9 Best 8000 BTU Air Conditioners For Cooling Medium-Sized Rooms

Josh Mitchell

Written By

Josh Mitchell

Expert Reviewed By

Holly Curell

Last Updated On

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For most living rooms and bedrooms, 8,000 BTU air conditioners are just right. They can cool small and medium-sized rooms while staying compact enough to fit small windows.

Yet, there are a lot of 8,000 BTU units on the market. How are you supposed to know which one is perfect for your home and which ones are a waste of space?

I tested and reviewed more than a dozen units to find the best 8k BTU air conditioner for all rooms — including yours!

Quick Glance - My Recommendations

BLACK+DECKER 8,000 BTU Portable Air...

Black+Decker BPACT08WT

Editor's Choice

Midea 8,000 BTU U-Shaped Smart Inverter Air...

Midea U MAW08V1QWT

Most Energy Efficient Window AC

LG 8,000 BTU Window Air Conditioner, 115V,...

LG LW8016ER

Popular and Durable

9 Popular 8000 BTU Air Conditioners

1 -  Black+Decker BPACT08WT

4.7

Overall Score


Energy Efficiency

5.0

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Cooling Ability

4.5

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Value For Money

4.5

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Dimensions

26 x 16.5 x 11.5"

EER

5.4

Noise Level

54 dB

Weight

52.9 lbs

Pros
  • Plenty of cooling power for even slightly larger rooms
  • Self-explanatory controls and installation
  • Quiet for a portable AC
  • Push-fit end caps on the exhaust hose
  • Durable build quality
CONS
  • Fairly pricey
  • Low energy efficiency rating

A portable 8,000 BTU air conditioner offers an ideal combo of strong cooling capacity and flexible unit placement. In this category, Black+Decker BPACT08WT performs better than most.

The cooling output of portable AC units generally falls short of their window counterparts, but this air conditioner impressed me. 

The B+D unit blows out a lot of cold air and can effectively cool down a 350-sq-ft room.

I wanted to see just what this unit is capable of and tried it out in larger spaces than it’s intended for. To my surprise, it kept even a 450-sq-ft tolerable.

Black+Decker BPACT08WT

The cooling effect slowed down significantly, but hey — I pushed the machine way past its limits, and it still did the job.

Operating this portable air conditioner is simple. The self-explanatory touch controls make it easy to swap between the AC, fan, and dehumidifier functions and to activate the 24h timer and sleep mode.

The remote control isn’t the most responsive I’ve seen, but it does have an LCD display which is missing from most other models.

There’s no such thing as a silent portable AC, but the B+D unit is reasonably quiet for what it is. You will hear it, but it’s not obnoxiously loud, and you can watch TV without increasing the volume.

Setting the B+D unit up was so easy that I didn’t even touch the instructions until I had it running.

I like the exhaust hose end caps that simply snap onto the window panel and AC. They completely eliminate the frustration of trying to screw in a fiddly hose.

The AC is easy to move, thanks to being reasonably sized and not weighing that much (about the same as the SereneLife unit). The short exhaust hose and power cord limit where you can place the unit, though.

The biggest drawback of the B+D is its subpar energy efficiency, with a 5.4 EER rating. That's relative, though — running this unit instead of your central AC can still lower your electricity bills.

In my books, though, the great cooling performance is worth the power consumption. For a strong portable AC that just works, this is your machine.

Who Is Black+Decker BPACT08WT Best For?

This Black+Decker BPACT08WT AC unit is a perfect match for homeowners looking for a strong, no-nonsense portable air conditioner.

Feature

Details

BTUs

4,000 / 8,000 BTU

Noise Level

54 dBa

Cooling Area

350 square feet

EER or SEER

5.4

Dimensions (H x L x D)

26 x 16.5 x 11.5 inches

Weight

52.9 lbs


2 - Midea U MAW08V1QWT

4.3

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.0

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Value For Money

4.4

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Dimensions

13.46 x 21.97 x 19.17"

EER

15

Noise Level

42-47 dB

Weight

55.56 lbs

Pros
  • Excellent cooling performance
  • Top-notch energy efficiency saves your pennies
  • The quietest window AC I’ve seen
  • Easy to control with a great remote and Wi-Fi
CONS
  • Difficult installation
  • Big and heavy unit may not fit small window frames

I'm not saying the 8,000 BTU Midea U is the best window air conditioner I've used, but after testing it, it might be my new personal favorite.

Midea U sets itself apart from its competition with two things. First, it has an inverter compressor. Second, it features a U-shaped design instead of the traditional box form factor.

The inverter compressor provides excellent, fast cooling while consuming very little electricity. Unlike a traditional unit that cycles on and off, this inverter AC runs constantly at varying speeds.

That avoids the energy-intensive wind-up and slow-down sequences, giving this Energy Star-rated AC a 15 EER rating — the best on my list. The unit draws only about 2A during regular operation.

Inverter compressors are also much quieter than regular ones. 

The U-shape also allows the window pane to slide between the compressor and the indoor unit, forming a natural sound barrier.

Midea U MAW08V1QWT

This incredibly quiet AC has a noise output of only 42 dB at full blast.

Wait, there's more! Midea U comes with a built-in Wi-Fi module that allows it to connect to your smartphone or a voice control unit, like Alexa or Google Assistant.

You can adjust the settings, including an energy saver mode, from anywhere as long as you have an internet connection. Or you can use the responsive, backlit remote control.

Man, is there any downside to this machine?

Well, yes. The unit is big and needs a larger window than your average AC. It's also heavy, which, together with the unusual form factor, makes Midea U a challenge to install.

I definitely recommend having someone help you with the installation process. It's pretty easy once you figure out how the support brackets, the unit, and your window go together, but solving that puzzle isn't exactly intuitive.

I also noticed that my unit collected some water inside it. That’s intended as the AC recycles the water to cool itself, but mosquitoes love that puddle.

You can empty the unit with the bottom drain, but that makes it somewhat less energy-efficient.

Despite the quirky installation process, Midea U is one impressive machine. In comparison, other window ACs seem outdated to me now.

Who is Midea U MAW08V1QWT Best For?

Homeowners looking for a powerful and quiet 8,000 BTU window air conditioner with the latest tech can’t do better than the Midea U MAW08V1QWT.

Feature

Details

BTUs

8,000

Noise Level

42-47 dBa

Cooling Area

350 square feet

EER or SEER

15

Dimensions (H x L x D)

13.46 x 21.97 x 19.17 inches

Weight

55.56 lbs


3 - LG LW8016ER

4.2

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.0

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Value For Money

4.0

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Dimensions

12.4 x 19.6 x 19.4"

EER

12.1

Noise Level

54 dB

Weight

58 lbs

Pros
  • Long-lasting heavy-duty construction
  • Quick cooling chops for medium rooms
  • Simple installation despite the weight
  • Very efficient dehumidification mode
  • Certified energy-efficient unit
CONS
  • Super heavy unit that must have support brackets
  • Overzealous filter change indicator

An air conditioner’s value isn’t just about its cooling capacity — durability matters too. LG LW8016ER packs both factors into one high-value 8,000 BTU window AC.

The LG unit cools appropriately-sized rooms quickly and efficiently.

It chilled my 350-sq-ft testing space in around 20 minutes to a temperature where I was perfectly comfortable — and I later realized I'd forgotten the AC was on eco mode.

The bottom line is this window unit will keep you cool even if you have the soul of a polar bear.

It won’t inflate your electricity bills while doing so, either.

Although it doesn’t reach the (ridiculously high) bar of the Midea U, the LG unit still has a great 12 EER rating and sports an Energy Star certificate.

Feature-wise, you get the aforementioned eco mode on top of the traditional AC, dry, and fan functions. The dry mode is surprisingly efficient and sucks a lot of moisture out of the air.

Strangely, there’s no sleep mode — a rare omission in an air conditioner.

Controlling the unit is easy with the front panel and the remote. The remote is very basic, with no backlight or display, but it has a longer range than most others on my list.

 LG LW8016ER

In the noise department, the LG can’t compete with the Midea’s inverter compressor, but it’s no slouch. The running noise is fairly quiet— as long as you support the unit properly.

This LG is the heaviest window AC on my list, with only the enormous Koldfront being even heavier.

You definitely need two people to lift it, but luckily installation is straightforward otherwise.

However, I strongly recommend that you install support brackets for the compressor housing. It will rattle loudly otherwise, as some components misalign under their own weight.

The unit’s heft demonstrates its heavy-duty construction, though. The LG brand isn't famous for no reason — give this unit basic maintenance, and it'll keep running for a long time.

That maintenance is easy, thanks to the front-loading washable filter and a filter condition indicator. 

That indicator is a bit overenthusiastic, though, since it lights up at the slightest sign of dust.

Overall, I'd call the LG a humble unit. It doesn't boast or complain; it just cools.

Who is LG LW8016ER Best For?

This LG LW8016ER 8,000 BTU air conditioner is an excellent choice if you're looking for a reliable, heavy-duty unit for a medium-sized room.

Feature

Details

BTUs

8,000

Noise Level

54 dBa

Cooling Area

350 square feet

EER or SEER

12.1

Dimensions (H x L x D)

12.4 x 19.6 x 19.4 inches

Weight

58 lbs


4 - Frigidaire FFRE083WAE

4.2

Overall Score


Energy Efficiency

4.25

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Cooling Ability

4.25

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Value For Money

4.25

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Dimensions

13.22 x 18.5 x 15.5 "

EER

12

Noise Level

55 dB

Weight

46.9 lbs

Pros
  • Good cooling power for a medium or smaller room
  • Low initial and running costs
  • Portable thermostat on the remote
  • Easy to install due to low-ish weight
  • Compact design fits smaller window frames
CONS
  • Long-term reliability is questionable
  • Loud-ish
  • May or may not include an installation kit

Keeping your home cool doesn't have to set you back seven years financially. Frigidaire FFRE083WAE is an affordable but well-performing AC option in the 8,000 BTU class.

Frigidaire has a solid cooling capacity for its price that doesn’t pale in comparison to the LG machine.

I wouldn’t try pushing its limits in a larger space than the rated 350 sq ft, but I did have to chase away a family of penguins trying to settle in while testing the Frigidaire’s max output.

In addition to the generally affordable price point, the Frigidaire won’t have a big impact on your electricity bills.

It’s Energy Star-certified and has the same 12 EER rating you’d expect from modern air conditioners, like the LG and HomeLabs.

In some ways, the Frigidaire beats its pricier competitors. Unlike the LG, it has a sleep mode, in addition to the usual 3-in-1 functionality, eco mode, and 24h timer.

Frigidaire FFRE083WAE

The remote control is nicely responsive, and it features a portable thermostat. Like the HomeLabs unit, the Frigidaire constantly monitors the temperature around the thermostat and adjusts its settings automatically.

Another comparison point with HomeLabs is the Frigidaire’s compact size.

It can fit smaller windows and is easy to install, thanks to its relatively low weight. I could see my mother (in her sixties) installing this air conditioner on her own.

The unit is also suitable for through-the-wall installation, like the Koldfront.

As is Frigidaire tradition, though, the mounting kit is a mystery. I got it with the unit, but the manual states the side panels and other parts are “optional.” Your box may or may not have the parts.

The low price of this air conditioner starts to show in its long-term reliability. Mine functioned well for the testing period, but I hear quite a few grumbles about machines that simply stop working for unexplained reasons.

The Frigidaire is louder than the LG, so you might want to keep it out of your bedroom. I also noticed bugs somehow managing to make their way in through the unit.

I can’t really complain too much about this unit, though. For its price, it does an excellent job.

Who Is Frigidaire FFRE083WAE Best For?

This Frigidaire FFRE083WAE unit is ideal for homeowners looking for a cheap 8000 BTU air conditioner with solid performance.

Feature

Details

BTUs

8000

Noise Level

55 dBa

Cooling Area

350 square feet

EER or SEER

12

Dimensions (H x L x D)

13.22 x 18.5 x 15.5 inches

Weight

46.9 lbs


5 - SereneLife SLPAC8

Most Energy-Efficient Portable AC

4.2

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.0

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Value For Money

4.0

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Dimensions

27.6 x 12.8 x 11.6"

EER

9.8

Noise Level

55 dB

Weight

44.97 lbs

Pros
  • Good value for money
  • Very energy-efficient for a portable air conditioner
  • Packs a lot of cooling power for even a bit bigger room
  • Simple and flexible installation with a long power cord
  • Auto-evaporation reduces need for draining
CONS
  • Runs loud
  • Quality control issues with accessories

Portable air conditioners tend to be electricity hogs — it’s just the nature of the beast. In this gluttonous crowd, SereneLife SLPAC8 stands out with its decision to go on a diet.

The SereneLife boasts a 9.8 EER rating, which is very respectable for a portable AC unit

It actually beats the through-the-wall Koldfront air conditioner in energy efficiency, which is a bit of a shocker.

Combine the low power consumption with a reasonable price tag, and you have a portable air conditioning unit that provides a lot of value.

SereneLife also serves up plentiful cooling capacity that's not far behind the Black+Decker unit.

It blew enough cool air to bring my test room down to 60°F. I could see this air conditioner doing decently well, even when cooling larger rooms.

The unit has all the basic features of portable ACs, including three fan speeds, AC/fan/dry modes, and a timer. The remote works well, but with no backlight or display, it's a bit difficult to use at night.

Like with the Black+Decker unit,installation is super easy. If you need guidance, the installation manual is well-detailed — a bit too detailed, considering how simple portable ACs are to set up.

I like the extra-long 7-foot power cord that gives you a lot of flexibility in placing the unit.

SereneLife is pretty average in size and weight, on par with the Black+Decker unit. Moving the unit is effortlessand doesn’t feel like hitting the gym.

Looks don’t make the machine, but they are a consideration with portable AC units. The SereneLife is fairly inoffensive and looks like a generic modern appliance.You decide if that’s good or not.

This unit is auto-evaporative and recycles condensation to cool its components, which results in infrequent drainage. That’s a good thing, too, because the supplied drain hose on my unit didn’t actually fit the outlet.

SereneLife SLPAC8

Apart from that, the only drawback is the loud-ish running noise. Yet, this unit is about on par with the HomeLabs window AC, so it’s not that bad.

Frankly, reviewing the SereneLife was boring. For a portable unit, it’s a powerful air conditioner that does exactly what it promises at a good value.

Who is SereneLife SLPAC8 Best For?

This SereneLife SLPAC8 high-value portable AC is a good choice if you want to enjoy the convenience of portability and low energy costs.

Feature

Details

BTUs

8,000

Noise Level

55 dBa

Cooling Area

300 square feet

EER or SEER

9.8

Dimensions (H x L x D)

27.6 x 12.8 x 11.6 inches

Weight

44.97 lbs


6 - Shinco SPF1-08C

4.3

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.0

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Value For Money

4.5

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Dimensions

29.63 x 14.69 x 13.46"

EER

5

Noise Level

55 dB

Weight

55 lbs

Pros
  • Good, sturdy build quality
  • Quick cooling in medium-sized rooms
  • Simple maintenance
  • Good long-term reliability with basic care
CONS
  • Sub-par window kit
  • Heavy unit

Are you scared after reading all those horror stories online about portable air conditioners that break after a few weeks? Shinco SPF1-08C can put your mind at rest.

The Shinco is a sturdy, solidly built unit. Although the casing is plastic, this portable AC unit isn’t shaky or flimsy. It just feels good to handle.

The cooling output is a good fit for 350-sq-ft and smaller spaces. In an appropriately sized room, Shinco reaches the target temperature quickly.

Shinco isn't quite as powerful as the Black+Decker or SereneLife, but those two punch above their weight anyway.

Speaking of weight, you get a lot of air conditioner for your money with the Shinco unit — literally.

This is the heaviest portable AC on my list, which can make it a bit hard to move around. The weight does highlight the unit’s rugged construction, though.

Shinco doesn't have auto-evaporation like SereneLife, but in my medium-humidity region, I only had to drain the Shinco once a week in AC mode.

In terms of functionality, Shinco is identical to its competitors with its three fan speed settings, AC/dry/fan modes, and a timer and sleep mode. 

The remote works fine, as do the manual controls.

Shinco makes around 55dB of noise, comparable to SereneLife in the noise department. It's far from being whisper quiet, but it's not overwhelming either.

Shinco SPF1-08C

You need to maintain Shinco to keep it happy, but fortunately, maintenance is straightforward. The washable filter slides out conveniently without unscrewing anything.

Since it's not auto-evaporative, I recommend running the AC in fan mode a few hours a week to dry it out.

The window kit is this unit’s weak spot. The hose connectors are pretty flimsy, so make sure not to manhandle them.Remember to check your hose before turning the unit on, since it may have a styrofoam plug in it.

Additionally, the standard window panel fits window frames between 37-50”. That’s wider than any window in my home. Be prepared to cut the panel to length.

Despite the sub-standard window kit, the Shinco air conditioner itself functions very well.

Take good care of it; in return, Shinco can reward you with years of faithful service.

Who Is Shinco SPF1-08C Best For?

Shinco’s SPF1-08C will be right at home with homeowners who don’t mind doing basic maintenance in exchange for reliable service.

Feature

Details

BTUs

8,000

Noise Level

55 dBa

Cooling Area

200 square feet

EER or SEER

5

Dimensions (H x L x D)

29.63 x 14.69 x 13.46 inches

Weight

55 lbs


7 - Koldfront WTC8001W

4.6

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.3

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Value For Money

5.0

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Dimensions

14.5 x 24.2 x 20.3"

EER

9.6

Noise Level

-

Weight

65 lbs

Pros
  • Offer both good cooling capacity and supplemental heating
  • Good robust build quality
  • Reliable performance
CONS
  • Expensive
  • Complicated installation process
  • Wall sleeve sold separately

A through-the-wall air conditioner can be convenient for spaces without windows, or if you don't want to give up your view.

If you want an 8,000 BTU air conditioner on your wall, Koldfront WTC8001W is my recommended option.

The Koldfront has plenty of cooling power for medium-sized rooms. Like the Frigidaire and LG units, it can quickly and efficiently cool a 350-sq-ft room.

Koldfront WTC8001W

However, this unit has an ace up its sleeve that other air conditioners on my list don't — it comes with a 4,200 BTU heating function.

I wouldn’t use this unit as your sole heater, but it does a decent job of helping keep the autumn chill out of your garage.

The heater cuts into the Koldfront's energy efficiency a bit, causing it to lag behind the window units. Still, with a 9.6 EER rating, it’s not exactly an energy hog.

The Koldfront functions identically to the window ACs, with the same AC/fan/dry modes and adjustable fan speeds.

It sports both a sleep and eco mode, and you can set it to run on a timer.

As a through-the-wall unit, the Koldfront is bigger than its window counterparts. It’s also the heaviest unit on my list. Installing it is definitely a two-person job.

On the topic of installation, be prepared for a big project, especially if you don't already have a space on your wall for an air conditioner.

To begin with, you must buy the wall sleeve (which holds the unit in place) separately — a fairly incomprehensible decision on the manufacturer's part.

Mounting the air conditioner in the sleeve isn’t that hard, but that is also a strange undertaking. There’s not a single screw holding it in place. Instead, friction from the cushioning pads is supposed to keep the AC inside the sleeve.

Once you do finally get the Koldfront up on the wall, though, it performs well. That cool air will feel twice as nice after the sweaty job is over.

Who Is Koldfront WTC8001W Best For?

The Koldfront WTC8001W unit is a capable through-the-wall AC unit for those who want to both heat and cool rooms up to 350 sq ft.

Feature

Details

BTUs

8,000 (Cooling)

4,200 (Heating)

Noise Level

-

Cooling Area

350 square feet

EER or SEER

9.6

Dimensions (H x L x D)

14.5 x 24.2 x 20.3 inches

Weight

65 lbs


8 - Zafro ‎A4210-8K

4.2

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.0

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Value For Money

4.2

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Dimensions

27.56 x 11.81 x 11.81"

EER

6.1

Noise Level

51 dB

Weight

50.2 lbs

Pros
  • Good, reliable cooling performance for the price
  • Decently energy-efficient
  • Includes a good drain hose
  • Straightforward usability
CONS
  • Cheap window kit
  • Produces excessive condensation

When the outdoor temperature rises, you need to stay cool — but you can’t always afford to spend a fortune on an AC.

Zafro A4210-8K is an affordable yet capable portable AC unit that can keep you cool on a budget.

Zafro is a good, efficient air conditioner with a cooling capacity at the same level as Shinco's. It works well in rooms up to the rated 350 sq-ft. I couldalso see this machine keeping several rooms cooled in a small apartment.

The unit works as well as any other portable air conditioner — no complaints here.

Zafro offers all the features its more expensive competitors do. You can change between AC, fan, and dry modes and three fan speeds, and there’s a sleep mode and a timer.

Zafro ‎A4210-8K

The control panel is simple and easy to learn. However, it — and the remote sensors — are placed on top of the unit. That makes the basic remote control fairly unresponsive.

This unit beats the Black+Decker and Shinco in energy efficiency. Its 6.1 EER rating isn’t mindblowing, but it will save you a few bucks a year in comparison.

Like most models in the portable category, I can’t call Zafro particularly quiet. Yet, its roughly 54 dB noise output didn’t bother me.

Zafro works very well for its price, but you can start to see the low cost with the window kit. The window panel suffers from the same issue as Shinco — it’s too large to fit a standard window without cutting.

The exhaust hose is also very thin and bleeds a lot of warm air back into the room. I would buy an insulation sleeve to keep the heat transfer in check.

I should also warn you that this air conditioner produces a lot of condensation. Fortunately, it comes with a flexible and surprisingly sturdy drain hose.

I recommend placing the unit on a steady pedestal and draining it continuously into a bucket or jug.

Zafro admittedly has a couple of issues stemming from its low cost. Personally, I can overlook them, thanks to its solid performance.

Who Is Zafro A4210-8K Best For

Zafro’s A4210-8K 8,000 BTU portable AC is a worthy option for those looking for capable and affordable portable cooling for medium rooms and small apartments.

Feature

Details

BTUs

8,000

Noise Level

51 dBa

Cooling Area

300 square feet

EER or SEER

6.1

Dimensions (H x L x D)

27.56 x 11.81 x 11.81 inches

Weight

50.2 lbs


9 - HomeLabs HME030525N

4.2

Overall Score


Energy Efficiency

4.5

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Cooling Ability

4.0

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Value For Money

4.0

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Dimensions

13.38 x 18.54 x 15.55"

EER

12

Noise Level

58 dB

Weight

50 lbs

Pros
  • Compact and lightweight design fits smaller window frames
  • Great cooling performance for medium-sized rooms
  • Low energy consumption reins bills in
  • Wi-Fi connectivity and a portable thermostat
CONS
  • Smart features are picky about connection frequency
  • Fairly loud

It can be tough to find an air conditioner that fits narrow window frames. With its compact design and smart features, HomeLabs HME030525N can be your small-windowed home’s ticket to cool indoor air.

This HomeLabs unit measures 18.5” in width and 13.4” in height. It’s almost four inches narrower than the Midea U, for example. It’ll slot right into almost any double-hung window.

You won’t have to compromise cooling power for the compact form factor. HomeLabs has built a powerful unit, and I’d say it beat the Frigidaire in cooling performance.

This device can effortlessly cool 350 sq-ft and probably even slightly larger rooms.

Installation is fairly straightforward, partially due to the 50-pound weight. This unit is a bit heavier than the Frigidaire, but that one is admittedly unusually light. HomeLabs has built one of the lightest window AC units on my list.

HomeLabs doesn’t lose to the other window models in energy efficiency. As an Energy Star-certified unit with a 12 EER rating, it won’t result in a big bump on your bills.

This air conditioning unit offers full 3-in-1 functionality, and controlling it with both the front panel and remote is simple.

Like the Frigidaire, the remote has a portable thermostat that can automatically adjust the unit based on your location.

HomeLabs HME030525N

Like Midea U, HomeLabs also has Wi-Fi capabilities. It can pair with your phone or Alexa, allowing you to control it from anywhere.

The connection app is temperamental, though, and will keep dropping the connection unless it’s connected to a 2.4 GHz network.

I resolved my connection problems with a Wi-Fi extender set to that frequency.

In the noise department, this unit isn’t particularly special. At full blast, my sound meter detected 58 dB of noise, which is admittedly fairly loud.

These are small complaints in the grand scheme of things, though. This HomeLabs air conditioner is a good basic unit with some nice smart features. It's undoubtedly a great choice for your small windows.


Who Is HomeLabs HME030525N Best For?

This HomeLabs HME030525N 8,000 BTU window air conditioner is tailor-made for homes with small windows, with or without smart home features.

Feature

Details

BTUs

8000

Noise Level

58 dBa

Cooling Area

350 square feet

EER or SEER

12

Dimensions (H x L x D)

13.38 x 18.54 x 15.55 inches

Weight

50 lbs


8000 BTU Air Conditioners Compared

Preview

Name

Rating

Cooling Area

EER or SEER

Price

BLACK+DECKER 8,000 BTU Portable Air...

Black+Decker BPACT08W

4.7

350 sq ft

5.4

Midea 8,000 BTU U-Shaped Smart Inverter Air...

Midea U MAW08V1QWT

4.3

350 sq ft

15

LG 8,000 BTU Window Air Conditioner, 115V,...

LG LW8016ER

4.2

350 sq ft

12.1

Frigidaire FFRE083WAE Window Air Conditioner...

Frigidaire FFRE083WAE

4.2

350 sq ft

12.1

SereneLife SLPAC8 SLPAC 3-in-1 Portable Air...

SereneLife SLPAC8

4.2

300 sq ft

-

Shinco 8,000 BTU Portable Air Conditioner, AC...

Shinco SPF1-08C

4.3

200 sq ft

-

Koldfront WTC8001W 8,000 BTU Through the Wall...

Koldfront WTC8001W

4.6

350 sq ft

9.6

ZAFRO 8,000 BTU Portable Air Conditioners...

Zafro ‎A4210-8K

4.2

300 sq ft

-

hOmeLabs Window Air Conditioner 8000 BTU -...

HomeLabs HME030525N

4.2

350 sq ft

-


What To Consider When Buying An 8000 BTU AC

Whether you're shopping for 8,000 BTU portable or window air conditioners, you shouldn't just buy the first unit you come across.

Put just a bit of thought into what you need from an air conditioner, and you'll avoid wasting cash on an unsuitable unit.

Here’s my breakdown of the most important things to keep in mind when looking for the best 8000 BTU air conditioner for your home.

Match It To Your Room Size (BTU/Sq Ft)

Room size

I recommend placing 8,000 BTU air conditioners — window or portable — in 350-sq-ft spaces at most to ensure they can cool the room quickly and efficiently.

Air conditioners' cooling capacity is measured in British thermal units (BTU).

The BTU value corresponds directly to specific square footage. The larger the BTU value, the bigger the room it can handle.[1]

8,000 BTU air conditioners are designed to cool rooms with up to 350-square-foot floor space.

Some exceptional units — like the Midea U or Black+Decker — may be able to cool slightly larger spaces, but the cooling efficiency begins to fall rather quickly beyond the rated room size.

TL;DR: You must match the BTU capacity of the ACs with the covered area that requires cooling.

Window AC Or Portable AC?

Window air conditioners tend to have a better cooling capacity and energy efficiency, but portable air conditioners are easier to move and are less noticeable from the outside.

Choose the type of machine based on your personal requirements. A window-mounted air conditioner will typically offer stronger cooling and be more energy-efficient. I would recommend them if power is what matters to you.

However, the best air conditioner for you may be portable if you have horizontal or casement windows that can’t easily accommodate a window unit.

They may also be the way to go if you’re not allowed to install window ACs due to renting your home or strict HOA regulations.

Dual Hose Danby Portable Air Conditioner in Bedroom with Lamp

TL;DR: While window ACs are more powerful and energy efficient, portable ACs provide mobility and are easy to install.

Save Energy And Money With A High EER

Look for air conditioners with the highest possible EER rating, ideally 11 or above, to ensure low energy consumption and energy bills.

The energy efficiency ratio (EER) is an important factor as it measures how much power an air conditioner uses during daily operation.

The EER calculation is a bit complex, but the basic gist is easy to understand — a higher EER rating means higher energy savings and lower bills. [2]

I only chose the best 8000 BTU air conditioner units for windows with 12 EER and an Energy Star label to help you save energy and cash.

Portable ACs tend to be more power-hungry, but even they can offer decent energy efficiency, like SereneLife's 9.8 EER.

TL;DR: Look for ACs with high EER rating to save up on running costs. 10 EER is a good value for Window ACs to aim for. Portable ACs, however, are not as energy efficient.

10 EER Rating

Keep It Quiet (DB)

I advise choosing air conditioners with an average noise level of 55 dB or lower to save your ears and nerves.

There are no silent air conditioners, but you don’t have to put up with a roaring machine.

Units producing less than 55 dB are quieter than a regular conversation and will do fine in most homes.[3]

If you’re sensitive to noise or plan to put the air conditioner in a bedroom, consider even quieter units — perhaps one with an ultra-quiet inverter compressor like the Midea U.

TL;DR: Window and portable ACs are louder than mini splits. If you are sensitive to AC noise, look for a unit with 55 dB or lower noise level.

Save Your Nerves With Easy Installation

For the simplest installation, pick a lightweight window air conditioner with a good mounting kit — or a portable unit.

8,000 BTU air conditioners tend to be fairly big, so mounting them to your window sill can get tricky.

A lightweight unit with a full mounting kit, like the Frigidaire, will be easier to hoist up to your window, even if you're working alone.

Portable air conditioners are even easier to set up since you only need to rig the exhaust hose panel at your window. These panels come in varying qualities, but a portable unit will nearly always be easier to install.

TL;DR: For ease of installation, look for a lightweight unit that comes with an installation kit. 

Simple Maintenance Keeps You Cool Longer

I recommend choosing units with front-loading washable filters to make cleaning and maintaining them easier.

All ACs on my list come with washable filters, and each window unit has a front-loading rather than a side-sliding filter.

These features make the machines easier to keep clean, which helps them work efficiently and last longer.

TL;DR: Look for an AC that provides easy access for maintenance.

Set Your Budget Before You Shop

The most important consideration is determining your budget before you start shopping for air conditioners.

ACs come in a wide range of prices — the ones on my list range from a bit over $200 to nearly $500.

Choose your budget beforehand, and you can focus on finding the best possible unit within your price range.

TL;DR: Setting a budget allows you to shop easily without being distracted by unwanted features.

Keep An Eye On Special Features

In addition to these key details, there are smaller factors that can make a difference between units. Here are some special features that you may want to consider.

  • Remote Control:
    A good remote controller with an LCD or LED display and backlit buttons lets you adjust your unit in a dark bedroom without getting out of your bed.
  • Wi-Fi Connectivity:
    A smart AC with Wi-Fi capabilities — like the Midea U or HomeLabs — allows for voice and smartphone control, in case you want your entire home to be internet connected.
  • Louver Adjustability:
    Most air conditioners let you angle the airflow to a degree, but 8-way louvers give you the most significant degree of adjustability.
  • Brand:
    ACs from no-name manufacturers can be perfectly good, but units from famous brands often have better reliability and customer service.

TL;DR: 8,000 BTU window and portable ACs can offer several additional features ranging from longer power cords to smart controls and Wi-Fi connectivity. Additional features often add to the overall upfront cost of the unit.

How We Review & Rank Our Product List

At Air Conditioner Lab, our team follows a similar process when evaluating all products reviews before formulating our final lists for readers.

We begin by gathering data sources directly from brands, e-commerce platforms, online retailers and press releases.

These are then added to a master file we use to compare features specifications from all Air Conditioner models. You can access this Air Conditioner Sheet Here.

Next, we narrow down all the products on the market by evaluating user reviews, ratings and feedback from a wide variety of online and in-person sources.

Our team then discusses and co-ordinates our first hand experiences using these products, as well as gather independent opinions and feedback through Youtube and customer reviews.


When Is An 8000 BTU Air Conditioner The Right Choice?

An 8,000 BTU air conditioner works best when cooling a room up to 350 sq-ft on its own or when supplementing central air conditioning in larger spaces.

8,000 BTU is quite a bit of cooling capacity, and units in this class can keep an appropriately sized room well-cooled even on their own. For example, they're excellent choices for living rooms, kitchens, or bigger bedrooms.

An 8,000 BTU can also be a good option for large spaces of 400 sq-ft and up if they’re working in conjunction with a central air conditioner.

For example, if your ancient central unit can’t deal with your enormous combined living room and kitchen, an 8,000 BTU unit may be just what you need to keep the space cool.

TL;DR: 8,000 BTU ACs are sufficient for rooms with coverage area of 350 sq. ft.


FAQs

How Big of A Room Will an 8000 BTU Air Conditioner Cool?

8000 BTU air conditioners are designed to cool spaces up to 350 sq-ft. Some units may be able to keep even larger spaces cool, but their efficiency will not be optimal.

How Much Electricity Does an 8000 BTU Air Conditioner Use?

An 8000 BTU air conditioner can use anywhere between 600 and 1,200 watts of power. The power consumption depends on the unit’s type, compressor technology, and general energy efficiency.

How Does An 8000 BTU AC Compare To A 6000 BTU AC?

An 8000 BTU air conditioner is effective up to 350 sq ft, whereas 6000 BTU units are rated for 250 sq ft. 8000 BTU air conditioners are significantly more powerful, but they also consume more energy.

How Does An 8000 BTU AC Compare To A 10,000 BTU AC?

8000 BTU air conditioners can chill rooms up to 350 sq ft, while 10,000 BTUs are enough for rooms up to 450 sq ft. Although 8000 BTU units are less effective, they are also smaller and less power-hungry.

Related Article: Top Rated 10,000 BTU ACs

Is An 8000 BTU Air Conditioner Good For A Bedroom?

An 8,000 BTU air conditioner can be a good choice for larger bedrooms as long as you choose a quiet unit. Air conditioners producing around 50 dB of noise or less will be good for bedrooms.

How Long Does An 8000 BTU Air Conditioner Last?

8000 BTU air conditioners last around 5-7 years on average. With thorough cleaning and regular maintenance, however, you may be able to stretch your unit’s lifespan beyond 10 years.

How Can I Make My Portable 8000 BTU Air Conditioner Last Longer?

Your 8000 BTU air conditioner will last longer if you clean or replace the air filter at least monthly, ensure there’s no water standing in the unit, and maintain its parts in good condition. Dry and store the unit when outside temperatures fall to prevent the coils from freezing.

And The Best Unit Is…

That sure was a whole bunch of air conditioners! With my buying guide in hand, you can now easily choose the right energy-efficient unit for you, no matter what your circumstances are.

That said, I know the sheer number of machines might still seem overwhelming. If you need a couple more pointers, here are my Top 3 personal recommendations:

My #1 Recommendation
Black+Decker BPACT08WT

  • Plenty of cooling power for even slightly larger rooms
  • Self-explanatory controls and installation
  • Quiet for a portable AC
  • Push-fit end caps on the exhaust hose
  • Durable build quality

References: 

  1. https://www.omnicalculator.com/construction/air-conditioner-room-size
  2. https://www.energy.gov/energysaver/room-air-conditioners
  3. https://www.healthyhearing.com/report/52514-What-is-a-decibel
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Josh Mitchell

Founder

Josh Mitchell
My name is Josh and I am obsessed with home appliances. From portable AC units to heaters and air purifiers, I enjoy testing, learning and using these devices to improve the air quality inside my family home.

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Midea U Shaped Window Air Conditioner

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