As the mercury rises it’s important to have a reliable air conditioner that can help to keep you and your family comfortable. Window-mounted air conditioners are a popular choice as they are less expensive than central air conditioning systems, and are easy to install in practically any room of your home.

While there can be quite a bit of difference when it comes to bells and whistles on these different units, all of them are more than ready to take on summer’s sweltering temperatures. Be sure to carefully measure your window’s opening before purchasing a window-mounted air conditioner unit to be sure it will fit.

Here are 25 of the best window-mounted air conditioner units, based on features, cooling power, and average customer ratings and reviews. They are presented in no particular order.

1. Frigidaire FFRA0511R1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRA0511R1 Window-Mounted Mini-Compact Air Conditioner

This compact window air conditioning unit features 5,000 BTUs of power to help cool spaces up to 150 square feet in size. It also works as a dehumidifier, putting out up to 1.1 pints per hour to help keep your home comfortable.

Key Features:

  • Window mounting kit included
  • Choice of 2 cooling speeds
  • Choice of 2 fan speeds
  • Convenient quiet operation
  • Uses a standard 115V electrical outlet

Cost on Amazon: 

  • $129.99

2. LG LW6017R Window Air Conditioner

LG LW6017R Window Air Conditioner

This window air conditioner unit features 6,000 BTUs of power to help cool spaces up to 260 square feet in size. It also works as a dehumidifier, putting out up to 1.8 pints per hour. It is Energy Star rated to help you conserve energy and save on your electricity bills.

Key Features:

  • Optional expert setup available
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds
  • Comes with a stylish, full function remote
  • Includes mounting kit

Cost on Amazon:

  • $189.00

3. Haier HWR08XCR High Efficiency Room Air Conditioner

Haier HWE12XCR High Efficiency Room Air Conditioner

You’ll be ready to take on the heat with this high efficiency air conditioner that boasts 8,000 BTUs of power to quickly cool rooms up to 350 square feet in size. It comes complete with a magnetic remote control, that features braille for the visually impaired

Key Features:

  • Choice of 4 functions including cool, energy saver, fan, and dehumidify
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds
  • Electronic control panel with digital display
  • Easy-to-follow installation guide included

Cost on Amazon:

  • $221.99

4. Frigidaire FFRE0633S1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRE0633S1 Window-Mounted Mini-Compact Air Conditioner

This sleek-looking window-mounted air conditioning unit features 6,000 BTUs of power to quickly cool rooms up to 250 square feet in size, and features special ionizing technology that helps to clean and purify the air as it runs, making it easier to breathe for allergy sufferers. It can also dehumidify up to 1.3 pints per hour.

Key Features:

  • Optional expert setup available
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds
  • Low-power startup and quiet operation
  • Full function remote control is included

Cost on Amazon:

  • $193.99

5. LG LW1216ER Window-Mounted Air Conditioner

LG LW1216ER Window-Mounted Air Conditioner

This powerful unit boasts 12,000 BTUs of power to quickly and efficiently cool rooms up to 550 square feet in size. It even features a power failure auto-restart so that in the event of a power outage, the unit will resume function in order to continue cooling once power is restored.

Key Features:

  • Choice of 4-way air direction control
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds
  • Removable, washable air filter is included
  • Installation kit is included

Cost on Amazon:

  • $349

6. Frigidaire FFRE0533S1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRE0533S1 Window-Mounted Mini-Compact Air Conditioner

With 5,000 BTUs of cooling power, this air conditioner is suitable for use in spaces up to 150 square feet in size. It features dehumidification power of 1.1 pints per hour, and uses a standard 115V electrical outlet. Thanks to the compact design, you can install it nearly anywhere with ease.

Key Features:

  • Optional expert setup available
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds
  • Low-power startup and quiet operation
  • Full function remote control is included

Cost on Amazon:

  • $178

7. LG LW1016ER Window-Mounted Air Conditioner

LG LW1016ER Window-Mounted Air Conditioner

This energy efficient air conditioner boasts 12,000 BTUs of cooling power that’s able to take on even the hottest of days. It’s suitable for use in spaces up to 450 square feet and boasts dehumidification powers of up to 2.7 pints per hour.

Key Features:

  • Energy-saver function to conserve power and lower electrical bills
  • Stylish, full function remote control is included
  • Anti-corrosion coating helps unit last longer
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $299

8. Frigidaire FFRE1233S1 Window-Mounted Compact Air Conditioner

Frigidaire FFRE1233S1 Window-Mounted Compact Air Conditioner

This air conditioner is a real workhorse, with 12,000 BTUs of cooling power that is suitable for use in rooms up to 550 square feet in size. It comes complete with a temperature-sensing remote control, so you can ensure that all corners of your room are at a comfortable temperature. It can even dehumidify up to 3.8 pints per hour.

Key Features:

  • Clean air ionizer helps to remove pollen and other allergens from the air
  • Optional expert setup available
  • Optional support bracket available
  • Choice of 3 cooling speeds
  • Choice of 3 fan speed

Cost on Amazon:

  • $359.99

9. Emerson Quiet Kool EARC6RE1 Window Air Conditioner

Emerson Quiet Kool EARC6RE1 Window Air Conditioner

Stay cool this summer with this window mounted air conditioner that boosts 6,000 BTUs of cooling power. Suitable for rooms from 150-250 square feet in size, it features a large, LED digital display that is easy to read and comes complete with electronic temperature control from 62-86 degrees.

Key Features:

  • Louvers allow for 8-way airflow control
  • Remote control is included
  • Comes with a 1-2-5 year warranty on labor, parts, and compressor, respectively
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $194.64

10. LG LW8016ER Window-Mounted Air Conditioner

LG LW8016ER Window-Mounted Air Conditioner

This window-mounted air conditioner features 8,000 BTUs of cooling power that is suitable for use in rooms up to 340 square feet in size, and can dehumidify up to 2.2 pints per hour. Its dimension of 19.6(D) x 19.4(W) x 12.4(H) inches mean that it can be installed in a wide variety of windows quickly and easily. It features an anti-corrosion coating for longer life, and energy-saving settings to help conserve power.

Key Features:

  • Optional expert setup available
  • Optional support bracket available
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds
  • Stylish, full function remote is included

Cost on Amazon:

  • $275

11. Keystone KSTAW05B Window-Mounted Air Conditioner

Keystone KSTAW05B Window-Mounted Air Conditioner

Ideal for smaller rooms (up to 150 square feet in size), this unit can dehumidify up to 1.3 pints per hour, and comes complete with a remote control. Batteries are included for easy setup right out of the box, and the unit has been UL listed for additional peace of mind. The 24-hour programmable timer allows you to cool on your schedule, so you can lower consumption during high-peak times.

Key Features:

  • Optional expert setup available
  • Control 2-way airflow with louvers
  • Installation kit is included
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $157.98

12. LG LW1516ER Window-Mounted Air Conditioner

LG LW1516ER Window-Mounted Air Conditioner

This large window-mounted air conditioner is up to the cooling task of even the hottest days thanks to 15,000 BTUs of power, making it suitable for use in spaces up to 800 square feet in size. It can dehumidify up to 3.3 pints per hour, and boasts an energy saving function as well as a 24-hour on/off timer.

Key Features:

  • Stylish, full function remote control is included
  • Installation kit is included
  • Anti-corrosion coating helps unit last longer
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $445.65

13. Frigidaire FFRE0833S1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRE0833S1 Window-Mounted Mini-Compact Air Conditioner

This air conditioner may be compact, but it features 8,000 BTUs of power that is suitable for use cooling rooms up to 350 square feet in size. It can dehumidify up to 1.7 pints per hour and comes complete with a temperature-sensing remote control, for which batteries are included. Low-power startup helps to conserve energy and decrease electricity costs.

Key Features:

  • Optional expert setup available
  • Clean air ionizer removes pollen and other allergens so allergy sufferers can breathe easier
  • Louvers allow for 8-way airflow control
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $249

14. Frigidaire FFRE1033S1 Window-Mounted Compact Air Conditioner

Frigidaire FFRE1033S1 Window-Mounted Compact Air Conditioner

This powerful, 10,000 BTU unit is suitable for use in spaces up to 450 square feet, and comes complete with a temperature-sensing remote control. With quiet operation and low-power startup, you’ll be able to sleep easy knowing you’re quietly saving energy and on your electric bill.

Key Features:

  • Optional expert setup available
  • Clean air ionizer removes pollen and other allergens so allergy sufferers can breathe easier
  • Louvers allow for 8-way airflow control
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $284.99

15. Frigidaire FFRA0811R1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRA0811R1 Window-Mounted Mini-Compact Air Conditioner

This compact window-mounted air conditioner boasts 8,000 BTUs of cooling power that is suitable for use in spaces up to 350 square feet in size, and can dehumidify up to 1.7 pints per hour. It also offers low power startup, quiet operation, and effortless restart for added convenience.

Key Features:

  • Optional expert setup available
  • Installation kit included
  • Louvers allow for 8-way airflow control
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $219

16. Friedrich CP06G10B Chill Series Room Air Conditioner

Friedrich CP05G10A Chill Series Room Air Conditioner

This Chill Series window-mounted air conditioner boasts 6,000 BTUs of cooling power for use in rooms up to 250 square feet in size. Its new designer white color makes for a sleek and stylish aesthetic, and the MoneySave power option helps reduce your electricity bills by only running the fan when the unit is cooling.

Key Features:

  • Optional expert setup available
  • Louvers allow for 4-way airflow control
  • Programmable 24-hour on/off timer
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $319

17. Frigidaire FFRA0511Q1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRA0511Q1 Window-Mounted Mini-Compact Air Conditioner

This compact unit features 5,000 BTUs of cooling power for cooling rooms up to 150 square feet in size. It can dehumidify up to 0.8 pints per hour and features an extra-long power cord for more installation options. The antibacterial mesh filter easily slides out for quick and convenient cleaning.

Key Features:

  • Pleated, quick-mount window installation kit is included
  • Uses eco-friendly R410A refrigerant
  • Optional expert setup available
  • Choice of 2 cooling speeds
  • Choice of 2 fan speeds

Cost on Amazon:

  • $147.59

18. Frigidaire FFRA1011R1 Window-Mounted Mini-Compact Air Conditioner

Frigidaire FFRA1011R1 Window-Mounted Mini-Compact Air Conditioner

Beat the heat with this powerful air conditioner that boasts 10,000 BTUs of power that is suitable for cooling rooms up to 450 square feet in size. The compact design offers flexibility with installation, and it can dehumidify up to 2.7 pints per hour in order to keep your home feeling comfortable.

Key Features:

  • Optional expert setup available
  • Removable, washable air filter
  • Louvers allow for 8-way airflow control
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $259

19. Emerson Quiet Kool EARC8RE1 Window Air Conditioner

Emerson Quiet Kool EARC8RE1 Window Air Conditioner

This quiet window unit features 8,000s BTUs to comfortably cool rooms from 250-350 square feet in size. It is Energy Star certified to help save on your energy use and electricity bills and can be set from 62-86 degrees.

Key Features:

  • Programmable 24-hour on/off timer
  • Optional expert setup available
  • Louvers allow for 8-way airflow control
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $239

20. GE AHM06LW 19″ Energy Star Qualified Window Air Conditioner

GE AHM06LW 19" Energy Star Qualified Window Air Conditioner

Stay cool with this sleek-looking window air conditioner that boasts 6,150 BTUs of cooling power, and can dehumidify up to 1.6 pints per hour. It uses eco-friendly R-410A refrigerant, comes with the installation kit and remote control, and uses a washable filter.

Key Features:

  • Energy Star certified for reduced power consumption
  • UL listed for additional safety
  • Comes with a complete 1 year warranty
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $349

21. Arctic Wind AW5005M Window Air Conditioner

Arctic Wind AW5005M Window Air Conditioner

This 5,000 BTU air conditioner is suitable for use in rooms up to 150 square feet in size and features easy-to-use rotary control knobs. Adjustable air fins let you direct air where cooling is most desired, and it only requires a standard 115V outlet for easy installation.

Key Features:

  • Comes with complete mounting kit
  • Features a washable mesh filter
  • UL listed for additional safety
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $134.99

22. LG LW2516ER Window-Mounted Air Conditioner

LG LW2516ER Window-Mounted Air Conditioner

The most powerful unit in our list, this air conditioner is a serious workhorse. It can cool rooms up to 1,560 square feet in size, making it an ideal solution for large open concept spaces or to provide complete home cooling. This additional cooling capacity does come with a caveat — the unit requires a 230V outlet for operation, so check your system first to make sure it is compatible.

Key Features:

  • Optional expert setup available
  • Dehumidifies up to 7.7 pints per hour
  • Anti-corrosion coating helps unit last longer
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $599

23. SPT WA-6022S Energy Star Window AC

SPT WA-6022S Energy Star Window AC

This unit offers a choice of 4 different modes in order to provide complete home comfort. It features 6,600 BTUs of cooling power that is suitable for use in spaces up to 250 square feet in size. It comes complete with a removable, washable filter and is Energy Star rated to help you save on power consumption.

Key Features:

  • Remote control is included
  • UL listed for additional safety
  • A 1-year manufacturer warranty is included
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $176.98

24. Friedrich Energy Star Chill Window Air Conditioner

Friedrich Chill CP06G10B Window Air Conditioner

This air conditioner can be either window mounted or installed through a wall, offering choice to consumers. It boasts 24,000 BTUs of cooling power that is suitable for use in rooms up to 1,400 square feet in size. It features an easy-to-read digital thermostat display and has a special design that helps to prevent kick-in intrusion.

Key Features:

  • Programmable 24-hour on/off timer
  • Washable, antimicrobial filter is included
  • Energy Star rated to help save on energy consumption
  • Expandable side curtains
  • Choice of 3 cooling and fans speeds

Cost on Amazon:

  • $874.68

25. GE AEM08LX Window Air Conditioner

 GE AEZ08LV Window Air Conditioner

It might be small, but this air conditioner packs a mighty cooling punch thanks to 8,000 BTUs of power, and it can dehumidify up to 2.3 pints per hour. The filter is easy to clean thanks to one-touch removal, and the unit features a programmable 24-hour on/off timer to help you conserve energy and save money.

Key Features:

  • Comes complete with a 1-year manufacturer’s warranty
  • Energy Star rated to help save on energy consumption
  • Remote control is included
  • Choice of 3 cooling speeds
  • Choice of 3 fan speeds

Cost on Amazon:

  • $269.99

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About Caitlin McCormack

Caitlin is the Senior Staff Writer at Watchdog Reviews. She's been writing about tech trends and products and other topics since 2012.

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