10 Best Conventional Window Air Conditioners for Apartments of 2026
Apartment living demands a window AC that balances powerful cooling with quiet operation. These top conventional models deliver efficient climate control without complex installation.
By Daniel Brooks
Updated October 7, 2026
Finding the right conventional window air conditioner for an apartment requires balancing cooling power, noise, and installation requirements. This guide focuses on units that fit typical apartment windows and provide efficient, targeted cooling for smaller living spaces. We compared models based on manufacturer specifications for room size coverage, noise output, and energy ratings to identify the best options. For a broader look at this category, see our guide on conventional window air conditioners.
The best conventional window air conditioners for apartments must cool effectively without overwhelming a smaller room’s electrical circuit or creating excessive noise. Key considerations include the unit’s BTU rating matching the room’s square footage, its decibel level for quiet operation, and whether it includes features like a remote control or programmable timer. We prioritized models with straightforward installation kits suitable for common double-hung windows.
All Products Compared
| Product | Best For | Cooling Capacity | Room Size | Noise | Notable Feature |
|---|---|---|---|---|---|
| Midea 5,000 BTU EasyCool Window Air Conditioner | Small bedrooms, home offices | 5,000 BTU | 150 sq. ft. | Quieter than a refrigerator | 11.0 CEER, Mechanical Controls |
| Frigidaire 5,000 BTU Window Air Conditioner | Small bedrooms | 5,000 BTU | 150 sq. ft. | 52 dBA | Auto Restart, Effortless Temperature Control |
| Frigidaire 8,000 BTU Window Air Conditioner | Small living rooms, larger bedrooms | 8,000 BTU | 350 sq. ft. | 54 dBA | Remote Control, Eco Mode |
| Midea 5,000 BTU Window Air Conditioner | Bedrooms, living rooms, home offices | 5,000 BTU | 150 sq. ft. | 52 dB (low mode) | Remote Control, Dehumidifier Mode |
| LG 6,000 BTU Window Air Conditioner | Medium rooms, dens, living rooms | 6,000 BTU | 250 sq. ft. | 52 dB (low mode) | Remote Control, Auto Restart |
| Midea 8,000 BTU Window Air Conditioner | Larger rooms up to 350 sq. ft. | 8,000 BTU | 350 sq. ft. | Not listed | Smart App Control, 3-in-1 Comfort |
| Midea 8,000 BTU Smart Inverter Window Air Conditioner with Heat | Multi-season comfort in large rooms | 8,000 BTU | 350 sq. ft. | 45 dBA | Inverter Technology, Heat Pump, Smart Control |
| GE 5,000 BTU Window Air Conditioner | Small rooms, dorm rooms, studios | 5,000 BTU | 150 sq. ft. | 52 dBA (low) | Simple Mechanical Controls |
| GE 12,000 BTU Smart Window Air Conditioner | Large rooms, living rooms, studio apartments | 12,000 BTU | 550 sq. ft. | Not listed | Wi-Fi Smart Control, Eco Mode |
| LG LW1424RD 14,000 BTU Window Air Conditioner | Medium to large rooms | 14,000 BTU | 800 sq. ft. | Not listed | Auto Restart, 24-Hour Timer |
| Award | Product | WikiCooling Score About WikiCooling ScoreThe WikiCooling Score is our own rating from 0 to 10, based on the criteria described on our How We Review page. It reflects research, not laboratory measurement, and is never influenced by manufacturers, retailers, or affiliate commissions. Learn more › | |
|---|---|---|---|
| Best Overall |
Midea 5,000 BTU EasyCool Window Air Conditioner
|
8.4/10 | Buy |
| Best Budget |
Frigidaire 5,000 BTU Window Air Conditioner
|
8.3/10 | Buy |
| Best Value |
Frigidaire 8,000 BTU Window Air Conditioner
|
8.3/10 | Buy |
Midea 5,000 BTU Window Air Conditioner
|
8.1/10 | Buy | |
Midea 8,000 BTU Window Air Conditioner
|
8.0/10 | Buy | |
GE 5,000 BTU Window Air Conditioner
|
7.6/10 | Buy | |
LG LW1424RD 14,000 BTU Window Air Conditioner
|
7.5/10 | Buy | |
GE 12,000 BTU Smart Window Air Conditioner
|
7.5/10 | Buy | |
LG 6,000 BTU Window Air Conditioner
|
8.1/10 | Buy | |
| Best Premium |
Midea 8,000 BTU Smart Inverter Window Air
|
8.0/10 | Buy |
Midea 5,000 BTU EasyCool Window Air Conditioner
This small window air conditioner is a mechanically controlled unit designed for cooling spaces up to 150 square feet. It offers a straightforward installation process and a washable filter for simple maintenance, making it a practical, budget-friendly option for rooms like bedrooms and home offices.
Pros
- Effective cooling capacity for its recommended room size.
- Mechanical controls are simple and intuitive to operate.
- Energy efficiency rating of CEER 11.0.
- Includes a washable and reusable filter.
- Comes with a 1 Year Parts & Labor Warranty.
Cons
- No remote control or smart features.
- Fixed installation requirements suit specific window sizes only.
- Operates at 57 db, which some buyers mention is noticeable.
Frigidaire 5,000 BTU Window Air Conditioner
This Frigidaire window air conditioner cools rooms up to 150 sq. ft. with 5,000 BTU. It operates quietly at 52 dBA and features two fan speeds and effortless temperature control. Ideal for small bedrooms or living spaces.
Pros
- Quiet operation at 52 dBA
- Easy-to-clean washable filter
- Auto restart feature
- Adjustable side panels for fit
- Two fan speeds for customization
Cons
- No inverter compressor
- Manual button controls only
- Heavy at 35.3 pounds
Frigidaire 8,000 BTU Window Air Conditioner
With 8,000 BTU of cooling power and coverage for up to 350 sq ft, this Frigidaire window AC suits small bedrooms and compact living spaces. It includes three fan speeds, 6-way airflow, Eco Mode, Sleep Mode, and a washable filter. The 55 db noise level and remote control make it a practical mid-range choice for everyday cooling.
Pros
- Covers rooms up to 350 sq ft
- Three fan speeds and 6-way airflow
- Eco Mode and Sleep Mode save energy
- Washable filter has cleaning reminders
- Remote control and 24-hour timer
Cons
- Washable filter requires periodic maintenance
Midea 5,000 BTU Window Air Conditioner
Designed for small spaces up to 150 square feet, this Midea window air conditioner offers reliable cooling with a 5,000 BTU capacity. Its quiet operation at 52 dB and included remote control make it a convenient choice for bedrooms or home offices. The washable filter and EcoSave mode add to its appeal for budget-conscious users.
Pros
- Quiet operation at 52 dB
- Washable reusable filter
- Remote control with multiple modes
- Easy installation with included bracket
- Auto restart after power loss
Cons
- No inverter compressor
- Fits only standard double-hung windows
- Heavy at 35.5 pounds
Midea 8,000 BTU Window Air Conditioner
This Midea window air conditioner offers 8,000 BTU cooling for rooms up to 350 sq ft, with 3-in-1 functionality and smart home compatibility. It is a budget-friendly choice for those who want app and voice control, but buyer reviews note that noise levels can be higher than specified.
Pros
- Smart app and voice control
- 3-in-1 cooling, dehumidifying, and fan
- Washable filter for easy maintenance
- Easy to install and setup
- Remote control with 4-way air direction
Cons
- Noise levels can be higher than listed 53.5 dB
- Requires external support for window ledge
- Heavy at 50.7 pounds for single installation
GE 5,000 BTU Window Air Conditioner
A budget-friendly window AC for small spaces up to 150 square feet, this GE unit uses simple mechanical controls and two cooling modes. It operates quietly at 52-56 dBA, making it suitable for bedrooms and dorm rooms. Easy DIY installation fits double-hung windows 27 to 36 inches wide.
Pros
- Quiet operation at 52-56 dBA
- Easy mechanical controls, no setup
- Washable filter, low maintenance
- Low power draw at 440 watts
- Fits narrow windows down to 27 inches
Cons
- Fits only double-hung windows
- No smart or remote control features
- May need wider side panels for extra-wide windows
LG LW1424RD 14,000 BTU Window Air Conditioner
Designed for medium to large rooms up to 800 sq ft, this LG window unit delivers 14,000 BTUs of cooling power with three cooling and fan speeds. Its auto restart and 24-hour timer provide scheduling flexibility, while the removable washable filter and check filter alert simplify maintenance. The included remote and 4-way air deflection add convenience.
Pros
- 14,000 BTU capacity for large rooms
- Auto restart after power outage
- Washable filter with check alert
- Remote control with 24-hour timer
- 4-way air deflection
Cons
- Heavy at 82 pounds
- No heat mode (cooling only)
- Noise level of 59 dB
GE 12,000 BTU Smart Window Air Conditioner
This GE window air conditioner delivers 12,000 BTUs of cooling for large rooms up to 550 square feet, with Wi-Fi connectivity and voice control. Its Eco Mode helps reduce energy use, and the included quick-install kit makes DIY setup straightforward. It suits homeowners and renters who want smart features and energy savings.
Pros
- Wi-Fi and voice control via SmartHQ app
- Eco Mode reduces energy consumption
- Easy DIY installation with EZ Mount kit
- Washable filter for simple maintenance
- Cools large rooms up to 550 sq ft
Cons
- Heavy at 63.6 pounds, may be difficult to install alone
- Fits only double-hung windows within specific size range
- No inverter compressor for quieter, variable-speed operation
LG 6,000 BTU Window Air Conditioner
This LG window air conditioner delivers 6,000 BTU of cooling for rooms up to 250 square feet, making it a solid choice for medium bedrooms, dens, or offices. Its quiet operation at 52 dB, auto restart after power outages, and included remote control add convenience. The unit suits those seeking a straightforward, reliable window AC with easy maintenance.
Pros
- Quiet at 52 dB on low mode
- Auto restart after power loss
- Remote control included
- Washable filter with alert
- Easy window installation kit
Cons
- No inverter for variable speed
- Only 2 cooling and fan speeds
- Heavy at 44 pounds
Midea 8,000 BTU Smart Inverter Window Air
This Midea window unit combines cooling, heating, and dehumidification for year-round comfort in rooms up to 350 square feet. Its inverter compressor and smart controls deliver quiet, energy-efficient operation, while the heat pump provides supplemental warmth when outdoor temperatures stay above 41°F.
Pros
- Quiet operation at 45 dB
- Energy Star certified with inverter technology
- Smart app and voice control
- Heating and dehumidifier functions
- Washable filter for easy cleaning
Cons
- Heat pump only works above 41°F
- Heavy at 56 pounds, may need help installing
- Fits only double-hung windows
Top 3 Conventional Window Air Conditioners for Apartments Reviewed
#1 Midea 5,000 BTU EasyCool Window Air Conditioner: Best Overall
Why We Picked It
The Midea 5,000 BTU EasyCool Window Air Conditioner earns the top spot for its balance of efficiency, quiet operation, and straightforward design ideal for apartment living. Its 5,000 BTU capacity is perfectly matched for cooling spaces up to 150 square feet, a common size for bedrooms and home offices in apartments. The unit’s 11.0 Combined Energy Efficiency Ratio (CEER) helps manage electricity costs, a key consideration for renters.
We selected this model over others because its mechanical controls offer simplicity and reliability, avoiding potential issues with digital interfaces. Its noise level, described as quieter than a household refrigerator, makes it suitable for sleeping areas. Compared to the runner-up Frigidaire model, this Midea unit offers a slightly higher efficiency rating and includes a reusable filter, while maintaining a competitive feature set for small-space cooling.
Key Specifications
- Cooling Capacity: 5,000 BTU
- Room Size: 150 sq. ft.
- Efficiency: 11.0 CEER
- Noise Level: Quieter than a refrigerator
- Controls: Mechanical
| Pros | Cons |
|---|---|
|
|
Things to Consider
This unit’s mechanical controls mean you must adjust settings directly at the unit, which may be less convenient than using a remote. It requires a window opening between 23 and 36 inches wide and at least 13 inches high. Ensure your apartment’s window and electrical outlet are compatible, and note that a screwdriver is needed for installation, though all mounting hardware is included.
Best For
This air conditioner is best for apartment dwellers with a small bedroom or office space up to 150 square feet who prioritize energy efficiency and quiet operation over advanced features like remote control. It suits those who prefer straightforward, dial-based controls. You can find the Midea 5,000 BTU EasyCool Window Air Conditioner on Amazon.
#2 Frigidaire 5,000 BTU Window Air Conditioner: Best for Consistent Comfort
Why We Picked It
The Frigidaire 5,000 BTU Window Air Conditioner is an excellent choice for apartment residents seeking consistent temperature maintenance and reliable performance. Its Effortless Temperature Control feature automatically adjusts cooling to maintain your preset temperature, preventing uncomfortable fluctuations. This 5,000 BTU model effectively cools areas up to 150 square feet, matching the capacity of our top pick but with a different approach to user experience.
We evaluated this unit highly for its apartment-friendly features, including a quiet 52 dBA operation and an auto-restart function that preserves your settings after a power interruption. Compared to the Midea model, it offers a similar cooling footprint but adds the convenience of auto-restart. Its performance, backed by over 17,000 customer ratings, indicates proven reliability in small-space applications.
Key Specifications
- Cooling Capacity: 5,000 BTU
- Room Size: 150 sq. ft.
- Noise Level: 52 dBA
- Feature: Effortless Temperature Control
- Feature: Auto Restart
| Pros | Cons |
|---|---|
|
|
Things to Consider
The unit includes adjustable side panels to fit your window securely, but you should verify your window dimensions are compatible. It comes with an extra-long power cord, which may reduce the need for an extension cord in some apartment layouts. The washable filter requires periodic cleaning to maintain performance and air quality.
Best For
This Frigidaire model is best for apartment occupants who value set-it-and-forget-it temperature consistency and the reliability of auto-restart in areas with occasional power fluctuations. It’s a strong choice for a small bedroom where steady, quiet cooling is paramount. Check the Frigidaire 5,000 BTU Window Air Conditioner for more details.
#3 Frigidaire 8,000 BTU Window Air Conditioner: Best for Larger Rooms
Why We Picked It
The Frigidaire 8,000 BTU Window Air Conditioner is our pick for apartments with larger rooms or open-plan spaces up to 350 square feet. Its increased cooling capacity handles more substantial heat loads while maintaining a relatively quiet 54 dBA noise level. The inclusion of a remote control adds convenience for adjusting settings from across the room, a useful feature in a living area.
This unit stands out for its combination of capacity and features tailored for apartment comfort. The Eco Mode helps save energy during extended use, while the 24-hour timer allows for scheduled operation. Compared to the two 5,000 BTU picks above, this model provides significantly more cooling power for larger spaces, yet it remains within a noise range acceptable for day-to-day living. Its six-way directional airflow helps distribute cool air more effectively across a room.
Key Specifications
- Cooling Capacity: 8,000 BTU
- Room Size: 350 sq. ft.
- Noise Level: 54 dBA
- Controls: Remote Control
- Feature: Eco Mode, 24-Hour Timer
| Pros | Cons |
|---|---|
|
|
Things to Consider
Before purchasing, confirm that your apartment’s electrical circuit can support an 8,000 BTU unit. Ensure your window can accommodate the physical dimensions and that the 350 sq. ft. cooling coverage aligns with your room size. The remote control offers convenience but relies on batteries that are not listed as included.
Best For
This air conditioner is best for apartment residents with a larger bedroom, combined living-dining area, or studio apartment up to 350 square feet who want the convenience of remote control and energy-saving features. It suits those needing more cooling power without a substantial noise increase. Explore the Frigidaire 8,000 BTU Window Air Conditioner for your space.
How to Choose a Conventional Window Air Conditioner
Match Cooling Capacity to Your Room
Selecting the correct BTU rating is the most critical step. An undersized unit will run constantly without cooling the room effectively, while an oversized unit will cool too quickly without properly dehumidifying, leading to a cold, clammy feel and short cycling that wastes energy. Use the ENERGY STAR sizing chart as a starting point, then adjust for your specific room conditions like sun exposure and occupancy.
ENERGY STAR publishes this general guide for sizing a room air conditioner by floor area:
| Room Size (sq ft) | Cooling Capacity (BTU/hr) |
|---|---|
| 100 to 150 | 5,000 |
| 150 to 250 | 6,000 |
| 250 to 300 | 7,000 |
| 300 to 350 | 8,000 |
| 350 to 400 | 9,000 |
| 400 to 450 | 10,000 |
| 450 to 550 | 12,000 |
| 550 to 700 | 14,000 |
| 700 to 1,000 | 18,000 |
Adjust for your room: reduce capacity by 10 percent for a heavily shaded room, increase it by 10 percent for a very sunny room, add 600 BTU for each regular occupant beyond two, and add 4,000 BTU if the unit cools a kitchen. Source: ENERGY STAR.
Window Fit and Installation
Measure your window opening carefully before purchase. Check the unit’s required window width and height range, typically listed in the specifications. Most conventional window ACs are designed for double-hung windows and include an installation kit with expandable side panels and foam insulation. Ensure the window can support the unit’s weight and that you have the necessary tools, often just a screwdriver. A secure, proper installation is vital for safety, efficiency, and preventing air leaks.
Noise and Inverter Compressors
Noise level, measured in decibels (dBA), is especially important for bedrooms and living spaces. Look for units with a low dB rating for quiet operation; many models list a noise level for their low fan speed. Inverter compressor technology, found in some higher-end models, allows the compressor to run at variable speeds rather than simply cycling on and off. This can result in quieter operation, more consistent temperatures, and improved energy efficiency, but often at a higher initial cost.
Energy Efficiency
Energy efficiency for room air conditioners is measured by the Combined Energy Efficiency Ratio (CEER). A higher CEER number indicates a more efficient unit that will cost less to operate over a cooling season. Look for the ENERGY STAR label, which signifies the unit meets strict efficiency guidelines set by the EPA. An efficient unit not only lowers utility bills but also reduces the strain on your apartment’s electrical system.
Controls and Smart Features
Consider how you want to control the unit. Mechanical controls (dials) are simple and reliable but require you to be at the unit to adjust settings. Electronic controls with a remote offer convenience, allowing you to change temperature, mode, and fan speed from across the room. Some models offer smart features like Wi-Fi connectivity for control via a smartphone app or voice assistant, which can be useful for scheduling and remote access. Choose the level of control that best fits your lifestyle and needs.
How We Evaluate Conventional Window Air Conditioners
Our evaluation is based on a thorough comparison of manufacturer specifications, product listing information, and aggregated buyer ratings. For conventional window air conditioners for apartments, we prioritize the fit between cooling capacity and typical room sizes, energy efficiency ratings to manage operating costs, and noise levels for comfortable living. We also assess installation requirements to ensure compatibility with common apartment windows and consider the value offered by the feature set. Readers should always verify the specific capacity, electrical requirements, and window dimensions for their exact model before purchasing.
Frequently Asked Questions
What size window air conditioner do I need for a small bedroom?
For a typical small bedroom, a 5,000 BTU unit is often sufficient, as it is designed to cool spaces up to 150 square feet. Refer to the ENERGY STAR sizing chart and adjust for factors like sunlight and ceiling height. Models like the Midea and Frigidaire 5,000 BTU units in our guide are specifically intended for this application.
Are window air conditioners very noisy for nighttime use?
Many modern window ACs are designed for quiet operation, especially on low fan speeds. Look for models that list a decibel (dBA) rating in the low 50s or even 40s for the quietest performance. Features like a sleep mode that gradually reduces fan speed can also help. The Midea 8,000 BTU Smart Inverter unit lists an ultra-low 45 dBA noise level.
How do I know if a window AC will fit my apartment window?
Check the product specifications for the required window opening dimensions (width and height range). Most units are designed for standard double-hung windows. Measure the inside width of your window frame where the unit will sit and the vertical opening height of the sash. The installation manual will provide precise minimum and maximum measurements.
Do I need a special electrical outlet for a window air conditioner?
Most smaller units (5,000-6,000 BTU) operate on a standard 115-volt household outlet. Larger capacity models may require a dedicated circuit. Always check the listed voltage and amperage for the specific model and consult your apartment’s electrical panel or landlord to ensure your outlet can handle the load without tripping a breaker.
Can I install a window air conditioner by myself?
Most conventional window ACs come with a detailed installation kit and instructions for a DIY installation, typically requiring only a screwdriver. The process involves securing the side panels, mounting the unit in the window, and sealing gaps with included foam. However, if you are unsure about the weight, safety, or stability, seeking assistance is recommended.
Final Verdict
The Midea 5,000 BTU EasyCool Window Air Conditioner stands as our top choice for its optimal blend of energy efficiency, quiet operation, and reliable performance for small apartment spaces. For those needing to cool a larger room or who prioritize remote control convenience, the Frigidaire 8,000 BTU Window Air Conditioner is a strong alternative. The key to satisfaction is accurately matching the unit’s cooling capacity to your room size while ensuring it fits your window and electrical constraints, creating a comfortable and efficient apartment environment.
About the author
Daniel Brooks is a home cooling editor at WikiCooling, covering window, portable, through-the-wall and mini-split air conditioners, fans, and dehumidifiers. He researches cooling capacity, energy efficiency, noise levels, installation requirements, and buyer feedback to help homeowners choose the right unit for their room size, climate, and budget.