Window air conditioners are essential for cooling small spaces efficiently. These compact units fit snugly in window frames, providing relief from sweltering heat without the need for extensive installation. Among window AC options, the smallest models offer powerful cooling in a space-saving package.
Compact window air conditioners are ideal for apartments, dorm rooms, or small offices where space is at a premium. They deliver targeted cooling to specific areas, conserving energy compared to whole-home systems. The smallest units typically cool rooms up to 150 square feet, making them perfect for bedrooms or home offices.
When choosing a small window AC, consider its BTU rating, energy efficiency, noise level, and dimensions. BTU (British Thermal Unit) capacity determines cooling power, while Energy Star certification ensures lower operating costs. Noise levels can affect sleep quality, so look for quieter models. Measure your window opening carefully to ensure a proper fit.
Best Small Window Air Conditioners
We’ve researched and tested various compact window air conditioners to bring you our top picks. These units are designed for small spaces and offer efficient cooling without taking up too much room. Our list includes options suitable for different budgets and cooling needs.
Amazon Basics Compact Window AC
We recommend this Amazon Basics window AC for its efficient cooling in small spaces and user-friendly features.
Pros
- Effectively cools rooms up to 150 sq. ft.
- Easy-to-clean, reusable filter
- Simple installation with adjustable side panels
Cons
- Limited to smaller areas
- May struggle in extremely hot conditions
- Potential for noise at higher settings
This 5000 BTU unit offers reliable cooling for compact spaces. Its seven temperature settings and dual cooling/fan modes provide customizable comfort. The built-in filter keeps air fresh and is simple to maintain.
Installation is straightforward thanks to the included window-mounting kit. The AC fits standard windows between 13 x 23 inches and 13 x 36 inches, making it versatile for various setups.
While ideal for dorm rooms or small apartments, larger spaces may require a more powerful unit. The Amazon Basics AC balances affordability with functionality, offering a solid cooling solution for those with limited square footage.
Midea EasyCool Compact AC
We recommend this compact window AC unit for its efficient cooling and user-friendly features.
Pros
- Cools rooms up to 150 sq. ft.
- Energy-efficient operation
- Easy-to-use mechanical controls
Cons
- Limited temperature control options
- May be noisy for some users
- Installation can be challenging
The Midea EasyCool offers reliable cooling for small spaces. Its 5,000 BTU capacity effectively cools areas up to 150 square feet, making it ideal for bedrooms or home offices.
This unit boasts energy efficiency with a Combined Energy Efficiency Rate of 11.0, potentially reducing electricity costs. The mechanical controls are straightforward, allowing users to adjust settings with ease.
While the AC performs well, it has some limitations. The seven temperature settings may not provide precise control for all users. Some find the noise level higher than expected, which could be a concern for light sleepers. Installation might require extra effort, especially for those unfamiliar with window units.
Frigidaire Compact Window AC
We recommend this Frigidaire 5,000 BTU window air conditioner for its efficient cooling in small spaces and user-friendly features.
Pros
- Easy installation with adjustable side panels
- Effortless temperature control maintains preset comfort
- Washable filter for improved air quality
Cons
- Limited to cooling areas up to 150 square feet
- May not be suitable for larger rooms
- Lacks advanced features like remote control
This compact Frigidaire unit offers reliable cooling for small rooms. Its 5,000 BTU capacity is ideal for spaces up to 150 square feet, making it perfect for bedrooms or home offices.
We appreciate the effortless temperature control, which maintains your desired comfort level automatically. The adjustable side panels ensure a secure fit in various window sizes, simplifying the installation process.
The washable filter is a standout feature, trapping dust and improving air quality while keeping maintenance costs low. With its straightforward mechanical controls and automatic restart function, this AC unit provides hassle-free operation for those seeking a no-frills cooling solution.
Midea U-Shaped Smart AC
We recommend this innovative U-shaped air conditioner for its quiet operation and energy efficiency.
Pros
- Ultra-quiet operation
- Energy-saving inverter technology
- Flexible window opening design
Cons
- Complex initial installation
- No heating function
- Potential durability concerns
This 8,000 BTU Midea air conditioner offers a unique U-shaped design that allows for open window flexibility. Its inverter technology provides significant energy savings compared to traditional units.
The AC unit boasts ultra-quiet operation, with noise levels as low as 32 dBA. This makes it an excellent choice for bedrooms or home offices where noise can be disruptive.
Smart features enable control via smartphone app or voice commands through Alexa or Google Assistant. While installation may be more complex than standard window units, many users find the benefits outweigh this initial hurdle.
Midea U-Shaped Window AC
We recommend this innovative window air conditioner for its quiet operation and energy efficiency.
Pros
- Ultra-quiet operation
- Energy-efficient inverter technology
- Allows window to open
Cons
- Heavier than traditional units
- Higher upfront cost
- May require two people for installation
The Midea U-Shaped Window AC offers a unique design that sets it apart from traditional models. Its U-shape allows for partial window opening, providing fresh air while cooling. This feature is particularly appealing for those who want to maintain their view.
We’re impressed by the unit’s ultra-quiet operation. At just 42 dB, it’s significantly quieter than most window ACs, making it suitable for bedrooms and living areas where noise is a concern. The inverter technology not only contributes to the low noise levels but also provides substantial energy savings.
Smart features add convenience to this AC. Wi-Fi connectivity allows for remote control via smartphone, and it’s compatible with voice assistants like Alexa and Google Assistant. While installation may be more involved than with standard units, the included quick-snap bracket simplifies the process.
LG 6,000 BTU Window AC
We recommend this LG window air conditioner for its effective cooling and quiet operation in medium-sized rooms.
Pros
- Low noise level at 52dB
- 3 cooling and fan speeds
- Auto-restart function
Cons
- Not Energy Star certified
- May be heavy for some users
- Limited to 250 sq. ft. coverage
This LG model offers impressive cooling power for spaces up to 250 square feet. Its 6,000 BTU capacity makes it ideal for bedrooms or small living areas. We appreciate the unit’s quiet performance, operating at just 52dB on low mode.
The air conditioner comes with convenient features like a digital control panel and remote control. Its 2-way air deflection allows for customized airflow direction. We find the 24-hour timer particularly useful for creating personalized cooling schedules.
Maintenance is straightforward with this LG unit. It includes a slide-out, washable filter and a helpful filter light reminder. While it’s not Energy Star certified, its 11.5 SEER rating still indicates decent energy efficiency for a window AC.
Frigidaire 6000 BTU Window AC
We recommend this compact Frigidaire unit for efficient cooling in small spaces up to 250 square feet.
Pros
- Three fan speeds for customized cooling
- Programmable 24-hour timer
- Includes remote control
Cons
- May be noisy at higher settings
- Not Energy Star certified
- Installation can be challenging
This Frigidaire window air conditioner packs a punch in a small package. With 6000 BTUs of cooling power, it’s ideal for bedrooms, home offices, or small living areas. The unit offers three fan speeds, allowing users to fine-tune their comfort level.
We appreciate the inclusion of a remote control, making it easy to adjust settings from across the room. The programmable 24-hour timer is another handy feature, letting users set custom cooling schedules to match their daily routines.
While the AC unit effectively cools small spaces, it’s worth noting that it can be somewhat noisy, especially at higher fan speeds. Additionally, some users may find the installation process a bit tricky, particularly if they’re not familiar with window unit setups.
Buying Guide
When shopping for the smallest window air conditioner, we recommend considering these key factors:
Cooling Capacity
Look for BTU ratings appropriate for your room size. Smaller units typically range from 5,000-8,000 BTUs.
Energy Efficiency
Check the EER (Energy Efficiency Ratio) rating. Higher numbers indicate better efficiency.
Noise Level
Compare decibel ratings. Quieter units are preferable for bedrooms or offices.
Size and Weight
Measure your window opening carefully. Consider ease of installation and removal.
Features
Prioritize must-haves like remote control, programmable timer, or sleep mode.
Feature | Why It Matters |
---|---|
BTU Rating | Determines cooling power |
EER | Affects energy costs |
Decibels | Impacts comfort level |
Dimensions | Ensures proper fit |
We suggest balancing these factors to find the best small window AC for your needs.
Frequently Asked Questions
Compact window air conditioners offer cooling solutions for small spaces. Let’s address some common questions about these units.
What are the dimensions of the smallest window air conditioners available?
The smallest window air conditioners typically measure around 12-14 inches high, 16-18 inches wide, and 15-17 inches deep. These compact units are designed to fit in narrow window openings.
Can a 5,000 BTU air conditioner be suitable for cooling a small room?
A 5,000 BTU air conditioner is ideal for cooling rooms up to 150 square feet. It’s perfect for small bedrooms, offices, or studio apartments.
How do I find a window air conditioner that fits a narrow 12-inch window?
Look for slim profile or casement window air conditioners. These units are specifically designed for narrow windows and can fit openings as small as 12 inches wide.
What are the energy efficiency considerations for compact window air conditioners?
We recommend checking the Energy Efficiency Ratio (EER) rating. Higher EER ratings indicate better energy efficiency. Look for units with ENERGY STAR certification for optimal energy savings.
Are there any window air conditioners that come with a heating option?
Yes, some compact window air conditioners offer both cooling and heating functions. These units, often called heat/cool models, provide year-round comfort.
What are some budget-friendly window air conditioners priced below $100?
While options under $100 are limited, some basic 5,000 BTU models from lesser-known brands can be found in this price range. Keep an eye out for sales and clearance events for better deals.