10 Best Small Window Unit 2025 in the United States

The Frigidaire FHWC054TE1 Window Air Conditioner is designed for small spaces, offering a 5000 BTU cooling capacity suitable for rooms up to 150 square feet. Its standout features include an Energy Efficiency Ratio (EER) of 11, which is decent but not top-tier, and a noise level of 52 dB, making it relatively quiet for a window unit. The unit measures 14.4 x 16 x 12.2 inches and weighs 35.5 pounds, making it moderately easy to install with the included window kit.

The three-speed fan provides flexibility in cooling options, and the remote control adds convenience. Additional features like the filter light reminder and washable dust filter contribute to easy maintenance. However, the unit is not Energy Star certified, which might be a consideration for those focused on energy savings.

This air conditioner is best suited for those seeking a reliable, compact cooling solution without the highest energy efficiency but with user-friendly features.

The Frigidaire FFRA051WAE Window-Mounted Room Air Conditioner is a compact unit designed for smaller spaces. With a cooling capacity of 5,000 BTUs, it's suitable for cooling small rooms effectively. Its Energy Efficiency Ratio (EER) of 11 is decent, though not the highest in the market, indicating moderate energy efficiency. One of its notable strengths is the low noise level at 52 dB, making it a quieter option for those who are sensitive to noise or plan to use it in a bedroom or office space.

Installation is straightforward, thanks to the adjustable side panels that help the unit fit windows with widths between 24 to 36 inches. This air conditioner is also equipped with a washable filter to keep the air clean and maintain its efficiency, which is a practical feature for easy maintenance. Additional features include an effortless restart, which is beneficial during power outages as it resumes operation automatically with previous settings intact. The extra-long power cord removes the need for extension cords, adding to its convenience.

However, it's worth noting that this model does not have an Energy Star certification, which might be a consideration for those prioritizing high energy efficiency. Also, the necessary mounting bracket and side panel accessories are sold separately, which could mean additional costs. This unit would be a good fit for individuals needing a basic, reliable air conditioner for a small room, who value ease of installation and quiet operation.

The LG 12,000 BTU Window Air Conditioner is a solid choice for cooling rooms up to 550 square feet, making it suitable for bedrooms, living rooms, and medium-sized apartments. The unit's cooling power is commendable, ensuring a comfortable environment even during hot days. The noise level is impressively low at 52 dB, allowing for quiet operation, which is beneficial for both work and sleep environments.

Users can enjoy customizable cooling with 3 fan speeds and auto cool mode, providing flexibility based on personal preferences. The inclusion of a remote control and digital control panel enhances usability, allowing for convenient adjustments from across the room. Additionally, the 4-way air deflection feature ensures even cooling distribution throughout the room. The unit also comes with a timer function, enabling users to set specific cooling schedules to save on energy costs.

Installation is simplified with the provided window installation kit, ensuring the unit fits snugly into standard window sizes. On the downside, the Seasonal Energy Efficiency Ratio (SEER) is 13, which is decent but not the highest in terms of energy efficiency. The unit is not Energy Star certified, which may be a consideration for those looking to minimize their energy consumption further. Despite these points, the LG 12,000 BTU Window Air Conditioner offers reliable cooling performance with practical features tailored for convenient use.