10 Best Quiet Window Air Conditioners 2026 in the United States

The Midea MAW08R1BWT EasyCool is a solid choice if you need a quiet window air conditioner for a room up to about 350 square feet. It cools with 8,000 BTUs, suitable for medium-sized spaces like bedrooms or small living rooms. Its noise level is around 55 dB, which is quieter than many older models but still noticeable if you prefer very silent operation.

The unit offers three fan speeds and a 3-in-1 mode that lets you cool, circulate air, or dehumidify, adding flexibility to keep your room comfortable in different weather. Energy efficiency is decent with a SEER rating of 12 and an Eco mode, helping you save on electricity without complicated settings. Installation is straightforward for most standard windows, with all mounting accessories included, though a screwdriver is needed and pre-drilling holes might improve stability.

The reusable air filter is easy to clean, helping maintain air quality and saving money on replacements. An LED display and remote control make adjusting settings convenient from across the room. While the 55 dB noise level is relatively quiet, this air conditioner is not the best option if you require near-silent operation for sleeping. It does not have a star energy rating, which may make efficiency comparisons to other models more difficult. Weighing over 50 pounds, installation might require two people. If you want reliable cooling with simple controls, reasonable noise, and a good balance of features for medium rooms, the Midea EasyCool is a good fit.

The Midea MAW12HV1CWT EasyCool Smart Inverter Air Conditioner is a versatile choice for those seeking both cooling and heating in one unit. With a 12,000 BTU capacity, it's well-suited for large rooms up to 550 square feet. A key strength is its energy efficiency, boasting a 13.3 Energy Efficiency Ratio (EER) and Energy Star certification, which translates to up to 35% energy savings compared to standard units. This can lead to lower electricity bills, making it both an eco-friendly and budget-friendly option. The noise level is another highlight, operating as low as 45 dBA in low settings, ensuring a quiet environment for activities like Zoom calls or watching TV.

The unit comes with multiple fan speeds and modes, including heating, cooling, dehumidification, and fan-only settings, offering flexibility throughout the year. It also features convenient controls via an LED display, remote, and a SmartHome App, as well as voice control through Alexa and Google Assistant, enhancing user convenience. Installation is fairly straightforward, designed to fit double-hung windows with specific dimensions, and includes an installation kit.

However, a notable drawback is that the supplemental heat function doesn’t work if the outside temperature falls below 41°F, which may limit its effectiveness during extremely cold winters. The unit’s noise level at high settings (58 dB) might be noticeable for some users. Maintenance is relatively easy with a washable filter, but the overall weight of 58 pounds might make it slightly cumbersome to install. Despite these minor cons, the Midea MAW12HV1CWT stands out as a reliable, multi-functional air conditioner and heater that suits users looking for a quiet, energy-efficient solution for their large rooms.

The Frigidaire GHWQ103WC1 is designed for those who want a quiet and energy-efficient window air conditioner. With a noise level of 42 dB, it runs noticeably quieter than many standard units, making it suitable for bedrooms or living spaces where low noise is important. Its 10,000 BTU cooling capacity works well for rooms up to about 450 square feet, offering steady and consistent cooling thanks to inverter technology. This technology also helps save energy, reflected in its ENERGY STAR Most Efficient certification, which can reduce your energy bills by nearly half compared to typical air conditioners.

The unit includes three fan speeds and an auto swing louver for better air distribution across the room, enhancing comfort. Installation is straightforward through a window, but note that some mounting accessories are sold separately. Maintenance is simple with a washable filter and a Clean Filter Alert that reminds you when cleaning is needed, helping the unit run efficiently over time. Added conveniences include Wi-Fi connectivity with app and voice control via Alexa, a programmable timer, and an eco mode that cycles the compressor to save energy while keeping your room comfortable.

One potential downside is its weight of 56 pounds, which may make installation a bit challenging for some. This Frigidaire model is a smart, energy-saving option well suited for users looking for a quieter air conditioner designed for medium-sized rooms.