10 Best Window Units 2025 in the United States

The Frigidaire FHWC103TC1 Window Air Conditioner is a solid choice for cooling medium-sized rooms, thanks to its 10,000 BTU cooling capacity, which is suitable for spaces up to 450 square feet. The unit operates at a noise level of 54 dB, which is relatively quiet for most households. However, it's essential to note that it does not have an Energy Star certification, which means it may not be the most energy-efficient model available, despite its SEER of 10.9.

The Midea MAW12HV1CWT EasyCool Smart Inverter Air Conditioner Window Unit with Heat is a versatile option for large rooms up to 550 square feet, offering both cooling and heating functions. With a cooling capacity of 12,000 BTUs, this unit is designed to provide effective temperature control throughout the year. However, the heating function may not work efficiently when the outside temperature drops below 41°F.

The Frigidaire 6,000 BTU Window Air Conditioner is a solid choice for cooling small rooms up to 250 square feet. Its cooling power is suitable for bedrooms or compact living spaces, offering customizable temperature settings and three fan speeds to help you get comfortable quickly. One standout feature is its quiet operation at around 51 dB, which means it won’t be disruptive, making it a good option for places where noise matters. Energy-wise, it includes Eco and Sleep modes to help reduce power consumption, though it’s not Energy Star certified, so you might find more efficient options if saving on electricity is a top priority.