10 Best Heat And Cool Window Units 2025 in the United States

The BLACK+DECKER 18000 BTU air conditioner is designed to cool larger rooms up to about 1,000 square feet, making it a solid choice for living rooms, offices, or apartments. It offers four cooling levels (auto, low, medium, and high) and comes with a remote control featuring useful modes like sleep, energy saver, and a 24-hour timer, which adds convenience and helps manage energy use. The unit has a decent energy efficiency ratio of 11.8 SEER, which means it balances power and electricity consumption fairly well for its size. Noise-wise, it operates at 54.5 decibels, which is moderately quiet but might be noticeable in very quiet environments.

Installation is user-friendly for standard windows, thanks to accordion-style side panels; plus, it includes a wall sleeve and parts for through-the-wall setups, though professional help is recommended for this. The size is fairly large and the unit is heavy (over 100 pounds), so it’s better suited for spaces where you can securely mount it. One limitation is the lack of a BEE star rating, which some buyers look for as an energy efficiency standard. The product receives good customer feedback with a 4.2-star rating out of 5, reflecting reliable performance and value.

The unit comes with a one-year warranty on labor and parts, plus five years on the compressor, providing some peace of mind. It is well-suited for those needing powerful cooling across bigger rooms, with convenient controls and decent energy use, though its bulkiness and noise level might make it less ideal for smaller or very quiet rooms.

The Midea MAW08HV1CWT EasyCool Smart Inverter Air Conditioner is a versatile window unit that excels in both cooling and heating, making it suitable for year-round comfort in larger rooms up to 350 square feet. With a cooling capacity of 8,000 BTU, it efficiently provides relief during hot summer days while also offering supplemental heating when temperatures drop, though the heating function is effective only above 41°F.

One of the standout features is the energy efficiency; it uses inverter technology which not only cools or heats quickly but also helps save up to 35% on energy costs compared to standard units, earning its Energy Star certification. This makes it a good choice for those looking to reduce their electricity bills without sacrificing comfort.

The noise level is impressively low at 45 dBA, making it ideal for bedrooms or quiet spaces. Users can enjoy peace during calls, TV time, or sleep without disturbance from the unit. Additionally, it offers multiple modes, including a dehumidifier function, and is Wi-Fi enabled for remote control via a smartphone app or voice commands with Alexa and Google Assistant.

However, potential drawbacks include its installation requirements; it fits only in double-hung windows with specific dimensions, which may limit where it can be installed in some homes. While the unit is compact, some users might find the need for professional installation challenging, especially if they’re not handy.

The Midea MAW08HV1CWT is a strong contender for those needing a reliable heat-and-cool window unit with excellent energy efficiency and low noise. It’s essential to ensure it fits your window type and size before purchasing.

The Midea MAW12HV1CWT EasyCool Smart Inverter Air Conditioner is a versatile window unit that offers both cooling and heating, making it suitable for year-round comfort in spaces up to 550 square feet. One of its standout features is its energy efficiency; with a cooling capacity of 12,000 BTU and an EER of 13.3, it's designed to save on electricity bills, and the inverter technology helps maintain consistent temperatures while using less power.

Users will appreciate the quiet operation, with noise levels as low as 45 dBA, which is especially beneficial for bedrooms or workspaces. The unit's SmartHome capabilities allow for convenient control via a mobile app or voice assistants like Alexa and Google Assistant, adding to its user-friendly appeal. The remote control and multiple modes—cool, heat, dry, fan, and auto—give you flexibility in how you manage your indoor climate.

However, there are a few drawbacks to consider. The heat pump function is ineffective in temperatures below 41°F, which may limit its usefulness in colder climates. Additionally, the installation requirements specify compatibility with double-hung windows, which may not suit all users. While it is energy star certified, some users might find the cooling power insufficient for extremely hot days, especially in larger spaces, so it's important to assess your room size and climate needs.