10 Best Energy Star Portable Air Conditioner 2026 in the United States

The BLACK+DECKER Smart Portable Air Conditioner offers strong cooling with 14,000 BTUs, suitable for rooms up to 700 square feet, making it a good choice for larger bedrooms or living areas. Its energy efficiency ratio (SEER) of 6.2 is decent, helping to manage electricity consumption without being the most efficient on the market. The noise level at 54 decibels is moderate—quiet enough for most living spaces but might be noticeable in very quiet rooms.

Portability is practical with its size and included window installation kit, though it weighs about 62 pounds, so moving it around may require some effort. A notable feature is its smart functionality, allowing control via an app or voice commands through Alexa and Google Assistant, plus the “Follow Me” remote that measures temperature wherever the remote is placed, enhancing comfort control. Besides cooling, it works as a dehumidifier and fan, which adds versatility during warmer months. The washable filter is easy to maintain, reducing ongoing costs.

On the downside, while it’s not overly complicated to set up, the unit’s size and weight may limit portability for some users. Also, the energy efficiency is average rather than top-tier, so power bills could be higher with frequent use. This BLACK+DECKER portable AC is well-suited for users who want a powerful, smart-controlled cooling unit for larger rooms with added dehumidifying capabilities, while accepting some trade-offs in noise and portability.

This 14,000 BTU portable air conditioner from DOMANKI is a strong choice for cooling medium to large rooms up to about 700 square feet, making it suitable for spaces like offices, campervans, or temporary living areas. It uses the newer R32 refrigerant and has an Energy Efficiency Ratio (EER) indicating it’s energy conscious, with a SEER of 12.0, which helps keep electricity costs reasonable compared to less efficient models. Noise levels are relatively low, with 48 decibels during normal operation and even quieter in sleep mode, so it won’t be disruptive in bedrooms or offices.

Portability is well thought out with casters and a compact design, making it easier to move than many other 14,000 BTU units that tend to be bulky. The included remote control and programmable 24-hour timer add convenience, allowing you to adjust settings from a distance or schedule cooling. It also combines cooling, fan, and dehumidification functions, which is helpful in humid climates or during seasons when moisture removal is important.

Maintenance is straightforward thanks to a washable filter that helps improve air quality and prolongs the unit’s lifespan. The self-evaporating system reduces hassle by eliminating the need for daily draining of condensate water, although for continuous dehumidification, you can attach a drainage hose. Installation is user-friendly with the included kit that works with various window types, so no extra tools are usually needed. The unit weighs 65 pounds, which makes moving it somewhat challenging despite the wheels. While the noise level is low, it is not completely silent, so very noise-sensitive users might notice it. Batteries for the remote are not included, which is a minor inconvenience. For those seeking a powerful, energy-efficient portable AC with flexible features and easy setup for rooms up to 700 sq. ft., this model provides a solid balance of performance and convenience.

The Whynter Inverter Portable Air Conditioner offers a robust 14,000 BTU of cooling power, making it suitable for cooling spaces up to 600 square feet effectively. Its inverter technology stands out by providing 20% more efficient cooling, which can be beneficial for energy savings. The dual-hose design is particularly efficient in preventing heat leakage, further enhancing its cooling performance.

The unit also doubles as a powerful dehumidifier, capable of removing up to 87 pints of moisture per day, which is great for humid climates. This model offers smart control through the NetHome Plus app, allowing you to adjust settings via WiFi, and is compatible with voice assistants like Alexa and Google Home, adding to its convenience. User-friendliness is boosted by its washable air filter, which simplifies maintenance, and the inclusion of a programmable timer and remote control for ease of use.

The unit operates quietly at a noise level of 42.5 dB, which is relatively quiet for its class. The product dimensions are 16.75 inches deep, 19.5 inches wide, and 32.5 inches high, so ensure you have adequate space for it. The Whynter Inverter Portable Air Conditioner is a powerful and versatile unit with smart features and efficient cooling capabilities, making it a strong choice for larger rooms.