10 Best Room Air Coolers 2025 in the UK

The Pro Breeze 4-in-1 Air Cooler offers a versatile cooling solution ideal for home and office environments. With a substantial 10-liter water tank capacity and two ice packs, it promises effective cooling by passing warm air over ice-cold water. This feature is especially beneficial for combating dry heat and low humidity, ensuring a healthier indoor climate. The cooler includes a control panel and remote control, making it convenient to operate from a distance.

Additionally, it features four operational modes—fan only, air cooler, natural mode, and night mode—along with three fan speeds, allowing customization according to different cooling needs. The automatic oscillation and 7.5-hour timer further enhance usability by distributing air evenly and allowing preset operation times. One of the notable strengths is its energy efficiency, using advanced cooling technology that is more cost-effective and environmentally friendly compared to traditional air conditioners.

While the airflow capacity of 408 CMPH is decent for medium-sized spaces, it may not suffice for larger areas. The noise level of 58 dB may be slightly noticeable in quieter settings. Despite its relatively large size (38 x 33 x 75 cm) and weight (9.82 kg), the inclusion of four easy-roll castor wheels promotes portability, making it easy to move from room to room. The Pro Breeze 4-in-1 Air Cooler is a well-rounded option for those seeking a portable, multi-functional air cooler with solid cooling performance and energy efficiency, though it might not be the quietest choice for very serene environments.

The Pro Breeze OmniAir 5L is a versatile evaporative air cooler that works well for small to medium rooms in homes or offices. Its 5-liter water tank and powerful fan move a good amount of air (500 cubic feet per minute), helping cool spaces efficiently by passing warm air over cold water. This can be a more energy-friendly option compared to traditional air conditioners, with the added benefit of humidifying dry air. The cooler offers 4 different modes—including natural, night, fan, and humidification—and 3 fan speeds, letting you adjust the airflow and noise to your comfort, especially useful for quiet nights.

A 75° oscillation feature spreads cool air widely, but you can also direct the airflow for personal use. The included remote control and digital timer add convenience for controlling settings from across the room and scheduling operation to save energy. Weighing around 9.4 kg with a slim design, it is fairly portable and easy to move between spaces, though it’s not the lightest model out there.

Evaporative coolers work best in dry climates and might be less effective in very humid areas. While the noise level is moderate, it may still be noticeable at higher fan speeds. The water tank size is decent for several hours of cooling but requires regular refilling for longer use. This product suits those looking for an energy-efficient, multifunctional cooling device that also humidifies, making it especially helpful during dry seasons or in air-conditioned rooms.

The PHILIPS Air Performer 3-in-1 is a versatile home appliance that functions as a purifier, heater, and cooling fan. Its standout feature is the NanoProtect HEPA technology, which efficiently removes 99.97% of allergens and pollutants, making it ideal for maintaining a clean indoor environment for spaces up to 70 square meters. The device offers powerful cooling with a clean airflow of up to 1579 m³/h, thanks to its bladeless design. It's also equipped with rapid PTC ceramic technology for quick heating, adjustable between 1 to 37 degrees Celsius, making it suitable for year-round use.

The product excels in smart features with its AI-powered automatic adjustments and Air+ app connectivity, providing convenience and real-time air quality feedback. It also scores high on energy efficiency, operating at a whisper-quiet 19 dB, comparable to a standard light bulb's energy consumption, which is a significant advantage for those looking for economical and quiet operation.

However, in terms of traditional room-air-cooler features, it lacks a dedicated water tank or evaporative cooling system, which might be expected by users familiar with conventional air coolers. With a weight of 12.5 kg, portability could be a concern if you're looking to move it frequently between rooms. Additionally, its price point might be higher compared to standard air coolers due to its multifunctionality and advanced features. Perfect for those who seek an all-in-one solution combining air purification and climate control, it's best suited for users prioritizing air quality and advanced technology over traditional cooling methods.