Best 4 Air Conditioners UK Summer 2025 !

As the temperatures rise across the UK, a reliable air conditioner becomes less of a luxury and more of a necessity. With so many options available on Amazon UK, choosing the right one can be overwhelming. To help you beat the heat this month, we’ve rounded up four of the best available air conditioners, considering factors like cooling capacity, energy efficiency, features, and user reviews.

Whether you’re looking to cool a small bedroom or a larger living space, our guide will help you find the perfect match.


1. Pro Breeze 4-in-1 Portable Air Conditioner 9000 BTU – Smart Home WiFi Compatible

Description: This highly-rated portable air conditioner from Pro Breeze offers a versatile 4-in-1 solution, combining cooling, fan, dehumidifier, and smart home compatibility. With a 9000 BTU cooling capacity, it’s designed to efficiently cool medium-sized rooms, and its Class A energy efficiency rating helps keep running costs down. The inclusion of a 24-hour timer and window venting kit makes it convenient to set up and use.

Pros:

  • Smart Home Integration: WiFi compatibility allows for control via smartphone app or voice assistants like Alexa.
  • Versatile 4-in-1 Functionality: Offers cooling, fan, dehumidifier, and heating (some models, check specific listing for heating).
  • Energy Efficient: Class A energy rating helps reduce electricity consumption.
  • Good Cooling Capacity: 9000 BTU is suitable for many standard-sized rooms.
  • Includes Window Kit: Makes installation easier.

Cons:

  • Portable Unit Noise: As with most portable ACs, it will still produce some noise, though generally well-regarded for its class.
  • Exhaust Hose Requirement: Needs to be vented out a window, which can be cumbersome for some.

2. De’Longhi Pinguino PAC EL112 Portable Air Conditioner

Description: De’Longhi is a well-known brand for home appliances, and their Pinguino PAC EL112 portable air conditioner lives up to its reputation. This model is praised for its efficient cooling, automatic settings, and user-friendly design, including a sophisticated CST remote control with temperature and humidity sensors. It’s a powerful option suitable for larger rooms.

Pros:

  • Effective Cooling: Delivers powerful and quick cooling, even for larger spaces.
  • Smart Remote Control (CST): Monitors room conditions and adjusts settings for optimal comfort and energy efficiency.
  • User-Friendly: Intuitive controls and easy to operate.
  • Reputable Brand: De’Longhi is known for quality and reliability.

Cons:

  • Higher Price Point: Generally more expensive than some other portable AC units.
  • Physical Size: Can be relatively large and heavy compared to smaller portable units.
  • Not the Quietest: While “silent” modes exist, it might still be noticeable for very light sleepers.

3. HOMCOM 8000 BTU 4-in-1 Portable Air Conditioner Unit

Description: The HOMCOM 8000 BTU portable air conditioner offers a budget-friendly yet versatile solution for cooling small to medium-sized rooms. It functions as a cooler, dehumidifier, fan, and ventilating unit. It comes with a remote control, 24-hour timer, and a window mount kit, providing a good balance of features and affordability.

Pros:

  • Cost-Effective: A great option for those on a tighter budget.
  • Multi-functional: Offers 4-in-1 capabilities (cooling, fan, dehumidifying, ventilating).
  • Decent Cooling for Price: 8000 BTU is suitable for smaller rooms.
  • Included Accessories: Comes with a remote and window kit.

Cons:

  • Lower BTU: May not be sufficient for very large open-plan areas.
  • Noise Level: Can be louder than premium models.
  • Build Quality: Might not feel as robust as higher-end brands.

4. electriQ SupremeCool 10000 BTU Quiet Smart Portable Air Conditioner with Heat Pump

Description: For those seeking a powerful yet quiet solution with added heating capabilities, the electriQ SupremeCool 10000 BTU unit is an excellent choice. It boasts a “Quiet Smart” design, an A-rated energy efficiency, and a heat pump function for year-round use. With multiple modes and smart control options, it’s designed for optimal comfort and convenience in medium to large spaces.

Pros:

  • Quiet Operation: Designed for lower noise levels, making it suitable for bedrooms or offices.
  • Heat Pump Function: Provides both cooling and heating for year-round climate control.
  • Smart Control: Can be monitored and controlled via smartphone or voice assistant.
  • Energy Efficient: A-rated for efficient cooling.
  • Good Coverage: 10000 BTU is effective for medium to large rooms.

Cons:

  • Price: Higher end of the portable air conditioner price range due to its features.
  • Weight: Can be heavy, making it less portable for frequent movement between rooms.
  • Hose Management: Requires proper window sealing for efficient operation.

Feature Comparison Table

FeaturePro Breeze 9000 BTUDe’Longhi Pinguino PAC EL112HOMCOM 8000 BTUelectriQ SupremeCool 10000 BTU
BTU Rating9000 BTU11000 BTU8000 BTU10000 BTU
FunctionsCool, Fan, DehumidifyCool, Fan, DehumidifyCool, Fan, Dehumidify, VentilateCool, Heat, Fan, Dehumidify
Energy RatingClass AClass A+Class AClass A
Smart FeaturesWiFi, App Control, VoiceSmart CST RemoteRemote ControlWiFi, App Control, Voice
Noise Level (dB)~64dB (typical for portable)~52-64dB (depending on mode)Not explicitly stated, likely louderDesigned for quieter operation
Room Size (Approx.)MediumLargeSmall to MediumMedium to Large
Heating FunctionNoNoNoYes (Heat Pump)
Included KitWindow Venting KitWindow KitWindow Mount KitWindow Venting Kit

Summary for All Products

This June, keeping cool in the UK is made easier with a range of excellent air conditioning units available on Amazon. The Pro Breeze 9000 BTU offers a fantastic balance of smart features and efficient cooling for medium-sized rooms, making it a popular all-rounder. For those with larger spaces and a higher budget, the De’Longhi Pinguino PAC EL112 delivers powerful cooling and intelligent control. If affordability is your top priority without sacrificing essential functions, the HOMCOM 8000 BTU provides a reliable and cost-effective solution for smaller areas. Finally, the electriQ SupremeCool 10000 BTU stands out for its quieter operation and valuable heat pump function, offering year-round climate control for those willing to invest a bit more.

Remember to consider the size of the room you need to cool, your budget, and desired features like smart connectivity or heating, to make the best choice for your home this summer. Stay cool!