10 Best Mitsubishi Air Conditioner in The UK

Last updated on 02/08/2025

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12000 BTU Smart WiFi A++ Easy-fit DC Inverter Wall Split Air Conditioner with 5 Meters Pipe kit - Wall Mounted Air Conditioning Unit with 5 Years Warranty

Why We Love It

Eco-friendly with A+++ rating.
Ideal for both home, offices.
Offers cooling, heating, dehumidification.

Main Highlights

Extremely energy efficient with an A+++ rating
Perfect for use in the home or large offices
3-in-1: Cooling, heating and dehumidifying
EasyFit pre-gassed with 5 m pipe and cable kit supplied as standard
Really powerful but quiet in operation

De'Longhi Pinguino PACEL98 Portable 10,700 BTU Air Conditioner with Eco Real Feel Technology, 3 in 1 Air Conditioning Unit, Rooms up to 100m³, Window Kit, A Energy Efficiency

12% Off

Why We Love It

Optimizes air quality efficiently.
Noise level control feature.
User-friendly touch controls.

Main Highlights

POWERFUL AND EFFECTIVE - Cool your home efficiently with the powerful De'Longhi 10,700 BTU portable air conditioner, Perfect for keeping your home cool during hotter days, for rooms up to 100m³
QUIET OPERATION - The optimised cooling airflow keeps the appliance operating quietly, ideal to use in any situation (47-64dB)
ENERGY EFFICIENT - De'Longhi technology ensures the best comfort level thanks to the automatic adjustment of temperature reduction and humidity control, saving up to 30% on energy consumption, Also boasting Class A Energy Efficiency rating.
EASY TO USE - Manage all functions including temperature, fan speed, timer and cooling function, Control with remote control, or use touch controls on the unit, Integrated handles and castors wheels make for easy transportation
3 IN 1 FUNCTIONALITY - Enjoy ideal comfort thanks to this multifunctional 3-in-1 unit with 3 speed settings, Separate dehumidifying function (36l/ 24 hours) for especially wet seasons or humid rooms and separate fan function to simply circulate air
WINDOW KIT INCLUDED - Window kit is included with 1.2m hose length, for easy installation
Internal test, initial condition 30° C and 40% RH

Senville LETO Series Wall Split Air Conditioner Heat Pump, Wall Mounted, 12000 BTU, Inverter, White

Why We Love It

All-season temperature solution.
Stylish air conditioning.
Comprehensive installation package.

Main Highlights

VERSATILE 4-IN-1 WALL SPLIT: Dive into an all-season solution with our wall split AC and heating system, featuring air conditioning, a robust heat pump (functional up to 5F/-15C), dehumidifier, fan, and an accelerated turbo function. Enjoy the reliability of a DC Inverter that's UL Listed, AHRI Certified.
STYLISH & FUNCTIONAL WALL SPLIT AC: Crafted for both home and business, this wall split air conditioner provides dynamic performance without compromising on aesthetics. Ideal for bedrooms, living areas, commercial spaces like stores, eateries, and warehouses.
COMPLETE INSTALLATION PACKAGE: Comes with an indoor air handler, outdoor condenser, intuitive remote control, and a comprehensive installation kit featuring a 16ft. line set and communication wire. Pre-loaded with R32 refrigerant catering up to 25 ft. A heads-up: This system mandates professional installation – it's not a DIY mini split AC.
TRUST WORTHY 5-YEAR WARRANTY: Your investment is safeguarded with our wall split heat pump's industry-leading warranty – 5 years on parts replacement and another 5 on the compressor. Benefit from the established quality of Senville, complemented by complimentary technical assistance. Labor not included.

Mitsubishi Electric muz-ln25vg System Outdoor Splitter in White – Air Conditioning (A + + +, a + + +, 83 KWH, 794 kWh, 2.5 kW, 3 kW)

Why We Love It

Efficient energy consumption.
Sleek white design.
Reliable Mitsubishi quality.

Main Highlights

Mitsubishi Electric Muz Ln25Vg Outdoor Air Conditioning Splitter In White A, A, 83 Kwh, 794 Kwh, 2.5 KW, 3 Kw
Product Type: AIR CONDITIONING
Brand: Mitsubishi
Colour: white

Olsen & Smith 3-in-1 Portable Air Conditioning Unit, AC Air Con Conditioner Cooler On Wheels with Cooling, Fan & Dehumidifier Functions, Window Kit, 24H Timer & Remote Control (9000-BTU)

Why We Love It

Year-round versatile operation options.
Quiet cooling for peaceful nights.
Compact design for easy portability.

Main Highlights

VERSATILE 3-IN-1 OPERATION – Features Cooling, Fan and Dehumidifier modes for year-round use. Dehumidifier mode removes excess moisture from the air (up to 1.2L/H via the included drainage hose) to prevent dampness, while three fan speeds and vertical swing mode (up/down 58°) ensure even air circulation. Auto mode regulates your unit’s operation without needing to constantly adjust the settings, while Sleep mode gradually reduces intensity and reduces noise for a restful night.
QUIET OPERATION & CUSTOMISABLE COMFORT – Operates at just 54 decibels at its highest setting, providing quiet cooling without disruption. The 24-hour timer lets you programme start and stop times to match your daily schedule and achieve improved energy efficiency day or night.
COMPACT, PORTABLE & SPACE-SAVING DESIGN – Sleek and modern design fits neatly into tight spaces without compromising power. Built-in castor wheels and side handles make it easy to move from room to room, giving you flexible, portable cooling wherever it’s needed most in your home. Features a removable washable air filter for easy cleaning and maintenance.
WINDOW KIT & REMOTE CONTROL INCLUDED – Includes two adjustable window venting kits - one for sliding windows and one for hinged windows - ensuring a secure, tool-free setup that works with most window types. Comes with an easy-to-use remote control for full access to all functions from across the room.

Olsen & Smith 9000 BTU 3-in-1 Portable Air Conditioning Unit, AC Air Con Conditioner Cooler On Wheels with Cooling, Fan & Dehumidifier Functions, 24H Timer with Window Kit & Remote Control, White

12% Off

Why We Love It

Powerful cooling performance for rooms.
Versatile for year-round comfort.
Quiet operation ensures restful nights.

Main Highlights

POWERFUL 9000BTU COOLING PERFORMANCE – Perfect for cooling and ventilating medium-sized rooms up to 400 sq ft / 37m2, such as larger bedrooms, kitchens, and living rooms. Achieve your desired room temperature with the built-in thermostat and a range of 16-31℃. With Class A energy efficiency, it delivers powerful performance while keeping energy consumption low, helping you stay comfortable without high electricity costs.
VERSATILE 3-IN-1 OPERATION – Features Cooling, Fan and Dehumidifier modes for year-round use. Dehumidifier mode removes excess moisture from the air (up to 1L/H via the included drainage hose) to prevent dampness, while two fan speeds and horizontal swing mode (Left/right 100°) ensure even air circulation. Auto mode regulates your unit’s operation without needing to constantly adjust the settings, while Sleep mode gradually reduces intensity and reduces noise for a restful night.
QUIET OPERATION & CUSTOMISABLE COMFORT – Operates at just 54 decibels at its highest setting, providing quiet cooling without disruption. The 24-hour timer lets you programme start and stop times to match your daily schedule and achieve improved energy efficiency day or night.
COMPACT, PORTABLE & SPACE-SAVING DESIGN – Sleek and modern design fits neatly into tight spaces without compromising power. Built-in castor wheels and side handles make it easy to move from room to room, giving you flexible, portable cooling wherever it’s needed most in your home. Features a removable washable air filter for easy cleaning and maintenance.
WINDOW KIT & REMOTE CONTROL INCLUDED – Includes two adjustable window venting kits - one for sliding windows and one for hinged windows - ensuring a secure, tool-free setup that works with most window types. Comes with an easy-to-use remote control for full access to all functions from across the room.
SPECIFICATIONS – Dimensions (WxDxH): 330 x 280 x 710 mm. Weight: 21.5kg. Power Supply: AC 220V-240V 50HZ. Power Cord Length: 1.8m. Max power consumption: 950W. Energy Efficiency Rating: Class A. Refrigerant: R290. Air circulation / Fan airflow volume: 270m³/H.

Morphy Richards Flexifreeze Portable Air Conditioning Unit, 12k BTU, Remote Control, Water Full Indicator, Timer Function, 3 Fan Speeds, A Energy Rating, Home, Office, LED Display, 824000

Why We Love It

Efficient cooling for large rooms.
Powerful moisture extraction capabilities.
Versatile three-in-one functionality.

Main Highlights

12k BTU Cooling Power with Class A Energy Rating: Combines reliable cooling performance with low environmental impact, efficiently cooling and conditioning large rooms up to 24m² while helping to minimise running costs.
Powerful Dehumidification: Extracts up to 40 litres of moisture daily with a large 1.5L water tray and self-evaporating system, maintaining a healthier home atmosphere.
3-in-1 Multi-Functional Design: Offers air conditioning, dehumidifying, and cooling modes to suit your needs, making it a versatile solution for year-round use.
Intuitive LED Display and Remote Control: Provides seamless and convenient adjustments to settings from anywhere in the room for effortless operation.
Convenient 24-Hour Timer: Allows you to programme your cooling schedule with ease, enhancing control and ensuring comfort throughout the day or night.

Senville LETO Series Wall Split Air Conditioner Heat Pump, Wall Mounted, 9000 BTU, Inverter, White

Why We Love It

All-season heating and cooling.
Stylish and powerful unit.
Comprehensive installation kit included.

Main Highlights

VERSATILE 4-IN-1 WALL SPLIT: Dive into an all-season solution with our wall split AC and heating system, featuring air conditioning, a robust heat pump (functional up to 5F/-15C), dehumidifier, fan, and an accelerated turbo function. Enjoy the reliability of a DC Inverter that's UL Listed, AHRI Certified.
STYLISH & FUNCTIONAL WALL SPLIT AC: Crafted for both home and business, this wall split air conditioner provides dynamic performance without compromising on aesthetics. Ideal for bedrooms, living areas, commercial spaces like stores, eateries, and warehouses.
COMPLETE INSTALLATION PACKAGE: Comes with an indoor air handler, outdoor condenser, intuitive remote control, and a comprehensive installation kit featuring a 16ft. line set and communication wire. Pre-loaded with R32 refrigerant catering up to 25 ft. A heads-up: This system mandates professional installation – it's not a DIY mini split AC.
TRUST WORTHY 5-YEAR WARRANTY: Your investment is safeguarded with our wall split heat pump's industry-leading warranty – 5 years on parts replacement and another 5 on the compressor. Benefit from the established quality of Senville, complemented by complimentary technical assistance. Labor not included.

Air Conditioning Unit, 7000BTU Air Conditioner with 2 Control Ways, Digital Display, Installation Kit, Low Energy, 1-24 H Timer, 4 IN 1 Ventilation Conditioning Cooling Modes for Room up to 25m²

Free Shipping

Why We Love It

Versatile four modes to choose.
Compact design fits any space.
Convenient remote control operation.

Main Highlights

4 Modes Selection: Cooling mode cools your large room in hot weather conditions; Fan mode provides powerful airflow; Dehumidification mode dehumidifies the air and keeps the room humidity around 50%. Silent mode operates quietly with effective cooling. Suitable for spaces up to 25m²
Compact & Portable with Night Sleep Mode: This air conditioner is compact in size and does not take up space. It is usually suitable for placing in every corner of the living room, room, and kitchen. In the night sleep mode, the fan speed will change to low speed, which cools down quietly and effectively, allowing you to have a good sleep.
4 In 1 Portable Air Conditioner: Cooling/ventilation/dehumidifier - the four-in-one air conditioning unit can accelerate indoor air circulation in the shortest time, reduce the temperature of the surrounding environment, let you feel cool instantly, and relieve the stuffiness in the air.
Easy Installation & Dual Window Kit: The configured ventilation kit and window seal are very simple and easy to understand. Even beginners can quickly master the installation method. Its size is suitable for most types of windows and meets the cooling needs of most families.
LED Display & Remote Control: The LED digital display of the portable air conditioner shows the current temperature, allowing you to easily understand the indoor temperature. The choice of remote control and touch control makes your life more convenient. Whether it is set at a close distance or a long distance, you can feel the comfort and coolness brought by the air conditioner.
Full Window Kit & Continuous Drain: This air conditioner comes with a full window kit and a flexible exhaust hose that allows it to be installed on almost any window and offers height adjustment. It also dehumidifies when switched to dehumidification mode, which can dehumidify about 20L per day. Simply install the drain hose on the drain outlet and connect it to the drain outlet to prevent water leaks.
Easy to Use & Maintain: This air conditioner comes with smooth wheels and an integrated handle for easy movement between rooms. It is easy to clean and maintain with a washable filter. Simply remove the filter, rinse it, and reinstall it to ensure optimal performance. Its durable construction ensures reliable performance over multiple cooling cycles.

Air Conditioning Unit - Portable Air Conditioner 9000 BTU, 4-in-1 Energy Efficient Cooling & Dehumidifier, Quiet Operation, Digital Display, Window Kit, 24-Hour Timer, Covers Up to 215 sq.ft (20㎡)

3% OffFree Shipping

Why We Love It

Versatile year-round climate control.
Whisper-quiet energy-efficient operation.
Easy to move and install.

Main Highlights

🌀【4-IN-1 MULTIFUNCTIONAL DESIGN】: This portable air conditioning unit integrates cooling, dehumidifying, fan, and sleep modes to meet year-round needs. With 2 fan speeds, it ensures optimal comfort in various environments. Whether it's a hot summer or a humid rainy season, this air conditioner can handle it all with ease, providing a comfortable indoor climate whenever you need it.
🌍【ENERGY-EFFICIENT & ULTRA-QUIET OPERATION】: Powered by a GMCC compressor, this portable air conditioner operates at a noise level as low as 52dB, making it perfect for bedrooms and offices. The R290 eco-friendly refrigerant and Class A energy efficiency rating not only reduce environmental impact but also help you save on electricity costs, making it a smart and sustainable choice.
🎮【SMART CONTROL & USER-FRIENDLY OPERATION】: Featuring an LED display and remote control, this air conditioning unit portable allows you to easily adjust the temperature (16-32℃), set the 24-hour timer, and monitor the water-full indicator. The child lock function ensures the safety of children and pets, making it a reliable and family-friendly appliance.
🏡【EASY INSTALLATION & EFFORTLESS MOBILITY】: Designed with built-in handles and 360° casters, this portable AC air conditioner can be moved effortlessly between rooms. The included window kit is compatible with horizontal and vertical sliding windows (17"-53"), enabling quick and tool-free installation. Whether it's your living room, bedroom, or office, this unit adapts seamlessly to different spaces, providing cooling wherever you need it.
💎【2025 UPGRADED DESIGN WITH STYLISH LOOK】: This air conditioner unit portable features a sleek, upgraded design with ABS frosted plastic for a premium feel. The intuitive control panel and clear display enhance usability, while the powerful airflow of 330m³/h ensures rapid cooling for rooms up to 20㎡. Enjoy a comfortable and refreshing environment in no time with this modern and efficient cooling solution.

8.7

Excellent

Save 3%

We scanned 969 products

We reviewed these offers relevant to the Mitsubishi Air Conditioner within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Electriq, De'Longhi, Senville, MITSUBISHI, Olsen & Smith, Morphy Richards, NELGOLLE, EUHOMY, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Mitsubishi Air Conditioner in the market, we considered we took a deep dive into 4846 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is 12000 BTU Smart WiFi A++ Easy-fit DC Inverter Wall Split Air Conditioner with 5 Meters Pipe kit - Wall Mounted Air Conditioning Unit with 5 Years Warranty. We love many things about this product by Electriq. What sets it apart from the competition is Eco-friendly with A+++ rating. , Ideal for both home, offices, Offers cooling, heating, dehumidification.
The best value product for most shoppers and where user satisfaction is continuously the highest is De'Longhi Pinguino PACEL98 Portable 10,700 BTU Air Conditioner with Eco Real Feel Technology, 3 in 1 Air Conditioning Unit, Rooms up to 100m³, Window Kit, A Energy Efficiency by De'Longhi based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Mitsubishi Air Conditioner and the best cost-to-value ratio is Olsen & Smith 9000 BTU 3-in-1 Portable Air Conditioning Unit, AC Air Con Conditioner Cooler On Wheels with Cooling, Fan & Dehumidifier Functions, 24H Timer with Window Kit & Remote Control, Whiteat Olsen & Smith with a 12% discount.
Our list of the best Mitsubishi Air Conditioner is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Mitsubishi Air Conditioner in The UK

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