10 Best Quiet Portable Air Conditioners in The UK

Last updated on 18/07/2025

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Ariston MOBIS 9 UK portable air conditioner, 9000 BTU, A energy class, white - Manufactured to be installed in UK (3381529)

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Why We Love It

Optimized for UK installation.
Ideal for mid-sized rooms.
Energy-efficient cooling solution.

Main Highlights

Air Conditioner designed and manufactured to be installed in UK
RECOMMENDED AREA 12-18m²
COOLING CAPACITY 9,000 BTU/h
HIGH EFFICIENCY: The Mobis range is designed to ensure high efficiency operation, with the Mobis 9 model boasting an EER of 2.6 and therefore achieving A energy class
EASY TEMPERATURE REGULATION: Easy to use, thanks to its intuitive interface and remote control, Mobis 9 ensures precise temperature regulation to enjoy full comfort in any indoor environment
SUPER SILENT: Quiet operation at 47.5 dB(A), making your environment even more comfortable

SereneLife Portable Air Conditioner 7,000 BTU with Remote, Dehumidifier, Cooler & Fan Modes, 230W, 100 Liter, Low Noise Motor, Ideal for Home, Office, School & Business Rooms

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Why We Love It

Easy to transport anywhere.
Three multifunctional operating modes.
Remote-controlled convenience included.

Main Highlights

❄️ 2-in-1 Air Conditioner & Dehumidifier: Enjoy both cooling and moisture removal in one compact unit, perfect for hot weather and humid rooms in your home, office, or bedroom.
🌙 Quiet Sleep Mode & Ventilation: Features a restful sleep mode for undisturbed nights and ventilation mode for fresh air circulation, ideal for bedrooms, living rooms, or offices.
🔧 Easy Remote Control & Adjustable Settings: Control cooling, fan speed, and modes easily with the remote, offering a user-friendly experience for quick temperature adjustments.
🌡️ 7000 BTU Cooling Power: Cools rooms up to 250 sq. ft. efficiently, perfect for small to medium-sized rooms in hot summer months, ensuring consistent comfort and cooling.
🌍 Energy-Efficient & Eco-Friendly: Rated Energy Class A+ for low energy consumption, helping you stay cool while saving on electricity bills and reducing your carbon footprint.

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㎡)

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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.

Dreo Portable Air Conditioners, AC Unit for Bedroom with Drainage-free Cooling, 46dB Quiet, APP/Voice/Remote, 24h Timer with Fan & Dehumidifier, Smart Air Conditioner for Room Indoors

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Why We Love It

Powerful cooling for summer heat.
Whisper-quiet operation for comfort.
Convenient smart control options available.

Main Highlights

Go Big on Cooling Power: The DREO portable air conditioner helps you keep the comfortable temp in the sweltering summer
Isolate Noise, Amplify Comfort: Featuring a new noise isolation system around the compresor, this portable air conditioners reduces noise down to a minimum 46dB, making it ideal for quiet places like bedrooms and offices
Drainage-free in powerful cooling when the humidify under 85%: Bring uninterrupted cold air to your room, thanks to DREO's new AC unit design, a dedicated condenser and water pump helps transfer excess water and reduces the need for drainage compared to traditional floor air conditioners
Smart Cooling at Your Fingertips: Use your favorite voice assistant (compatible with Amazon Alexa or Google Home) or the fully-featured Dreo App to control every aspect of your cooling experience, from multiple modes to fan speeds, timers and schedules, this standing AC has it all
3-in-1 Mode with Fan & Dehumidifier: Get more control of the way you cool thanks to the 3-in-1 mode including settings for cooling, dehumidifying and fan control in one, finding the ideal comfort setting is easier than ever with the DREO room air conditioner

Morphy Richards S1 Pro Ductless 3 in 1 Personal Air Conditioner, Fan & Dehumidifier, Vent Free, Portable, Energy Efficient, Quiet, 3D Oscillation, Remote Control, Easy Clean Filter, 2m Cooling, 824020

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Why We Love It

Easy portability for instant cooling.
Versatile 3-in-1 functionality.
Quiet operation with powerful airflow.

Main Highlights

Personal Cooler: Tried and tested by Olympic athletes, the S1 Pro is a must have for the warmer months, Designed to directly cool the person/s, not the room, a first and unique design of its type that directs cool air right to you, For best results, keep doors and windows open to ensure great airflow
Ductless & Portable Design: This model is like no other, it does not require a vent to be placed outside, Simply plug in for immediate cooling, a tidier aesthetic and portability, Compact build with wheels allows easy mobility, A-rated for energy efficiency
Dual Centrifugal Fanning System & 3D Oscillation: Designed to handle large volumes of air and is quieter than other air cooling units (50dB), Draws warm air from surroundings, cooling it and circulating the cooled air towards the person, Powerful airflow (from outlet up to 8 m/s), the fan moves left-right and up-down to cool evenly and effectively
3-in-1 AC, Fan & Dehumidifier: High-performance cooling, dehumidifying, and oscillating fan modes for maximum comfort
Remote Control & Touch Screen: Operate your unit effortlessly using the touch screen or remote control, Easily adjust fan speed, swing, Features child lock for peace of mind
Enhanced Features for Comfort: Includes a 2-metre cooling radius, detachable easy-clean filter, and ambient lighting option adding a relaxing yet functional light source to enhance any space

Bidiowe Mobile Air Conditioners, 9.5L AC Unit Tank 60W Evaporative Air Cooler Automatic Light Off 60°/120° Oscillation 3 Modes 7H Timer Remote Control 3 Ice Box Quiet Cooling Fan for Home, Office

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Why We Love It

Large tank for uninterrupted use.
Fast cooling with silent operation.
Energy efficient and eco-friendly design.

Main Highlights

💦 【9.5L LARGE WATER TANK 】9.5L large removable water tank mobile air conditioners can be used continuously for about 20H at a time, no need to get up in the middle of the night to add water. The top is designed for adding water, you can add water directly after opening the cover, no need to bend down, fully considering the convenience of the elderly who are inconvenient to bend down, 4 360° swivel wheels allow you to easily move the air conditioner from one room to another room, move with ease.
💦【FAST COOLING】The portable air conditioner upgraded silent and powerful motor, wind power, speed up cooling. The overall air outlet design allows the air outlet speed to reach 8m/s.Advanced cooling technology, equipped with an industry-leading honeycomb cascade system. to get a better cooling effect, the air coolers for home comes with 3 ice crystals that transmits hot air over ice water to distribute the cold air throughout the room quickly.
💦 【3 Modes & QUIET OPERATION】This free-standing evaporative air cooler offers 3 modes and 3 wind speeds to meet your individual needs. the maximum fan speed reaches 8m/s, auto 60°lift and right oscillation and manually adjust the blowing direction up and down to 120°. Create your own cooling zone with this air coolers. The minimum wind speed is 40 decibels, which does not affect rest, and the light can be turned off, fully considering your sleep that is sensitive to light.
💦【POWER SAVING, FREON-FREE】Its working power is only 60W, which is definitely more efficient in energy saving than electric fans, and eliminates the high air conditioning fee. This mobile air conditioners is the best choice for summer power saving. The treatment of Freon-free is good for protecting the atmosphere and improving our living environment.
💦【4-IN-1 AIR COOLERS】 In addition to cooling the air quickly, our mobile air conditioner also have humidification, air purifier and fan functions. Wet curtain design behind effectively purify the air, circulates air circulation. Our air conditioning unit uses the power of evaporation to cool it, help you get rid of the hot summer. Suit for use in 20m² of space such as bedroom, living room, kitchen, office, etc.
💦【TIMER FUNCTION】 The air condition mini chiller has timer function.You can set the fan running hours 1-7H according to your needs. Don't worry that this product works all night or forget to turn off the fan at night or during a nap.
💦【LED DISPLAY & REMOTE CONTROL】The friendly LED control panel allows you to easily view the selected speed, mode and timer options. It also comes with a remote control that allows you to control the power, timer and wind settings of all air coolers from anywhere in the room.

Portable Air Conditioner Cooling Fan, 1100ML Air Conditioning Unit with 3 Wind Speeds, Personal Air Cooler Fan with 7 LED Light, 2-8 Adjustable Timer, 3 Cool Mist Modes Ice Fan for Bedroom Car Office

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Why We Love It

Powerful cooling with low noise.
Customizable modes for personalized comfort.
Portable design for any location.

Main Highlights

❄【How to Use】Hold for long press (wind speed switch) to start the machine.At the same time, the wind speed is at first gear, and thecorresponding blue indicator light is on. Touch this switch inturn toadjust the wind speed to second gear/third gear in turn. Please read the instructions carefully before use. If you have any questions, please contact our customer service team
❄【Upgraded Super Strong Double Fan Blades】This small air conditioner equipped with a Double Fan Blades, with higher efficiency and stronger power output, stronger wind power, reduced noise during use, and lower energy consumption, reducing energy costs. capable of quickly transforming ice water into cold air, stay cool all day!
❄【Multiple Modes, Customizable Experience】Freely choose from 3 wind speed modes and 3 spray modes. Whether you want to cool down quickly or soft moisture, our air cooler fan can meet your needs, make your summer life more refreshing and pleasant. Louver design can be flexibly adjusted up or down, with an adjustment range of 120°, allowing precise control of airflow direction for targeted cooling
❄【Colorful Night Light & Timing function】Air conditioner portable Built-in night light features 7 charming colors, and a gentle touch on the button instantly adjusts the atmosphere, and has 4 timing gears of 2-4-6-8H, As well as the air pipe design ensures the quiet operation of the air conditioner, it generates surprisingly low noise level, allowing you to enjoy coolness in a tranquil environment
❄【Extremely portable】The small ac unit is known for its compact size (6.5 x 5.5 x 10 inches) and light weight, making it extremely portable. It is not only suitable for use in the bedroom, but also can adapt well to different environments such as offices or small rooms. No matter where you are, ac unit can make you enjoy a relaxed and comfortable life experience
【Easy to Use 】Small personal air cooler powered by USB port can be powered with a power bank, laptop, adapters, mobile power sources, computers, and vehicle chargers, (no adapter included). supply for The compact handheld design is perfect for homes, kitchens, bedrooms, dorms, desks, offices, and garages, as well as RVs, cabins, outdoor tents, backboard parties, and camping

JML Air Cooler, Portable Fan and Humidifier - Chillmax Air Pure Chill 2.0, 4-Speed Settings with Dual Mist Spray Jets, Evaporative Hydro-Chill Filter, Easy Clean Alternative Air Conditioning Unit

Why We Love It

Enhanced cool comfort feature.
Uses ultra-efficient Hydro-Chill technology.
Offers personalized cooling experience.

Main Highlights

Cools and humidifies the air
Uses only water to keep you cool
Reusable, antimicrobial filter
Adjustable fan with three speeds
Runs up to 10 hours per fill

2025 New Climafy Air Conditioner, Climafy Portable Air Conditioner Split Max, Effortless Cooling Anywhere with Split Max, Quiet Operation for Home, Office (D)

Why We Love It

Rapid temperature control and relief.
Energy-efficient and cost-saving design.
Versatile for any space use.

Main Highlights

【Powerful Dual-effect Cooling and Heating】Experience rapid cooling relief! Conquer extreme weather! This 12,000 BTU portable AC drops temps by 10°F in under 30 seconds—ideal for bedrooms up to 450 sq ft. This 2-in-1 portable air conditioner delivers powerful cooling in the summer and seamlessly switches to efficient heating in the winter
【Energy-Saving and Silent】Climafy Portable Ac, Built-in high-efficiency energy-saving system, low operating voltage, energy saving and electricity saving Up to 94% of users reported a significant reduction in electricity bills. 92% of users said it is almost silent during operation, suitable for bedroom and office use, enjoy cool and quiet every day
【Effortless Smart Control】Control everything from your couch with the included remote instantly. Smart temperature control auto-maintains your ideal comfort, sleep or work undisturbed! Reach your perfect temperature in just 5 seconds for consistent, personalized comfort all year long
【Wall-Mounted or Portable Use】The Climafy pro air conditioner features a sleek, space-saving design that can be wall-mounted or used on desktops. Its versatile setup makes it the perfect solution for small spaces, apartments, and home offices, without compromising on power.
【Multi-function】Split Max air conditioner combines the advantages of cooling and heating, energy saving, quietness, and portability. Its comprehensive performance is 10 times higher than that of traditional air conditioners, perfectly balancing comfort experience and economic cost, making it an ideal choice for home and office use

FethFire Portable Air Conditioner Cooling Fan, 1200Ml Mini Air Conditioning Unit with Remote,Quiet 3 Wind Speeds & Cool Mist, 2-8H Timer & 7 LED Light, Personal Air Cooler Fan for Room,Home,Office

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Why We Love It

Ultra quiet cooling system.
Powerful portable air conditioning.
Multi-functional and versatile design.

Main Highlights

❄【Quiet at All Speeds】Better cool begins with quieter sound. Acoustically designed airflow system hugely reduces noises from motor and fan. This mini air conditioner also adopts hyper-precision bearing to provide ultra quiet cooling at all speeds, not disturb your life, work or sleep.
❄【Powerful Meets Portable】FethFire's all-in-one airflow system combines with 2 misting humidification holes and a supercharged electric motor, delivering high-speed, brisk cool and refreshing airflow. This 12-inch portable ac air conditioner exhilarates every inch of air in your living space moving air up to 13ft/s. In addition, you can add cold tap water or mineral water and ice cubes on top for even better cold air effect.
❄【Multi-functional】Five in one design, it is a cute small personal air cooler, a desk fan, humidifier, diffuser and LED night light. FethFire ac fan is built-in 7 soft colors night light, you can choose your favorite color by touching the "LIGHT" button. The center sponge allows you to add a few drop of essential oils. Moreover, this misting fan is equipped with USB charging port, it can be powered by mobile power, laptop, adapter, computer, car charger.
❄【Easy to Clean & Safe to Use】Removable wind deflector make cleaning more accessible. Designed with fingertip pinch-proof grills, a fused plug and built-in circuit protection, this ETL-listed standing fan ensures safety is always prioritized.
❄【Large Capacity Water Tank and Intimate Timer】With a 1200ml large capacity sealed water tank, the air conditioner portable for room can work for up to 8 hours (on low cool mist mode) when filled with water. The swamp cooler can be programmed for up to 8 hours, allowing you to enjoy your work, reading or deep sleep without getting a headache and cold from blowing cool air for a long time. (Note: When the water level is too low, the water shortage protection function will automatically stop spraying cool mist)

8.7

Excellent

We scanned 1164 products

We reviewed these offers relevant to the Quiet Portable Air Conditioners 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 Ariston, SereneLife, EUHOMY, Dreo, Morphy Richards, Bidiowe, Zyphoria, JML, Pnedeodm, FethFire, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Quiet Portable Air Conditioners in the market, we considered we took a deep dive into 5821 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 Ariston MOBIS 9 UK portable air conditioner, 9000 BTU, A energy class, white - Manufactured to be installed in UK (3381529). We love many things about this product by Ariston. What sets it apart from the competition is Optimized for UK installation, Ideal for mid-sized rooms, Energy-efficient cooling solution.
The best value product for most shoppers and where user satisfaction is continuously the highest is SereneLife Portable Air Conditioner 7,000 BTU with Remote, Dehumidifier, Cooler & Fan Modes, 230W, 100 Liter, Low Noise Motor, Ideal for Home, Office, School & Business Rooms by SereneLife based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Quiet Portable Air Conditioners and the best cost-to-value ratio is Bidiowe Mobile Air Conditioners, 9.5L AC Unit Tank 60W Evaporative Air Cooler Automatic Light Off 60°/120° Oscillation 3 Modes 7H Timer Remote Control 3 Ice Box Quiet Cooling Fan for Home, Officeat Bidiowe with a 35% discount.
Our list of the best Quiet Portable Air Conditioners 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 Quiet Portable Air Conditioners in The UK

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We scanned 1164 products

We concluded that: