How much does it cost to run a portable air conditioner in the UK?

Running costs depend on the unit's energy rating and usage. A B-rated portable air conditioner running 8 hours daily costs approximately £8–£12 monthly during summer. An A-rated model saves 20–30% on electricity bills—roughly £2–£4 monthly savings. Peak summer months (July–August) see the highest costs. To minimise expenses, use eco mode, set temperature to 24–25°C rather than 20°C, and ensure windows and doors are sealed. Comparing energy labels before purchase is crucial; a slightly more expensive A-rated unit pays for itself within two seasons.

What's the cheapest portable air conditioner available in the UK right now?

Portable air conditioners start from around £7.19 in the UK market, though these ultra-budget units are typically small personal coolers rather than full room-cooling systems. Genuine portable air conditioners suitable for bedrooms and living spaces begin around £80–£120. With 171 products currently tracked on 7interiordesign.com and 17 actively discounted, you'll find competitive pricing across budget, mid-range, and premium categories. Prices fluctuate daily depending on retailer promotions and seasonal demand. Tracking prices helps you catch genuine discounts rather than paying full retail during peak summer months.

Should I choose a single-hose or dual-hose portable air conditioner?

Dual-hose systems are superior for most UK homes. They pull outside air in one hose and exhaust hot air out the other, maintaining internal air pressure and cooling efficiency. Single-hose units exhaust cooled air alongside hot air, forcing the unit to work harder and wasting energy. Dual-hose models cost £30–£80 more but deliver 20–30% better cooling performance in larger rooms (over 20 square metres). For small bedrooms under 15 square metres, a quality single-hose unit suffices. Dual-hose systems also reduce indoor humidity more effectively, important in UK summers when moisture levels rise.

What noise level should I expect from a portable air conditioner?

Noise output ranges from 19 decibels (whisper-quiet premium models) to 28+ decibels (budget units). For bedroom use, aim for under 22 decibels—comparable to a quiet library. Living room units can tolerate 23–25 decibels during daytime use. Inverter-equipped models (typically £300+) run significantly quieter than fixed-speed compressors because they adjust power gradually rather than cycling on/off. Budget units under £150 often exceed 26 decibels, becoming noticeable during evening television or sleep. Always check decibel ratings on product specifications; manufacturers sometimes list noise at maximum cooling, so real-world operation may be quieter.

Portable & Wall Mounted Air Conditioners UK

Compare 171+ air conditioning units from portable to wall-mounted models. Find the best deals on energy-efficient cooling solutions tracked daily across UK

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£7.99Cheapest tracked

£272.51Average price

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Products in Portable Air Conditioners UK

35+ products across all sections

4.3(9,758)

ilikable Corner Shower Caddy Vacuum Suction Cup Organizer No-Drilling Removable Shower Shelf with Hooks Wall Mounted Storage Basket for Shampoo Conditioner Razors Soap-Milky White

£19.99

180d Low £15.99Avg £18.66

£15.99 low£19.99 high

evapolar – evaCHILL Personal Portable Air Cooler and Humidifier Desktop

Rising

3.7(4,691)

Evapolar evaCHILL Personal Portable Air Cooler and Humidifier, Desktop Cooling Fan, for Home and Office, with USB Connectivity and Built-in LED Light, Urban Grey, small

£83.10

180d Low £74.56Avg £84.69

£74.56 low£99.99 high

Rising

3.7(4,651)

Evapolar evaCHILL Personal Portable Air Cooler and Humidifier, Desktop Cooling Fan, for Home and Office, with USB Connectivity and Built-in LED Light, White

£83.11

180d Low £74.63Avg £83.31

£74.63 low£99.99 high

black+decker – BXAC65001GB Portable 2-in-1 Air Cooler Speed Settings with

180d Low

3.8(2,927)

BLACK+DECKER BXAC65001GB Portable 2-in-1 Air Cooler, 3 Speed Settings with 7 Litre Water Tank, Portable, 65W, White

£71.22

Lowest in 180 daysAvg £72.39

£70.25 low£74.54 high

DYBOHF – Universal Air Conditioner Deflector Portable Adjustable Windshield Air

180d Low

4.4(2,322)

Universal Air Conditioner Deflector, Portable Adjustable Windshield Air Conditioning Deflector Shield for Wall Conditioners for Home/Office/Bedroom/Living Room (White)

£24.48

Lowest in 180 days

£24.48

3.8(2,482)

tado° Smart AC Control V3+, Easy DIY Installation, Designed In Germany

£86.77

180d Low £73.88Avg £96.23

£73.88 low£104.52 high

beurer – LV50 Fresh Breeze Personal Air Cooler Cooling Air

Big Drop

3.8(1,753)

Beurer LV50 Fresh Breeze Personal Air Cooler, Cooling Air Fan with Humidification, Portable Design Powered by USB, 3 Power Settings, Easy To Use and Easy To Clean

£39.99

180d Low £33.00Avg £53.61

£33.00 low£59.99 high

augola – AC Window Seal Unit for Portable Air Conditioner

180d LowBig Drop

4.0(1,436)

AUGOLA AC Window Seal Unit for Portable Air Conditioner And Tumble Dryer, Hot Air Stop Kit for All Mobile Air Conditioning, Air Exchange Guards with Zip and Strong Hook&Loop Fastener(400CM/157in)

£16.99

Lowest in 180 daysAvg £23.73

£16.99 low£30.99 high

pluvofan – 6000mAh Neck Fan with Cooling Plate Cold Compress

Rising

4.3(915)

PluvoFan 6000mAh Neck Fan with Cooling Plate Cold Compress Bladeless Portable Quiet Air Conditioner Rechargeable Holiday Essentials for Women Men Travel Camping Outdoor (White)

£43.91

180d Low £14.18Avg £36.18

£14.18 low£43.91 high

supyini – Air Conditioner Window Seal AC Window Seal Kit

Rising

4.0(921)

Air Conditioner Window Seal, AC Window Seal Kit, Flexible Cloth Sealing Plate Window Sealer for Mobile Air Conditioner with Zip and Adhesive Fastener, 27 * 31.5CM

£25.29

180d Low £13.09Avg £21.25

£13.09 low£27.96 high

KISSAIR – BTU Window Air Conditioner Cools Up to Sq.

4.4(822)

KISSAIR 5,000 BTU Window Air Conditioner Cools Up to 150 Sq. Ft, Utral Quiet Air Conditioner Window Unit with Mechanical Controls, 2 Fan Speeds, Small Window AC Unit, Ideal for Bedroom

£315.60

180d Low £299.99Avg £352.00

£299.99 low£530.00 high

LYUNIT – AC Window Seal LYUNIT 300cm/118Inch Portable Universal Window

180d LowBig Drop

4.1(874)

AC Window Seal, LYUNIT 300cm/118Inch Portable Universal Window Seal Kit for Mobile Air Conditioner Unit & Tumble Dryer, Hot Air Stop Air Exchange Guards, Easy to Install-With Zip

£16.99

Lowest in 180 daysAvg £21.94

£16.99 low£26.59 high

Blauberg UK – Blauberg 6-inch Portable Air Conditioner Venting Duct Hose

4.1(857)

Blauberg 6-inch 3m Portable Air Conditioner Venting Duct Hose Extension Kit

£29.99

Live price

£29.99

fischer – Outdoor Air Conditioner Shelves Outside Standard Machines Includes

180d LowTop Rated

4.6(708)

Fischer Outdoor Air Conditioner Shelves, Outside Standard Machines, Includes 1 KLIMA Strong Bracket, 4 Nylon Plugs SX 12 BM, 4 Screws Te, 4 Rosettes, 521762, White

£43.60

Lowest in 180 daysAvg £44.38

£43.60 low£45.54 high

korbot – ChillGo Neck Fan - Turbo Foldable Portable Fan

4.1(763)

ChillGo Neck Fan - 4 Turbo Foldable Portable Fan - Personal Bladeless Fan 5200mAh with Strong Airflow, 4 Vent Air Conditioner, Wearable Cooling Fan for Travel Outdoor

£23.96

180d Low £21.86Avg £23.76

£21.86 low£25.33 high

LUFFYLIVE – Core Replacement Filt-er Compatible with LEVOIT Core Core

180d LowTop Rated

4.7(648)

Core 300 Replacement Filt-er Compatible with LEVOIT Core 300 Core 300S-P Air Purifi-er, 3 in 1 True HEPA Pet Care Core 300-RF-PA Filt-er Replacement (2 Pack)

£35.71

Lowest in 180 daysAvg £36.35

£35.68 low£37.03 high

yhslmh – Air Conditioner Covers for Outside Units Central Ac

180d LowTop Rated

4.7(648)

yhslmh Air Conditioner Covers for Outside Units Central Ac Cover Leaf Guard Heavy Duty Mesh AC Defender for Outdoor Square Units, All Season Black

£21.83

Lowest in 180 daysAvg £22.12

£20.99 low£23.53 high

Simply – by MervFilters 16x25x1 Air Filter Air Cleaner Dust

180d LowTop Rated

4.7(600)

Simply by MervFilters 16x25x1 Air Filter, Air Cleaner, Dust Filter, MERV 11, MPR 1000, AC Furnace Air Filter, 6 Pack

£94.09

Lowest in 180 daysAvg £96.08

£91.57 low£103.43 high

Glasfloss – ZL16x25x4 MERV AC & Furnace Filters. Pack. Actual

Top Rated

4.7(579)

Glasfloss ZL16x25x4 MERV 10 AC & Furnace Filters. 6 Pack. Actual Size: 15-1/2 x 24-1/2 x 3-3/4

£346.20

180d Low £180.58Avg £320.89

£180.58 low£459.88 high

Blutoget – FLT4825 Replacement Filter B (2 HEPA Filters Carbon

180d LowTop Rated

4.7(562)

Blutoget FLT4825 Replacement Filter B (2 HEPA Filters 8 Carbon Pre-Filters) Compatible with Guardian air purifier models Replaces AC4820, CDAP4500BAC, AC4800, AC4300 AC4900CA AC4825 AC4825E

£25.25

Lowest in 180 daysAvg £26.29

£25.25 low£27.18 high

LUYWOFN – AP-1512HH Filter Set Replacement for Coway Airmega AP-1512HH

180d LowTop Rated

4.7(552)

AP-1512HH Filter Set Replacement for Coway Airmega AP-1512HH Air Purifiers, 1 True HEPA and 4 Carbon Pre-Filters, Compared to Part #3304899

£27.88

Lowest in 180 daysAvg £31.67

£27.88 low£33.00 high

JORAIR – HE401 Filter Replacement for Shark Air Purifier Compatible

180d LowTop Rated

4.7(541)

HE401 Filter Replacement for Shark Air Purifier 4 Compatible with Shark 4 Fan Air Purifier HE400, HE401C, HE401NP, HE402, HE402AMZ, HE402C, HE405, UA415, HE4FKBAS, HE4FKPET, HE4FKPETMB, HE4FKPRO

£34.52

Lowest in 180 daysAvg £36.79

£34.13 low£39.20 high

Ecleanfy – 2-Pack H13 True HEPA Filter Compatible with Afloia

180d Low

4.7(486)

2-Pack H13 True HEPA Filter Compatible with Afloia Fillo/Halo/Mooka Allo, 3-in-1 H13 True HEPA Filtration for Fillo Air Puri-fier Filter, for MOOKA Allo Filter

£32.71

Lowest in 180 daysAvg £33.43

£31.16 low£35.66 high

Xeeol – Air Conditioner Cover Universal AC Cover for Outside

180d LowBig Drop

4.7(485)

Xeeol Air Conditioner Cover, Universal AC Cover for Outside Unit, Mesh AC Cover Defender Outdoor, All Season Protection (36" x 36")

£7.99

Lowest in 180 daysAvg £9.99

£7.99 low£11.99 high

4.7(484)

JORAIR 2-Pack of Core Mini-RF True HEPA Replacement Filters, Compatible with LEVOIT Air Purifier Core Mini-RF, H13 Grade True HEPA with High-Efficiency Activated Carbon Filter, Core Mini-RF

£12.47

180d Low £11.64Avg £12.52

£11.64 low£17.13 high

pelonis – 3-in-1 Evaporative Air Cooler with Remote & Humidifier

180d Low

4.3(529)

PELONIS 5L 3-in-1 Evaporative Air Cooler with Remote & Humidifier – Portable Cooling Tower for Home & Office

£110.69

Lowest in 180 daysAvg £119.79

£109.50 low£149.99 high

Fizerneer – ProHEPA True HEPA Filters Replacement Compatible with VEVA

180d Low

4.7(464)

ProHEPA 9000 True HEPA Filters Replacement Compatible with VEVA ProHEPA 9000 Air Cleaner Purifier, 3 True HEPA Filters + 6 Activated Carbon Filters

£35.65

Lowest in 180 daysAvg £36.01

£35.58 low£37.84 high

YSINOBEAR – Blade-Free Silent Portable Air Conditioner USB Personal Mini

4.3(499)

Blade-Free Silent Portable Air Conditioner,USB Personal Mini Air Conditioner with 6 Wind Speeds & 6 Timers Mini AC Unit Desktop Cooling Fan,Energy-Saving Evaporative Cooler for Home and Office (Blue)

£12.99

180d Low £11.99Avg £12.49

£11.99 low£12.99 high

Mann Filter – MANN-FILTER CUK Cabin Air Filter - CARS +

4.7(454)

MANN-FILTER CUK 25 001 Cabin Air Filter - CARS + TRANSPORTERS

£37.48

180d Low £22.10Avg £28.75

£22.10 low£37.48 high

FMDZFL – Pack FLT5000 HEPA Replacement Filter C for G-Guardian

4.7(440)

FMDZFL 2 Pack FLT5000 HEPA Replacement Filter C for G-Guardian Air Purifier AC5000, AC5000E, AC5250PT, AC5350B, AC5350BCA, AC5350W, AC5300B, CDAP5500B, AP2800CA

£36.04

180d Low £33.77Avg £34.97

£33.77 low£37.97 high

Foozet – Central Air Conditioner Covers for Outside Units 24x24x30

180d Low

4.7(434)

Foozet Central Air Conditioner Covers for Outside Units 24x24x30

£23.95

Lowest in 180 daysAvg £24.38

£23.95 low£24.80 high

olympus myco – Gypsum Powder for Mushroom Substrate (1 lb) Lab

Rising

4.8(410)

Gypsum Powder for Mushroom Substrate (1 lb), Lab Grade, Garden Soil Amendment (Calcium Sulfate Dihydrate), Packaged in HEPA Enclosure

£23.80

180d Low £18.42Avg £21.43

£18.42 low£24.18 high

BOJACK – uF V AC CBB60 SH Motor Run Capacitor

4.7(415)

BOJACK 50 uF 450 V AC CBB60 SH Motor Run Capacitor ESR 0.2 Wire Lead Start Capacitor

£17.49

Live price

£17.49

generic – Glacier Breeze AC Mini Air Cooler ice air

4.2(447)

Glacier Breeze AC,Mini Air Cooler,ice air cooler,evaporative air cooler,usb air cooler,mini air cooler,ice pack air conditioner,2025 New 4-in-1 Portable Air Conditioner,for Home, Bedroom, Office

£29.89

Live price

£29.89

PUREBURG – 2-Pack Replacement True HEPA Filters compatible with Pure

180d LowBig Drop

4.8(390)

PUREBURG 2-Pack Replacement True HEPA Filters compatible with Pure Enrichment PureZone Pure Zone 3-in-1 Air Purifier, PEAIRFIL

£21.40

Lowest in 180 daysAvg £28.05

£21.40 low£29.04 high

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Top Deals in Portable Air Conditioners UK

Products at their best prices right now

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Buying Guide: Portable Air Conditioners UK

Everything you need to know before you buy

What to Look For

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Portable air conditioners vary dramatically in cooling power, noise levels, and energy efficiency. The key is matching the unit's BTU (British Thermal Units) rating to your room size and checking for features that separate genuinely effective models from budget disappointments.

Type	Cooling Power	Typical UK Price	Best For
Single-hose portable AC	7,000–12,000 BTU	£80–£180	Small bedrooms, offices; basic cooling
Dual-hose portable AC	10,000–14,000 BTU	£150–£280	Larger rooms; more efficient, quieter
Window-mounted AC unit	5,000–10,000 BTU	£120–£220	Permanent installation; better efficiency
Evaporative coolers (air coolers)	Variable cooling	£40–£120	Dry climates; energy-efficient, quieter
Smart portable AC	9,000–15,000 BTU	£180–£280	App control, scheduling; modern homes

Look for units with Energy Rating labels (A–G), low decibel ratings (under 65dB is quieter), and dual-hose designs if your room is larger than 20 square metres. Avoid single-hose models for extended use—they create negative air pressure and pull warm air back in, wasting energy.

Sizes & Space Planning

Portable air conditioners are measured in BTU output, and choosing the right size is critical. A 7,000 BTU unit suits ro…

Price Ranges & When to Buy

Portable air conditioners on 7interiordesign range from around £7.19 for basic fan coolers to £261.93 for premium smart-…

Common Mistakes to Avoid

The biggest error is underestimating BTU needs. Buyers often choose 7,000 BTU units for 20+ square-metre rooms, then com…

Style Guide & Current Trends

Modern portable air conditioners blend function with contemporary aesthetics. Matte black and white finishes dominate 20…

About Portable Air Conditioners UK

Everything you need to know before you buy Portable Air Conditioners UK

Frequently Asked Questions

Common questions about portable air conditioners uk

Most UK bedrooms measure 3m × 4m (12 square metres), requiring a 7,000–9,000 BTU unit. Measure your room's length and width, multiply them together, then divide by 10 to estimate BTU needs roughly. A 9,000 BTU unit cools most standard bedrooms efficiently without excessive noise. If your bedroom is smaller (under 10 square metres), a 7,000 BTU model suffices and uses less electricity. Larger master bedrooms (over 20 square metres) need 12,000+ BTU. Always check the manufacturer's room-size guidance on the product label.

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