10 bestAir Purifiersof April 2025
112M consumers helped this year.
1

LEVOIT Air Purifier for Bedroom Home, Quiet HEPA Filter Cleaner with Fragrance Sponge & 3 Speed for Better Sleep, Air Frenshener, Allergies, Dust, Pet Dander, Odour, Smoke, Office, Desktop, Core Mini
Levoit

9.9
2

LEVOIT Smart Wifi Air Purifier for Home Bedroom 100m², CADR 240m³/h, HEPA Filter with Air Quality Sensor, Alexa Control & Quiet Auto Mode, Removes Pollen Allergen Dust Odour, Core 300S
Levoit

9.8
3

Blueair Blue Pure Mini Max Air Purifier with HEPASilent Filter For Rooms Up To 20m2 Removes 99.97% Particles, Pollen, Dust, Mould, Bacteria, Viruses , Activated Carbon Reduces VOCs, Odours , 111524
BLUEAIR

9.5
20% off
4

Philips Air Purifier 600 Series, Ultra-quiet and energy-efficient, For allergy sufferers, HEPA filter removes 99.97% of pollutants, Covers up to 44m2, App control, White (AC0650/20)
Versuni

9.3
5

PHILIPS Air Performer 3-in-1: Purifier, Heater & Cooling Fan – Cleans 70m², Removes 99.97% of Allergens and Pollutants. HEPA Filter, Smart Sensors, Alexa, App. Quiet & Energy Efficient (AMF870/35)
Versuni

9.0
OtherUp to 47% off
8% off
6

LEVOIT Air Purifiers for Large Home Bedroom 83m², CADR 400m³/h, Alexa Enabled, Filter with PM2.5 Intelligent Air Quality Sensor, Auto Mode,, Removes Pollen Allergy Dust Smoke Pet
Levoit

8.7
15% off
7

Shark NeverChange5 Air Purifier MAX for Home, Large Room Coverage 130sqm, 5-Year HEPA Filter Traps 99.97% of Allergens including Dust, Pollen, Pet Dander, Auto Mode, Quiet, LED Display, White HP300UK
Shark

8.4
8

LEVOIT Smart Air Purifier for Bedroom 70m², CADR 170m³/h, Alexa & APP Control with Timer, HEPA Filter with 24dB Quiet Sleep Mode, Air Frenshener, Remove Allergens for Dust Odor Pollen Smoke, Core 200S
Levoit

8.2
18% off
9

Shark NeverChange5 Air Purifier for Home, Bedroom, Room Coverage 60sqm, 5-Year HEPA Filter Traps 99.97% of Allergens including Dust, Pollen, Pet Dander, Auto Mode, Quiet, LED Display, White HP150UK
Shark

7.9
10

Blueair Blue Max 3250 Auto Air Purifier With HEPASilent Filter For Rooms Up To 48m² Rooms Removes 99.97% Particles Pollen, Dust, Mould, Bacteria, Viruses | Activated Carbon Reduces VOCs, Odours
BLUEAIR

7.6
More products we considered

Blueair Blue 511i Max Smart WiFi Air Purifier, HEPASilent Dual Filtration Up To 43m², Whisper Quiet, Air Cleaner for Pets, Allergies, Virus, Dust, Mould, Smoke

Blueair Classic Pro CP7i Premium Air Purifier for Home, Smart Air Purifier for Pet Allergens, Quiet, Blue Light Sterilisation | Tackles Viruses & Bacteria | Purifies up to 130m² in 30 minutes

BLUEAIR ComfortPure T10i, Most Powerful 3-in-1 Smart Air Purifier & Fan: Cools, Heats & Purifies, HEPASilent Cleaner for Home, Pets, Allergies, Dust, Smoke, Odour, Purify 78 m² in 60 Mins
A Guide to Selecting the Best Air Purifiers
Choosing the right air purifier can significantly improve the air quality in your home or office, making it a healthier and more comfortable environment. To find the best fit for you, it's important to understand the key specifications and how they align with your specific needs. Here are the main factors to consider when selecting an air purifier.
Room Size Coverage
Room size coverage indicates the maximum area that the air purifier can effectively clean. This is important because an air purifier that is too small for your room will not be effective, while one that is too large may be unnecessarily expensive and consume more energy. Room size coverage is usually measured in square feet or square meters. For small rooms (up to 200 sq ft), a compact air purifier will suffice. For medium rooms (200-400 sq ft), look for a mid-sized unit. For large rooms (over 400 sq ft), you will need a larger, more powerful air purifier. Choose an air purifier that matches or slightly exceeds the size of the room where you plan to use it.
CADR (Clean Air Delivery Rate)
CADR measures the volume of filtered air delivered by the air purifier and is expressed in cubic feet per minute (CFM). It indicates the purifier's effectiveness in removing specific pollutants like dust, pollen, and smoke. A higher CADR means the air purifier can clean the air more quickly and efficiently. For small rooms, a CADR of 100-150 is usually sufficient. For medium rooms, look for a CADR of 150-200. For large rooms, a CADR of 200 or higher is recommended. Consider your specific needs, such as if you have allergies or live in a smoky environment, and choose an air purifier with a higher CADR for those pollutants.
Filter Type
The type of filter used in an air purifier determines what kind of particles it can remove from the air. Common filter types include HEPA (High-Efficiency Particulate Air), activated carbon, and UV-C light. HEPA filters are highly effective at capturing small particles like dust, pollen, and pet dander, making them ideal for allergy sufferers. Activated carbon filters are good for removing odors and chemical pollutants. UV-C light filters can kill bacteria and viruses. Consider your specific needs: if you have allergies, a HEPA filter is essential; if you are concerned about odors, look for a unit with an activated carbon filter; if you want to reduce germs, a UV-C light filter may be beneficial.
Noise Level
The noise level of an air purifier is important, especially if you plan to use it in a bedroom or office where quiet is essential. Noise levels are measured in decibels (dB). Air purifiers typically range from 20 dB (very quiet) to 70 dB (similar to a vacuum cleaner). For a bedroom or quiet space, look for an air purifier with a noise level of 30 dB or lower. For living areas or offices, a noise level of 40-50 dB is usually acceptable. Consider where you will place the air purifier and choose one with a noise level that will not disrupt your activities.
Energy Consumption
Energy consumption refers to how much electricity the air purifier uses. This is important for both environmental and cost reasons. Energy consumption is usually measured in watts (W). Air purifiers with Energy Star certification are more energy-efficient and can save you money on your electricity bill. For continuous use, look for an air purifier that consumes less than 50 watts. For intermittent use, energy consumption may be less of a concern. Consider how often you will use the air purifier and choose one that balances performance with energy efficiency.
Maintenance and Filter Replacement
Maintenance and filter replacement are ongoing considerations when owning an air purifier. Regular maintenance ensures the unit operates efficiently and effectively. Filters need to be replaced periodically, and the frequency depends on the type of filter and usage. HEPA filters typically need replacement every 6-12 months, while activated carbon filters may need replacement every 3-6 months. Some air purifiers have washable filters, which can reduce ongoing costs. Check the manufacturer's recommendations for filter replacement and consider the availability and cost of replacement filters. Choose an air purifier with maintenance requirements that fit your lifestyle and budget.

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