Best selling Air purifiers

Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.

1. Xiaomi Smart Air Purifier 4

Breathe freely with the Xiaomi air purifier. The Smart Air Purifier 4 allows allergy sufferers to take deep breaths. This little helper cleans your indoor air of dust, pollen, cigarette smoke, fine particles, and other allergens. It can be controlled via the MI Home app, as well as through Alexa and Google Assistant. Its modern design blends seamlessly with your interior. 

Xiaomi Smart Air Purifier 4 (48 m²)
Air purifier
CHF149.–

Xiaomi Smart Air Purifier 4

48 m²

2. Xiaomi Smart Air Purifier 4 Compact

The Xiaomi Smart Air Purifier 4 Compact offers peace of mind and all-day protection for those suffering from allergies. The air purifier safeguards the health of your respiratory system by keeping the air in your home clean and safe to breathe. This is achieved through a highly efficient filtration system that removes up to 99.97 percent of particles as small as 0.3 micrometers. In addition to the high-efficiency filtration system, this compact air purifier is also effective against pollen, pet hair, and other allergens. The quiet and energy-efficient brushless DC motor operates in sleep mode at a noise level of just 20 dB and a maximum power consumption of 27 W.

Technical Specifications

Category: Air Purifier

Room Area: 27 m²

Max. Air Circulation: 230 m³/h

CADR Value: 230 m³/h

Noise Level (max.): 50 dB

Data Analysis: Device Display

Additional Features: App Control

Smart Home Ecosystem: Amazon Alexa, Google Assistant.
 

Xiaomi Smart Air Purifier 4 Compact (27 m²)
Air purifier
CHF70.–

Xiaomi Smart Air Purifier 4 Compact

27 m²

3. Bosch Home Comfort Air 4000

Bosch Air 4000 air purifier 62 m² (7733701943).Increase your comfort at home with the Air 4000 air purifier from Bosch. A quiet, easy-to-use and handy air purifier with dust filter for cleaning the air in rooms up to 62.5 m2. Ideal for bedrooms.
Easy to use & powerful: In auto mode, the air purifier's performance is continuously adjusted to the air quality and size of the room, whether in the kitchen, bedroom or office. The air purification capacity (CADR) is 300 m³/h.
Sleep undisturbed: In sleep mode, the noise level of the air purifier is reduced to 25 dB (A), while the Air 4000 only whispers. In addition, the LED lights and the display are switched off so that you and your family can sleep undisturbed.
 

4. Xiaomi Y-600

The Xiaomi Smart Air Purifier Elite offers peace of mind and all-day protection for those suffering from allergies. The air purifier safeguards the health of your airways by keeping the air in your home clean and safe to breathe. This is achieved through a highly efficient 3-layer filtration system that removes up to 99.98% of 0.3-micron particles, such as Influenza A (H1N1) viruses, dust, odors, and allergens from the air. With an efficiency rate of 200 m²/h, it is suitable for rooms up to 125 m². Additionally, it has a Clean Air Delivery Rate (CADR) of 600 m³/h. 

5. Philips AC4221/11

The air purifier impresses with its impressive performance and compact size thanks to the innovative double fan design. With a filter performance of 600 m³/h (CADR), it cleans rooms up to 156 m³ and can clean a 20 m² room in less than 5 minutes. The 4-layer HEPA filter system with pre-filter, NanoProtect HEPA and double activated carbon layer captures 99.97% of particles down to 0.003 micrometres - smaller than the smallest known virus.

SilentWings technology reduces the noise level by 35 % so that the air purifier remains whisper-quiet at just 15 dB(A) even at maximum power. It removes 99.99 % of allergens from dust, pollen, pets and mould, making it ideal for allergy sufferers (ECARF-certified). It also reduces 99.9 % of airborne viruses, including H1N1, Staphylococcus bacteria and SARS-CoV-2.

The activated carbon layer filters over 96% of gaseous pollutants such as NO₂, toluene and VOCs without releasing ions, chemicals or ozone. With an energy consumption of just 54 W, the air purifier is particularly energy-efficient.

The AeraSense technology monitors the air quality 1,000 times per second and automatically adjusts the cleaning performance. The device can be controlled from anywhere via the Philips Air+ app, including AI-based Auto+ mode to optimise energy consumption and noise levels.

The Fresh Bedtime mode with gentle night light ensures a restful sleep, while Fresh Wake-up cleans the air before you wake up. The long-life filter lasts up to 1 year and the accessory pack (FY4200) includes both filters. Sustainably designed, the device is made from over 30% recycled plastic and fulfils stringent durability tests for continuous operation.
 

6. Philips PureProtect Mini 900 Series with app

The Philips air purifier provides clean air in less than 12 minutes thanks to a high filter performance of 250 m³/h (CADR) and is suitable for rooms up to 65 m². Its 3-layer HEPA filtration system removes 99.97% of the smallest particles (0.003 microns), including viruses and allergens such as dust, pollen and pet dander. With its whisper-quiet quiet mode (20.5 dB) and dimmed lighting, it is ideal for sleeping areas.

The air purifier reduces 99.9 % of airborne viruses (e.g. H1N1) and bacteria, captures odours and gaseous pollutants (e.g. NO₂, VOCs) and employees energy-efficiently with just 23 W - less than a light bulb. The AeraSense technology monitors the air quality 1,000 times per second and automatically adjusts the output.

With the Philips Air+ app, the device can be conveniently controlled from anywhere, including real-time air quality monitoring. Functions such as "Fresh Wake-up" and "Fresh Bedtime" optimise air purification for restful sleep. The long-lasting filter lasts up to one year, and the device reminds you to replace it in good time.

Sustainably designed, the device contains over 23% recycled plastic and has been developed for a long service life. It combines effective air purification with environmentally friendly design.
 

Philips PureProtect Mini 900 Series with app (65 m²)
Air purifier
CHF131.–

Philips PureProtect Mini 900 Series with app

65 m²

7. Stahlwerk Ozone generator OG-40 ST

With an ozone output of 40 g/h and 200 watts of power, the STAHLWERK OG-40 ST ozone generator is ideal for effectively neutralising odours.The ozoniser reliably purifies the ambient air and removes unpleasant odours from vehicle interiors, living rooms, basements or garages, upholstery, furniture, etc. This means that all types of unpleasant odours, such as the smell of smoke, pets or mould, can be effectively combated. 

Stahlwerk Ozone generator OG-40 ST (200 m²)
Air purifier
CHF127.–

Stahlwerk Ozone generator OG-40 ST

200 m²

8. Philips PureProtect Water 3400 Series

The air purifier ensures thorough cleaning in rooms up to 78 m² with a CADR of 300 m³/h. A 20 m² room is cleaned in less than 10 minutes. The 3-layer HEPA filter system (pre-filter, NanoProtect HEPA, activated carbon) removes 99.97 % of particles down to 0.003 micrometres, smaller than the smallest known virus. The automatic air humidification delivers up to 650 ml/h and adapts to the desired humidity level thanks to AeraSense technology.

With the hygienic NanoCloud technology, the air is humidified with up to 99.9 % less bacteria than with conventional devices. The purifier also removes 99.9 % of viruses (e.g. H1N1, SARS-CoV-2) and bacteria. It is whisper-quiet in idle mode (16.5 dB) and at 43 W consumes less energy than a light bulb.

AeraSense technology detects pollutants in real time and automatically optimises the settings. The Philips Air+ app can be used to control the appliance and monitor the air quality. The activated carbon layer filters over 90% of gaseous pollutants and odours, e.g. NO₂ and VOCs, without releasing harmful ions or ozone.

The 3.2-litre water tank allows up to 15 hours of humidification without refilling. The long-life filter lasts up to 1 year and the device automatically notifies you when it needs to be changed. Ideal for healthy, clean air and a pleasant indoor climate.
 

Philips PureProtect Water 3400 Series (78 m²)
Air purifier
CHF281.–

Philips PureProtect Water 3400 Series

78 m²

9. Xiaomi Smart Air Purifier 4 Pro

Clean and healthy air at home. Finally breathe freely with the Xiaomi air purifier. The Xiaomi Smart Air Purifier 4 Pro allows allergy sufferers to take a deep breath. This little helper removes dust, pollen, cigarette smoke, fine particles, and other allergens from your indoor air. It can be controlled via the MI Home app, Alexa, and Google Assistant. Its modern design blends seamlessly with your interior. 

Xiaomi Smart Air Purifier 4 Pro (60 m²)
Air purifier
CHF190.–

Xiaomi Smart Air Purifier 4 Pro

60 m²

10. Philips Series 4000i AC4236/10

Fast and efficient air cleaning thanks to the new 3D system for air circulation with spiral air outlet and clean air in a 20 m² room in less than 8 minutes. Use the intelligent, automatic control of ambient light to adapt the light to the room environment - ensure the best feeling of well-being for you and your family. Real-time air quality at a glance: Numeric display of information on PM2.5, gases and allergen values on the display for your convenience. Minimalist. Stylish. Inviting. Fits perfectly to every interior design. Unobtrusive and striking at the same time. Smart Sensoring technology detects in real time and automatically eliminates all three major threats to indoor air: particles, harmful gases and indoor allergens. The professional sensor automatically scans airborne pollutants 60,000 times per minute, detects and reacts in real time to every occurrence of pollutants. The ambient light ring on the top of the product provides an additional visual reference point and ranges from blue (good) to red (poor) to indicate indoor air quality. Removes 99.9 % of particles with 3 nm. Room size up to 130 m². 

Philips Series 4000i AC4236/10 (158 m²)
Air purifier
CHF309.–

Philips Series 4000i AC4236/10

158 m²

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