The 10 Best Air Purifiers – Detailed Reviews and Buying Guide

Air Purifiers have become a necessity these days keeping in mind the air pollution. Air purifiers help purify the polluted air indoors with different filters and provide you with clean air to breathe. Choosing the best air purifier is even more essential since one must never compromise on their health and wellbeing. Read on to know about the best air purifiers in India and don’t forget to also check out the different filters present in an air purifier that play individual roles in making the air breathable.

The best air purifiers can be determined by the following checkpoints:

a) Clean Air Delivery Rate (CADR) – Higher the CADR, the better it is

b) Filter Type – HEPA, Activated Carbon Filters, Pre-filter

c) Coverage Area

d) Air Changes Per Hour (ACH)

Read on to know more more about the best air purifiers out there.

Best Air Purifiers for Clean Indoor Air

1. Philips AC1215

Built using an advanced Vitashield Intelligent Purification technology, this Philips Air Purifier automatically senses air quality and removes 99.97% airborne pollutants that are as small as 0.003 microns. It purifies a standard room in roughly 10-12 minutes and removes harmful air-borne bacteria from your indoor space. This is an ideal air purifier for room, it has a night sense auto-mode that automatically switches off the machine at night after you have slept.

What’s Good:

• Smart Air Quality Sensor
• Nano-Protect Pro Filter
• Auto Purification
• Real-Time Air Quality Feedback

• Filters out bacteria: 99.9 %
• Power: 50 W

Air Quality Indicator: Yes

Wow Factor: This Philips air purifier is Allergy-Friendly Quality Tested

2. Honeywell Air Purifier

Boasting an award winning design, you can now breathe in clean and fresh air thanks to Honeywell’s air purifier which is one of the best air purifiers for home use. This air purifier takes in air from the sides and bottom to release pure air from the top at an angle appropriate to ensure optimum air circulation. It has been developed keeping in mind the user’s maximum comfort details and hence this air purifier offers a seamless product experience that is completely DIY in terms of installation, usage and filter replacement.

What’s Good:

• No Sharp Edges
• Anti-Fall Design
• Low Sound Operation
• Energy Efficient
• 3D Air Flow

Wow Factor: This is an Ozone-Free air purifier for room

3. Coway Professional Air Purifier

Coway is one of the leading home & kitchen appliance brands in India known for providing premium quality health and fitness products. Bringing to you one of the best air purifiers, it features a unique HEPA Filter made of Japanese Gingko Leaves and Sumac Trees, that has unique property to destroy protein on the surface of virus. Coway’s HEPA Filter is one of the thickest (25 mm) HEPA Filter with premium long durability assurance.

What’s Good:

• Anti-virus HEPA Green Filter
• Optimised Air Flow
• Patented carbon filter
• Easy Maintenance
• Air Quality Indicator

Air Quality Indicator: Yes

Wow Factor: It features an Intelligent Auto Mode that automatically adjusts the speed of the air purifier based on the air quality.

4. Philips AC2887/20

Known for producing the best air purifiers in India, this sleek Philips air purifier weighs just about 9.9 kg, making it an ideal air purifier for room thanks to its portable nature. It features 3 automatic purification settings: a general mode, an extra-sensitive allergen mode, and an extra-powerful bacteria and virus mode. You can choose your preferred mode to personalize and optimize your purification. The air purifier’s filters can effectively remove ultra-fine particles as small as 20nm, effectively reduce harmful gases and odor.

What’s Good:

• HEPA Filters
• Activated Carbon Filter
• Low Noise Operation
• Vitashield IPS Technology

Air Quality Indicator: Yes

Wow Factor: Aerodynamic architecture boosts efficient airflow

5. Honeywell Air Touch Air Purifier

Indoor air can be up to 10-times more polluted than outdoor air. Many types of pollutants can affect indoor air quality . While some of these pollutants such as dust and hair are visible to the naked eye, most others go undetected. These invisible air pollutants can cause severe health issues including respiratory ailments. Home, office and commercial air purifier products with multi stage filtration process can be used to effectively remove pollutants from the air. Honeywell offers a wide range of air purifiers, designed and developed specifically for the Indian consumers. They use revolutionary high grade HEPA filter and a patented HiSiv filter for improving indoor air quality. Upon ideal usage, a Honeywell air purifier can remove more than 99% of indoor air pollutants.

What’s Good:

• 3D Air Flow
• Child Lock for Safety
• Energy Efficient
• High Filter Life
• Washable Pre-Filter

Air Quality Indicator: Yes

Wow Factor: This air purifier prevents any ozone from being produced

6. Mi 3 Portable Room Air Purifier

Keep a healthy atmosphere at home with this Mi Air Purifier 3 that comes with an advanced air purification system to give you clean air to breathe in. It is equipped with a True HEPA filter that filters out pet dander, smoke, household dust, mold spores and other fine particles with 99.97 percent efficiency. It has a powerful suction of 360 degrees that absorbs impure air and pumps out clean fresh air. Moreover, its OLED touch display adds to its convenience.

What’s Good:

• OLED Touch Display
• Smart App Control via Mobile/Tablet
• Smart app control with Wi-Fi connectivity
• Low noise levels
• Compatible with voice assistants like Alexa

Air Quality Indicator: Yes

Wow Factor: This air purifier is great in large rooms and can be placed pretty much anywhere in the room

7. Blue Star Portable Room Air Purifier

This Blue Star Air Purifier is here to ensure that you breathe only clean and safe air, thanks to its Advanced 3-stage Multi Purification System. With an Auto Filter Clean LED Indicator, you will be able to identify when it’s time to clean or change the filter. The HEPA Filter helps trap fine dust particles and bacteria up to PM2.5 to ensure that every breath you take is easy and safe. It also has an Air Quality Sensor to ensure that you don’t have to worry about the quality of air that you and your family are exposed to.

What’s Good:

• Silent Operation
• Activated Carbon Filter
• Cleans Common Particle Allergens

Air Quality Indicator: Yes

Wow Factor: This air purifier features a built-in digital timer

8. Dyson Pure Cool Air Purifier

The Dyson Pure TP03 309298-01 Cool Link Tower Air Purifier are crafted with some innovative measure that will tend to mesmerise you in every possible manner. They are crafted with an advanced 360 degree vacuum sealed Glass HEPA filter that are capable of removing indoor air pollutants while the second layer of tris-coated activated carbon tends to capture household odours and potentially harmful toxins. It comes with advanced technology that eliminates harmful organic and non-organic particles that are responsible for any kind of respiratory diseases.

What’s Good:

• Night Mode
• Real Time Monitor via App
• Oscillation Feature
• Certified by Asthma and Allergy Foundation of America.

Air Quality Indicator: Not on the body, can be seen on the App

Wow Factor: You can easily connect this air purifier to your home’s Wi-Fi, thanks to its in-built Wi-Fi connectivity facility

9. Sharp Air Purifier

This air purifier is built with Sharp’s original Plasmacluster Ion Technology that keeps the air in the room pure by deactivating all viruses, bacteria and dust mite allergens. With the active carbon filter, it keeps the room free of unpleasant odors. The True HEPA technology in the air purifier traps all harmful pollutants so the air you breathe is safe and fresh.This air purifier has an auto restart function that starts the machine automatically after a power failure, preventing the need for you to walk up to the machine and get it started again.

What’s Good:

• Odour & Dust Sensor
• Automatic Operation
• Active Carbon Filter

Air Quality Indicator: No

Wow Factor: This air purifier has a maximum noise level of 49 dB and will not be a source of disturbance and irritation while switched on.

10. TruSens Z-2000

This air purifier by TrueSens has inbuilt remote sensor pod monitors that sense the air quality from a distance and purify it accordingly. This air purifier harbours the power of ultraviolet light to kill trapped germs on the filters and avoid their build up and recirculation in the air. It uses its proprietary Pure Direct technology that splits purified air into 2 streams to deliver clean air throughout the room. It extends a 360-degree filtration incredibly effective in eliminating large dust particles, allergens, and unpleasant odours. This elegantly designed air purifier is easy to use with its simple touch controls and comes with a handle to facilitate its movement across rooms.

What’s Good

• Ultraviolet sterilization
• Remote sensorpod
• Real time feedback
• Allergen sensors

Air Quality Indicator : Yes

Wow Factor: This air purifier makes use of Pure Direct proprietary technology that splits cleaner air into two streams and offer efficient coverage of the entire breathing space of the room.

Technical Jargons:

• PM – Particulate Matter
• HEPA – High Efficiency Particulate Arrestant
• CADR – Clean Air Delivery Rate
• ACH – Air Changes Per Hour

What to Consider When Buying an Air Purifier

• CADR – This is measured in meter cube per hour. It is the measurement of both air flow and the particle removal efficiency
• Filter Type – HEPA, Activated Carbon Filters, Pre-filter
• Coverage Area – This is the area the purifier caters to while purifying the air measured in square feet
• ACH – This is basically how often the air purifier can clean the air in its coverage area
  Air Purifiers From Other Brands: Check out the entire range of Air Purifier Price here

FAQs Answered about the Best Air Purifiers

1. What is the healthiest air purifier?

The healthiest air purifiers keep your breathing space clean, free from allergens, and remove airborne particles that can cause health hazards. The healthiest air purifiers are designed by Philips. They are built using an advanced Vitashield Intelligent Purification technology, to automatically sense air quality and remove 99.97% airborne pollutants that are as small as 0.003 microns. They are adept at filtering out pollen, dust, house mites and other PM 2.5 particles. These standalone units can be installed anywhere in your room and bedrooms and operate with really low noise levels.

2. Do HEPA filters remove viruses?

HEPA filters or High Efficiency Particulate Arrestance Filters are designed to block and capture particles as small as 0.3 microns from the incoming air. These filters are extensively used to keep away from pathogens, and other particulate matter and hence used in laboratories, hospitals, air purifiers and other places that require clean indoor air. While they can eliminate upto 99.97% microbes, their efficiency varies with the integrated technology. These filters when coupled with the right technology like Uv sterilisation, carbon filters and others can effectively remove a range of viruses from the incoming air.

3. Should I sleep with air purifier on?

The Asthma and Allergy Foundation recommends switching on the air purifier when sleeping. Installing an air purifier in your bedroom is a great way to boost a good quality sleep induced by better breathing. By trapping allergens, and other particulate matter, a good purifier will help keep your sleeping patterns smooth and reduce the chances of early morning nasal congestion, sneezing and cold.

4. How long does it take an air purifier to clean a room?

An air purifier can take anywhere between a few minutes to hours. It cannot be a straight figure as it depends on a number of factors including:

• room size
• filtration system used in the purifier
• air quality in your city
• speed of the air purifier system

Best Air Purifiers with Price Range

Best Air Purifiers	Price*
Philips AC1215	Rs 8,628
Sharp F40	Rs 9,989
Dyson Pure Cool	Rs 24,900
Blue Star BS-AP300DAI	Rs 7,999
Mi 3	Rs 9,499
Honeywell Airtouch i8	Rs 13,413
Philips AC2887	Rs 17,800
Coway Professional	Rs 12,600
Honeywell HAC25M1201W	Rs 6,999-11,490
TrueSens Z-2000	Rs 17,249