Best Air Purifiers for Large Spaces / Rooms in India [2021]

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Best Air Purifiers for Large Spaces – Top 3 Picks

Pressed for time? Check our best picks

best overall rating★★★★★

Best Overall – Philips AC3256/20 Air Purifier

  • Sleep mode with low noise
  • Sensor touch UI
  • Large handle for easy portability
  • Healthy Air Protect alerts for filter replacement
  • Certified/tested by AHAM, ECARF and Airmid
best overall rating★★★★★

Blue Star BS-AP490LAN Air Purifier

  • 99.9 removal of PM2.5 and PM10 particles
  • True HEPA with EF technology
  • 3-stage LED AQ indicator
  • Sleep mode and child lock available
  • Uses cold catalyst filters
  • Timers for auto-shutoff feature
best overall rating★★★★★

Blueair Classic 680i HEPA Air Purifier

  • Wi-F- enabled, app connectivity for real-time updates
  • Voice control with Amazon Alexa
  • HEPASilent™ combines electrostatic and mechanical cleaning
  • SmokeStop™ for 4X faster odour removal

Our reviews are unbiased, fact-based, and comprehensively researched to help you make the right buying decisions.

 
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Changes in architectural styles and home designs have led to the development of modern homes with more focus on the inclusion of sweeping open spaces.

If you are a homeowner of such a modernistic house, you must be wondering which air purifier would best suit the needs of your space.

Offices are also converting to the open plan designs increasing the need for air purifiers with a more powerful performance and greater coverage area.

If you’re on the lookout for such air purifiers, you’ve come to the right place!

We have researched over 40 different models to shortlist the best air purifiers with a coverage area of 600 sq. ft. or more. Read on to know more!

Comparison Table of Top Air Purifiers for Large Spaces in Market

Product Image
Product Name
Features
Price
Philips AC3256/20
  • Purification Technology: VitaShield IPS
  • CADR (m3/h): 393
  • Max Coverage (sqft): 1023
  • USP: Advanced NanoProtect Filter used


Blue Star BS-AP490LAN Air Purifier
  • Purification Technology: SensAir + Microbe Sterilize + HEPA
  • CADR (m3/h): 915
  • Max Coverage (sqft): 800
  • USP: 7-Stage, SensAir and Microbe Sterilize


Blueair Classic 680i HEPA Air Purifier
  • Purification Technology: HEPASilent
  • CADR (m3/h): 850
  • Max Coverage (sqft): 775
  • USP: Voice Control and Wireless Connectivity


TruSens Z-3000 Air Purifier
  • Purification Technology: DuPont HEPA + UV
  • CADR (m3/h): NA
  • Max Coverage (sqft): 750
  • USP: Remote sensor placement with SensorPod


Dyson Pure Hot+Cool Air Purifier HP04
  • Purification Technology: 360-Degree Sealed Glass HEPA
  • CADR (m3/h): 1044
  • Max Coverage (sqft): 600
  • USP: Diffused Mode for purification without cooling


Sharp Air Purifier Fu-A80E-W Air Purifier
  • Purification Technology: Plasmacluster
  • CADR (m3/h): 480
  • Max Coverage (sqft): 600
  • USP: High density ion discharge


Philips AC3257/20 Air Purifier
  • Purification Technology: VitaShield IPS
  • CADR (m3/h): 397
  • Max Coverage (sqft): 1108
  • USP: AHAM, ECARF and Airmid tested/certified


Best Air Purifier for Large Spaces - Philips AC3256/20 Air Purifier

best overall rating

Key Specifications

  • Purification Technology – VitaShield IPS
  • CADR – 393 CMH
  • PM2.5 Filtration – >99% (1 hour)
  • Coverage Area – 31 to 95 sq. m.
  • Power Consumption – 11 to 60 W
  • Noise Level – 32.5 to 63.8 dB(A)

The Philips AC3256/20 air purifier tops our chart for the best overall large space air purifiers for its impressive coverage area ranging from 31 sq. m. to 95 sq. m. while also being the most cost-effective model.

Equipped with the VitaShield IPS technology, the air purifier is effective in removing 99.97% impurities down to the size of 0.3 microns.

The air purifier features a specially designed Allergen mode that is great for people who suffer from respiratory ailments.

The purification technology and automated operations of the air purifier are supported by the AeraSense technology, which is a number of intelligent integrated sensors for dynamic detection and alteration of purifier operations.

Pros

  • Sleep mode with low noise
  • Sensor touch UI
  • Large handle for easy portability
  • Healthy Air Protect alerts for filter replacement
  • Certified/tested by AHAM, ECARF and Airmid

Cons

  • Some users felt filter life could be longer

The Philips name is reliable and provides excellent after-sales service. The fast-acting air purifier cleans the entire air volume within the first 8 minutes of operation.

We find the Philips AC3256/20 air purifier the best for large spaces for its energy efficiency, portability, value for money, superior coverage area and certifications by several third party organizations that add credibility to the air purifier.

Blue Star BS-AP490LAN Air Purifier

best overall rating

Key Specifications

  • Purification Technology – Microbe Sterilize + SensAir
  • Filters – HEPA, Activated Carbon, Ionizer, UV
  • PM Feedback – PM2.5
  • Fan Speeds – 4
  • Noise Level – 23/33/41/49 dB
  • Power Consumption – 88 W
  • Rated Voltage – 230 V, 50 Hz

The Blue Star BS-AP490LAN air purifier is the budget buy for large spaces with its 7-stage purification covering an area of 800 sq. ft and an impressive CADR unmatched in other models at 915 CMH.

The unit uses Blue Star’s unique SensAir and Microbe Sterilize technology for the best results.

A two-year warranty ensures impeccable service after purchase.

Pros

  • 99.9 removal of PM2.5 and PM10 particles
  • True HEPA with EF technology
  • 3-stage LED AQ indicator
  • Sleep mode and child lock available
  • Uses cold catalyst filters
  • Timers for auto-shutoff feature

Cons

  • Does not have auto-restart

99.97% microbes are adsorbed or deactivated with the Microbe Sterilize tech, and the operations of the purifier are continuously moderated with the advanced automated sensors. Just click a button and let Blue Star take over so that you can enjoy germ-free air in your large living room!

Blueair Classic 680i HEPA Air Purifier

best overall rating

Key Specifications

  • Purification technology – HEPASilent™
  • Filters – HEPA, SmokeStop™ Particle filter
  • CADR (CMH) – 1088 (Pollen), 850 (Dust), 850 (Smoke)
  • Energy Consumption – 15 to 100 W
  • Noise Level – 32 to 62 dB
  • Recommended Filter Change – 6 months

The Blueair Classic 680i is the best premium air purifier with coverage of up to 72 sq. m. and an impressive air purification rate of 12 minutes!

This fast-acting purification makes the unit suitable for large areas in studios, offices, etc.

The customizable settings, sleek hidden panel design, voice control, app pairing, child lock, high ACH, remote scheduling, mobility wheels, etc. are some of the features that make Blueair a premium offering.

Pros

  • Wi-F- enabled, app connectivity for real-time updates
  • Voice control with Amazon Alexa
  • HEPASilent™ combines electrostatic and mechanical cleaning
  • SmokeStop™ for 4X faster odour removal
  • Low energy consumption

Cons

  • Product life could be longer

With automated, integrated sensors, you need not worry about modifying purifier settings. And if you want an air purifier that listens to you via Alexa, the Blueair Classic 680i is the top choice!

TruSens Z-3000 Air Purifier

best overall rating

Key Specifications

  • Purification Technology – SensorPod™ + DuPont™ HEPA
  • Filters – Pre-filter, HEPA, Activated Carbon, UV
  • Power– 68 W
  • Noise Level – 30 to 60 dB
  • Rated Voltage – 230 V, 50 Hz

A dedicated air purifier for large spaces by TruSens, the Z 3000 is the best value for money option with its SensorPod™ technology and DuPont™ filtration that sets it apart.

The unit passes the incoming air through 4 stages of filtration and uses PureDirect™ dual airflow technology for a 360-circulation spanning over 750 sq. ft.

Pros

  • Colour-coded ring and numerical display
  • Dynamic fan speed adjustments
  • 2, 4, 8 and 12-hour timer for auto-shutoff
  • 24% more efficient air delivery

Cons

  • Some users felt the performance could be better in dense pollution areas

The unique feature of the Z 3000 is that its sensors are placed away from the purifier to detect changes in an area away from the unit itself. If you want to monitor the air quality in any remote area of your house, the Z 3000 allows you do to so with this SensorPod™ technology!

Dyson Pure Hot+Cool Air Purifier HP04

best overall rating

Key Specifications

  • Purification Technology – Sealed Glass 360-degree HEPA
  • 0.1-micron Particle Removal Efficiency – 99.95%
  • AQI – PM2.5, PM10, NO2 and overall AQI stats
  • Energy Consumption – 40 W

The Dyson HP04 offers a coverage area of 600 sq. ft. and stands out in this line-up for its unique tower design.

The design innovation allows for a 350-degree oscillation for better circulation with the patented Air Multiplier™ technology.

The filters are circular 360-degree glass HEPA and activated carbon for supporting a 360-degree air intake and powerful all-round projection to reach all corners.

Pros

  • Real-time air quality readings on Dyson Link
  • Cool air delivery in summers
  • Long-range purified heat projection
  • Night mode, diffused mode
  • 40 to 350-degree oscillation supported
  • Curved remote control for convenient docking

Cons

  • Service support could be better

The unique design, personalized angle feature, Amazon Alexa connectivity, Air Multipler™ technology, and a lot of other well-designed components and features function together to capture ultrafine pollutants. Fitted with a powerful bladeless fan, your search for a noiseless and efficient air purifier for your bedroom ends with Dyson HP04!

Sharp Air Purifier Fu-A80E-W Air Purifier

best overall rating

Key Specifications

  • Purification Technology – Plasmacluster™ + HEPA
  • Filters – Pre-filter, HEPA, Deodorizing
  • Filter Life – Up to 2 years
  • CADR (CMH) – 480 (High), 300 (Med), 120 (Low)
  • Noise (High, Med, Low) – 53/41/23 dB/li>
  • Power (High, Med, Low)– 75/20/5 W
  • Rated Voltage – 220 to 240 V, 50/60 Hz

The Sharp Fu-A80E-W air purifier uses Sharp’s patented Plasmacluster™ technology paired with mechanical HEPA filtration to achieve complete air purification within 600 sq. ft.

The clean and sleek design of the air purifier allows you to easily access all controls in a compact panel on the purifier’s body.

Pros

  • Auto-restart function available
  • Intelligent air and surface dust sensors
  • Customers happy with the performance
  • Combination of HEPA and ionization technology
  • Effective against physical, biological and chemical contaminants

Cons

  • After-sales service could be better

The Sharp ionization technology ensures that even the smallest contaminants are targeted and get attracted to the positive filter media for assured capture leading to clean air free of pollutants of all sizes and natures. The search for a long filter life air purifier ends with Sharp Fu-A80E-W!

Philips AC3257/20 Air Purifier

best overall rating

Key Specifications

  • Purification Technology – VitaShield IPS
  • Filters – Pre-filter, Multi-care filter, HEPA, Activated Carbon
  • CADR – 397 CMH
  • PM Feedback – PM2.5
  • Power– 11 to 60 W
  • Noise– 32.5 to 63.8 dB
  • Rated Voltage – 220 to 40 V, 50/60 Hz

With a coverage area ranging between 31 and 47 sq. ft., the Philips AC3257/20 air purifier offers a high CADR that cleans the entire air volume within minutes of operation.

The use of special allergen mode and VitaShield IPS technology ensures that particles as small as 0.003 um are captured.

Pros

  • Advanced extra-thick NanoProtect™ HEPA filte
  • Large handle for portability
  • Certified by ECARF and Airmid
  • Ultra-silent sleep for night-time operations

Cons

  • Some users faced issues with the colour indicators

The Philips AC3257/20 is a part of the advanced Series 3000 providing a long-life performance and essential features to ensure clean air. The Health Protect alerting system will automatically shut off the air purifier to ensure pure air at all times for you and your family. The high virus removal efficiency makes it a great choice in current times!

FAQs

What filters should I use with my air purifier?

All the air purifier companies sell original replacement filters designed for their specific models. It is recommended that you purchase these company-made filters from the company website or authorized online and offline sellers to get the best results and ensure adequate performance by the air purifier.

Can I clean the filters of my air purifier and reuse them?

There are washable filters in some models of air purifiers which can be cleaned and reused. The company will explicitly mention this specification. However, common filters like HEPA and activated carbon are usually not re-usable and will have to be replaced upon expiration.

What is the meaning of CADR statistic of my air purifier?

CADR is an abbreviation for a clean air delivery rate. It refers to the total air volume cleaned by your air purifier, usually measures as cubic meters per hour (CMH) or cubic feet per hour (CFH). A high CADR air purifier is better than one with a low CADR as it indicates quicker cleaning in the same span of time for the same area.

Do I need to reset my air purifier after a filter replacement?

The specifics of this resetting will vary from one model to the next. In some models, the purifier would be automatically reset whereas, in others (like Philips), you will have to manually reset the air purifier to begin the counter that will keep track of the filter usage and life.

How do I know that my air purifier is actually cleaning the air?

All models will have a particular type of air quality indicator available either on the air purifier itself or a linked smartphone app. These indicators could be a numerical display showing the pollutant level or colour-coded LED rings where each colour would indicate different quality levels. The specifics of what the numbers or colours mean would vary from one model to the next. Keeping track of these indicators would let you notice an improvement in the air quality as the purifier works its magic!  

Summary

Large spaces require a different category of air purifiers with powerful fans for suction and delivery as well as high CADR to ensure quicker cleansing cycles.

All the air purifiers that we have listed and reviewed in this article are tested and certified by independent authorities for their effectiveness.

Some are even supporting voice commands and real-time updates on your smartphone for a level of user-friendliness never seen before in previous generation air purifiers. With remote scheduling, voice control, powerful patented purification technologies and sophisticated designs, the possibility of 100% clean, healthy air is now within reach of your fingertips!

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