Our smart True HEPA air purifier reviews summarize what each Amazon listing states, not hands-on use. We ranked five Wi-Fi models for everyday rooms by footprint, sensor type, voice control and quiet settings.
See also our best smart air purifier and best smart air purifier with activated carbon guides. Every pick comes from the makers’ specifications on each Amazon listing, not our own testing, and our Editorial Policy explains how we work. Replace filters on the schedule each maker lists and keep the air intake clear.
Our Top 3 Picks From These Smart True HEPA Air Purifier Reviews
AZEUS GL-FS32 compact smart True HEPA air purifier with Auto Mode
- Smallest body here at 7 by 7 by 11 inches
- Brushless DC motor listed down to 24 dB
- Auto Mode reads a built-in air quality sensor to set fan speed
Dhyala KJ02 smart H13 True HEPA air purifier with pet lock and voice control
- Pet lying platform, bite-proof power cord and pet and child lock
- Lists 22 dB in sleep mode, the lowest noise figure here
- Alexa, Google Assistant, app and touch screen control
Winix T830 smart True HEPA air purifier with Alexa and Google Assistant
- Lists 492 sq ft in 15 minutes and 984 sq ft in 30 minutes
- Winix True HEPA listed to capture 99.99% of airborne particles as small as 0.01 microns
- Works with Amazon Alexa and Google Assistant
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Smart True HEPA Air Purifier Listings Compared
| # | Product | Key Features | |
|---|---|---|---|
| 1 |  AZEUS GL-FS32 compact smart True HEPA air purifier with Auto Mode |
| Check Latest Price |
| 2 |  Dhyala KJ02 smart H13 True HEPA air purifier with pet lock and voice control |
| Check Latest Price |
| 3 |  Winix T830 smart True HEPA air purifier with Alexa and Google Assistant |
| Check Latest Price |
| 4 |  LG PuriCare 360 smart air purifier with NanoFiber True HEPA and color indicator |
| Check Latest Price |
| 5 |  Winix XLC smart 4-stage True HEPA air purifier with a year of filters |
| Check Latest Price |
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1. AZEUS GL-FS32 compact smart True HEPA air purifier with Auto Mode
Best for Small Spaces
- Smallest body here at 7 by 7 by 11 inches
- Brushless DC motor listed down to 24 dB
- Auto Mode reads a built-in air quality sensor to set fan speed
- 3-stage filter pairs True HEPA with activated carbon and a pre-filter
- Lists 3 filter stages, fewer than Dhyala KJ02 at 5 and Winix XLC at 4
- Control: Smart Wi-Fi
- Low Noise: 24 dB
- Room Size: Up to 1,076 sq ft
AZEUS designs the GL-FS32 for enclosed rooms up to 1,076 sq ft, such as bedrooms, offices and living spaces. The listing says the compact body fits without taking up much space.
Its True HEPA filter works with a pre-filter and an activated carbon filter to capture dust, pet hair, odors and fine particles. The listing title names Smart Wi-Fi control.
Right buyer for the AZEUS GL-FS32
It suits small bedrooms and home offices where a 7 inch square footprint fits best.
Wrong buyer for the AZEUS GL-FS32
Skip it if you want voice commands, since Dhyala KJ02 lists Alexa and Google Assistant.
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2. Dhyala KJ02 smart H13 True HEPA air purifier with pet lock and voice control
Best for Pet Owners
- Pet lying platform, bite-proof power cord and pet and child lock
- Lists 22 dB in sleep mode, the lowest noise figure here
- Alexa, Google Assistant, app and touch screen control
- CADR of 271 CFM with 3,620 sq ft listed in one hour
- Lists 0.3 micron particle retention, larger than Winix XLC at 0.003 microns and Winix T830 at 0.01 microns
- Control: App, Alexa, Google Assistant
- Low Noise: 22 dB
- CADR: 271 CFM
Dhyala adds a lying platform for pets, a bite-proof power cord and a pet and child lock. The electrostatic pre-filter is listed to capture 40% more pet dander, fur and dust than standard 3-layer filters.
Its 5-stage system pairs H13 True HEPA with activated carbon listed at 3X the adsorption capacity of conventional filters. Auto Mode raises power when the sensor detects polluted air.
Right buyer for the Dhyala KJ02
It suits pet households that want True HEPA, voice control and the quietest listed sleep mode here.
Wrong buyer for the Dhyala KJ02
Skip it if you want a PM1.0 sensor, since LG PuriCare 360 detects particles as small as 1 micron.
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3. Winix T830 smart True HEPA air purifier with Alexa and Google Assistant
Best 15-Minute Coverage
- Lists 492 sq ft in 15 minutes and 984 sq ft in 30 minutes
- Winix True HEPA listed to capture 99.99% of airborne particles as small as 0.01 microns
- Works with Amazon Alexa and Google Assistant
- Air quality monitor and Auto Mode, per the listing title
- Lists 23.8 dB, above Dhyala KJ02 at 22 and LG PuriCare 360 at 23
- Control: Wi-Fi, Alexa, Google Assistant
- Coverage: 1,968 sq ft in 1 hr
- Weight: 10.4 lb
Winix lists the T830 for 492 sq ft in 15 minutes, 656 in 20 minutes and 1,968 sq ft in 1 hour. A fine mesh pre-filter and an activated carbon filter join the True HEPA filter.
The listing also names a 360 degree all-in-one filter. Alexa and Google Assistant both appear as controller types, and the unit weighs 10.4 pounds.
Right buyer for the Winix T830
It suits living rooms where you want short cleaning time figures and both major voice assistants.
Wrong buyer for the Winix T830
Skip it if you need more hourly coverage, since Dhyala KJ02 lists 3,620 sq ft in one hour.
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4. LG PuriCare 360 smart air purifier with NanoFiber True HEPA and color indicator
Best PM1.0 Air Sensing
- PM1.0 sensor detects particles as small as 1 micron
- LED indicator atop the unit changes from red to orange to yellow to green
- NanoFiber True HEPA filter listed to trap 99.97% of 0.3 micron particles
- Lists 2,059 sq ft at one air change per hour
- Weighs 14.9 pounds, more than Dhyala KJ02 at 9 and Winix T830 at 10.4
- Control: Wi-Fi app
- Low Noise: 23 dB
- Coverage: 2,059 sq ft in 1 hr
LG lists 429 sq ft at 4.8 air changes per hour and 2,059 sq ft at one change per hour. The title names both large and small rooms, including bedrooms.
A removable pre-filter, an activated carbon filter and the NanoFiber True HEPA filter work as three layers. The listing names Wi-Fi, app control and a 23 dB noise level.
Right buyer for the LG PuriCare 360
It suits buyers who want to watch fine particle levels through a color light on the unit.
Wrong buyer for the LG PuriCare 360
Skip it if weight matters, since Dhyala KJ02 weighs 9 pounds.
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5. Winix XLC smart 4-stage True HEPA air purifier with a year of filters
Best Included Filter Supply
- Includes a 1 year supply of True HEPA and AOC carbon filters
- Washable fine mesh pre-filter and washable AOC carbon filter
- Winix True HEPA listed to capture 99.99% of airborne particles as small as 0.003 microns
- Winix Smart App and Alexa control
- Weighs 30 pounds, more than Dhyala KJ02 at 9, Winix T830 at 10.4 and LG PuriCare 360 at 14.9
- Control: Winix Smart App, Alexa
- Filtration: 4-stage with PlasmaWave
- Weight: 30 lb
The XLC comes with a 1 year supply of True HEPA and AOC carbon filters, per the listing. Its 4-stage design adds PlasmaWave air cleaning technology.
Smart sensors and Auto Mode adjust fan speed in real time, and LED lights show room air quality. It stands 33.5 inches tall on a 14.6 by 14.6 inch base.
Right buyer for the Winix XLC
It suits buyers who want a year of filters in the box and a washable carbon layer.
Wrong buyer for the Winix XLC
Skip it if you move the purifier between rooms, since Dhyala KJ02 weighs 9 pounds.
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How to Choose the Best True HEPA Air Purifier With Smart Controls
- Measure the spot first. AZEUS GL-FS32 is 7 by 7 by 11 inches, while Winix XLC stands 33.5 inches tall.
- Pick a sensor you will use. LG PuriCare 360 lists a PM1.0 sensor, while Winix XLC, AZEUS GL-FS32 and Dhyala KJ02 respond to air quality readings.
- Check voice support. Dhyala KJ02 and Winix T830 list Alexa and Google Assistant, while Winix XLC lists Alexa.
- Compare quiet settings. Dhyala KJ02 lists 22 dB, LG PuriCare 360 23 dB, Winix T830 23.8 dB and AZEUS GL-FS32 24 dB.
- Think about weight if you move it. Dhyala KJ02 weighs 9 pounds, Winix T830 10.4, LG PuriCare 360 14.9 and Winix XLC 30.
Frequently Asked Questions
Are these reviews based on hands-on use?
No. Each entry summarizes the maker’s specifications on its Amazon listing. Examples include the LG PuriCare 360 PM1.0 sensor and the Dhyala KJ02 22 dB sleep mode.
Which pick suits a home with pets?
Dhyala KJ02 lists a pet lying platform, a bite-proof power cord and a pet and child lock. Its pre-filter is listed to capture 40% more pet dander, fur and dust than standard 3-layer filters.
Which pick comes with the most filters in the box?
Winix XLC lists a 1 year supply of True HEPA and AOC carbon filters as included components.
Which pick runs quietest?
Dhyala KJ02 lists 22 dB in sleep mode. LG PuriCare 360 follows at 23 dB and Winix T830 at 23.8 dB.
Final Verdict
Our smart True HEPA air purifier reviews pick is the AZEUS GL-FS32 for its 7 inch square footprint and Auto Mode. Choose Dhyala KJ02 for pet features and voice control and Winix T830 for 15-minute coverage figures.
Best for Small Spaces: AZEUS GL-FS32 compact smart True HEPA air purifier with Auto Mode Check Latest Price
Best for Pet Owners: Dhyala KJ02 smart H13 True HEPA air purifier with pet lock and voice control Check Latest Price
Best 15-Minute Coverage: Winix T830 smart True HEPA air purifier with Alexa and Google Assistant Check Latest Price
Note each purifier’s filter model before ordering so the replacements fit the housing.
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