Airdog X3 Air Purifier
- 942 sq ft stated floor area
- Washable TPA filter, filter class listed as TPA
- 22 dB noise level
- 27 watts power draw
- 0.01 micrometer particle retention, 99.9% capture claimed
- App and button control, real-time AQI readout
- 14.3 lb unit weight
- 1 year manufacturer warranty
Last refreshed Sep 24, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A quiet, washable-filter purifier for a large bedroom or open living space, with app control. The listing gives no airflow rating, so the real clean-air output per hour is not documented.
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ASIN: B08T21MBFTModel: X3Category: Washable Filter Air Purifiers
Overview
A washable TPA filter does the capturing in the Airdog X3, an air purifier that shows air quality in real time. Control comes from an app or from the buttons on the unit, so it can be run without a phone.
A washable filter is the angle here, and the stated coverage area suits a large room. The listing gives no airflow rating and no filter life, so real cleaning speed and rinse intervals are left for the manual.
Who it's for
A bedroom or living area where the purifier runs overnight suits this model, since the noise rating is low. Households that want a certified HEPA element or a published airflow figure should look at other designs.
Pros and cons
- Low noise level
- App and button control
- Real-time air quality readout
- Wide stated coverage area
- Airflow rating not listed
- Filter class is TPA, not HEPA
- Washing the filter falls to the owner
Performance notes
Cleaning results depend on how much air passes through the TPA filter and how clean the filter stays, because a washable element loads with dust over time. The listing states a floor area but no airflow rate, so the coverage figure is best read as an upper bound for a single open room. The low noise rating favors night use.
Specifications
| Brand | Airdog |
|---|---|
| Model | X3 |
| Dimensions & fit | |
| Particle size | 0.01 micrometer |
| Dimensions | 9.8 x 9.8 x 19.6 inches |
| Weight | 14.3 pounds |
| Capacity & performance | |
| Wattage | 27 watts |
| Noise level | 22 dB |
| Power & efficiency | |
| Power source | AC/DC |
| Construction & materials | |
| Color | White |
| Warranty & support | |
| Warranty | 1 year manufacturer |
| Other details | |
| Control Type | App and button control |
| Floor area | 942 square feet |
| Filter type | TPA technology, washable |
| Filters | TPA |
| Filters | Cigarette smoke, dust, pet dander, pollen, VOCs, wildfire smoke |
| Features | Real-time AQI, washable filter |
Frequently asked questions
How much floor space does the Airdog X3 take up?
The listed dimensions are 9.8 inches deep, 9.8 inches wide and 19.6 inches tall, and the unit weighs 14.3 pounds.
Does the Airdog X3 use a HEPA filter?
No HEPA rating is stated. The listing names TPA technology as both the filter type and the filter class, and describes the filter as washable.
How do I control the Airdog X3?
The listing gives control through an app and through button control on the unit. Real-time air quality is also listed as a feature.
What does the Airdog X3 list as filtered?
Cigarette smoke, dust, pet dander, pollen, VOCs and wildfire smoke are listed, along with a particle retention size of 0.01 micrometer.