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Compare two products
Pick any two products from our reviews and see specifications, price, buyer ratings and our scores in one table.
Recorded evidence
What separates these listings
- Price snapshot
- $21.01 price gap
- Product B has the lower captured price. This excludes delivery and ongoing costs.
- Editorial assessment
- 0.4-point score gap
- Product B has the higher research score, not a measured performance advantage.
- Specification coverage
- 13 of 17 fields shared
- Shared labels have recorded values on both sides; matching labels do not guarantee matching units or test conditions.
Product A
GermGuardian HEPA Air Purifier Tower - 22" - Gray - AC4825E
- Potential fit
- Small bedrooms and personal workspaces
- Trade-off to resolve
- Limited CADR restricts coverage to small spaces
Product B
MOOKA Air Purifier for Home Bedroom Large Room 2200 Ft², HEPA Filter, White
- Potential fit
- Medium-sized rooms on a strict budget
- Trade-off to resolve
- 2200 sq ft claim implies inadequate air turnover
Side-by-side evidence
17 of 17 recorded specification fields shown
| Side by side |  |  |
|---|---|---|
| Buyer rating | 4.6 | 4.5 |
| Price | $124.00 | $102.99 |
| Our score | 7.3/10 | 7.7/10 |
| Ratings count | 63,635 ratings | 6,582 ratings |
| Brand | GermGuardian | MOOKA |
| Best for | Small bedrooms and personal workspaces | Medium-sized rooms on a strict budget |
| Filtration capability | 8.8/10 | — |
| Effective room sizing | 6.8/10 | — |
| Noise management | 7.0/10 | — |
| Build and controls | 7.2/10 | — |
| Operating economy | 6.5/10 | — |
| Filtration standard | — | 7.5/10 |
| Effective coverage | — | 6.8/10 |
| Acoustic profile | — | 8.4/10 |
| Operational features | — | 8.6/10 |
| Value and maintenance | — | 7.2/10 |
| Power Source | Corded Electric | Corded Electric |
| Particle Retention Size | 0.1 micrometer | 0.3 micron |
| Wattage | 55 watts | 26 watts |
| Control Method | Touch | Touch |
| Filter Type | HEPA, Carbon, UV-C | HEPA |
| Floor Area | 743 square_feet | 2200 square_feet |
| Noise Level | 55 db | 20 db |
| Controller Type | Rotary Dial | Hand Control |
| Contaminant Filtration Capability | True | Smoke, Dust, Odors, Pet Dander, Pet Hair, Pollen |
| Special Features | H13 Grade Filter, HEPA filter 99.97%, UV-C Light Traps Bacteria, Up to 743 sq. ft. coverage | Washable H13 HEPA Filter, Auto Mode, AQI Display, 4 Timer and Fan Speed, Child lock, Filter reminder, Sleep mode, Fragrance Sponge |
| Software Update Supported to Date | unknown | Not recorded |
| Filter Class | HEPA | HEPA_Filter |
| Model Number | AC4825E | KJ190H |
| Brand Name | GermGuardian | MOOKA |
| Manufacture Year | Not recorded | 2026 |
| Number of Packs | Not recorded | 1 |
| Item Highlight | Not recorded | Washable Pre-Filter, Auto Mode, Quiet Sleep Mode, PM2.5 Air Quality Monitor, Air Cleaner for Pet Dust Smoke Pollen, KJ190H |
| Our verdict | This compact tower relies on true HEPA media, making it capable of capturing 0.3-micron particles rather than relying on loose 'HEPA-type' claims. The narrow form factor fits tight corners, but the modest CADR limits its efficacy to small rooms. Factor annual replacement filter costs into the modest upfront purchase price. | This unit advertises an ambitious 2,200 square foot rating at an entry-level price point of around 55 pounds. That coverage figure implies very few air changes per hour, so buyers should treat it as an air cleaner for standard medium rooms. Check filter specifications closely to ensure the media meets True HEPA efficiency rather than uncertified HEPA-type standards. |
| Pros and cons |
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Prices and buyer ratings are captured snapshots. A dash means the detail was not recorded, not that a feature is absent. Editorial scores are research assessments, not laboratory measurements.
Sources and limits
This page summarizes our research reviews of Amazon listings, listed specifications and captured buyer ratings. It is not a hands-on test. Scores are editorial assessments, not measured performance; prices are recorded snapshots and may change. A category can include both main products and accessories, so its overall price range is not the cost of a complete setup.
Most recent product record update: October 28, 2026. Individual records may be older; this is not a verification date for every claim. Prices on this page were read from the listings Nov 8, 2026 – Nov 13, 2026.
- Amazon listing: GermGuardian HEPA Air Purifier Tower - 22" - Gray
- Amazon listing: MOOKA Air Purifier for Home Bedroom Large Room 2200
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