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GermGuardian AC4825 vs Honeywell HPA100
Both are compact air purifiers. GermGuardian AC4825 scores 2.5 to 2.5 on our formula. It's also the cheaper of the two, which makes this an easy call.
Rating by rating
| Rating | GermGuardian AC4825 | Honeywell HPA100 |
|---|---|---|
| Overall | 2.5 | 2.5 |
| Value | 3.0 | 1.0 |
| Energy efficiency | 0.5 | 0.5 |
| Quietness | 0.5 | 0.5 |
| Filter cost | 0.5 | 3.5 |
| Certified CADR | 5.0 | 5.0 |
| Features | 0.5 | 0.5 |
| Tested performance | 3.5 | 3.5 |
Spec by spec
| Spec | GermGuardian AC4825 | Honeywell HPA100 |
|---|---|---|
| Price (USD) | 80 | 100 |
| $ per CADR | 0.8 | 1.0 |
| Smoke CADR | 100 | 100 |
| Dust CADR | 118 | 106 |
| Pollen CADR | 125 | 100 |
| AHAM room size (sq ft) | 155 | 155 |
| Max power (W) | 55 | 50 |
| CADR per watt | 1.8 | 2.0 |
| Noise low (dB) | 30 | 30 |
| Noise high (dB) | 55 | 55 |
| Filter cost per year | $60 | $35 |
| 5-year cost | $380 | $275 |
| Carbon (lb) | 0.1 | 0.2 |
| True HEPA | Yes | Yes |
| Auto mode | No | No |
| App | No | No |
| AHAM Verifide | Yes | Yes |
| Energy Star | Yes | Yes |
Green marks the better figure in each row. Prices are approximate street prices.