Between the HPA300 and Core 300S, the HPA300 comes out ahead in cadr and coverage, while the Core 300S wins on min noise. Overall, the HPA300 scores 65 and the Core 300S scores 43 on our Mars Score.
Which should you buy?
The HPA300 is the clear pick on raw spec strength, leading by 22.0 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the HPA300 if you care most about cadr and coverage. The biggest gaps in its favor are cadr, coverage, true hepa h13+.
Pick the Core 300S if you care most about min noise. Its strongest claims are min noise.
Both ship with comparable activated carbon, so those specs don't separate the two — focus on the differences below.
Bottom line: the HPA300 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Honeywell - HPA300 wins
- ▲CADR — 121.74% more. 510 m³/h vs 230 m³/h.
- ▲Coverage — 120.00% more. 44 m² vs 20 m².
- ▲Has True HEPA H13+.
Why Levoit - Core 300S wins
- ▲Min noise — 8.00 dB less. 24 vs 32.
Spec comparison
Performance
| Spec | Honeywell - HPA300 | Levoit - Core 300S |
|---|---|---|
| CADR | 510 m³/hlead | 230 m³/h |
| Coverage | 44 m²lead | 20 m² |
| True HEPA H13+ | truelead | false |
| Activated carbon | true | true |
Smart & Noise
| Spec | Honeywell - HPA300 | Levoit - Core 300S |
|---|---|---|
| Min noise | 32 dB | 24 dBlead |
| Air quality sensor | false | truelead |
| Smart app | false | truelead |
Frequently asked
Spec-level deep dives
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