Between the Core 300S and 5500-2, the Core 300S comes out ahead in min noise, while the 5500-2 wins on cadr and coverage. Overall, the Core 300S scores 43 and the 5500-2 scores 56.9 on our Mars Score.
Which should you buy?
The 5500-2 is the clear pick on raw spec strength, leading by 13.9 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 Core 300S if you care most about min noise. The biggest gaps in its favor are min noise.
Pick the 5500-2 if you care most about cadr and coverage. Its strongest claims are cadr, coverage.
Both ship with comparable true hepa h13+, activated carbon, so those specs don't separate the two — focus on the differences below.
Bottom line: the 5500-2 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Levoit - Core 300S wins
- ▲Min noise — 3.00 dB less. 24 vs 27.
Why Winix - 5500-2 wins
- ▲CADR — 80.43% more. 415 m³/h vs 230 m³/h.
- ▲Coverage — 65.00% more. 33 m² vs 20 m².
Spec comparison
Performance
| Spec | Levoit - Core 300S | Winix - 5500-2 |
|---|---|---|
| CADR | 230 m³/h | 415 m³/hlead |
| Coverage | 20 m² | 33 m²lead |
| True HEPA H13+ | false | false |
| Activated carbon | true | true |
Smart & Noise
| Spec | Levoit - Core 300S | Winix - 5500-2 |
|---|---|---|
| Min noise | 24 dBlead | 27 dB |
| Air quality sensor | true | true |
| Smart app | truelead | false |
Frequently asked
Spec-level deep dives
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