Dyson - Purifier Big+Quiet Formaldehyde vs Levoit - Vital 200S
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Dyson - Purifier Big+Quiet Formaldehyde | Levoit - Vital 200S |
|---|---|---|
| Coverage | 100 m² | 35 m² |
| CADR | 640 m³/h | 380 m³/h |
| Min noise | 24 dB | 23 dB |
Between the Purifier Big+Quiet Formaldehyde and Vital 200S, the Purifier Big+Quiet Formaldehyde comes out ahead in coverage / cadr, while the Vital 200S wins on min noise. Overall, the Purifier Big+Quiet Formaldehyde scores 89.3 and the Vital 200S scores 75.2 on our Mars Score.
Which should you buy?
The Purifier Big+Quiet Formaldehyde is the clear pick on raw spec strength, leading by 14.1 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 Purifier Big+Quiet Formaldehyde if you care most about coverage / cadr. The biggest gaps in its favor are coverage, cadr. The single most decisive one: Coverage — 185.71% more. 100 m² vs 35 m².
Pick the Vital 200S if you care most about min noise. Its strongest claims are min noise. The single most decisive one: Min noise — 1.00 dB less. 23 vs 24.
Both ship with comparable true hepa h13+, activated carbon, so those specs do not separate the two — focus on the differences below.
Bottom line: the Purifier Big+Quiet Formaldehyde is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Dyson - Purifier Big+Quiet Formaldehyde or Levoit - Vital 200S?
Dyson - Purifier Big+Quiet Formaldehyde leads the current Mars Score by 14.1 points.The more useful decision is the trade-off behind that result: compare cadr, coverage, min noise against the way you will actually use the product.
Choose Dyson - Purifier Big+Quiet Formaldehyde if…
Dyson - Purifier Big+Quiet Formaldehyde has the measurable edge on coverage m2, cadr m3h.
Choose Levoit - Vital 200S if…
Levoit - Vital 200S has the measurable edge on noise db min.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Dyson - Purifier Big+Quiet Formaldehyde wins
- ▲Coverage — 185.71% more. 100 m² vs 35 m².
- ▲CADR — 68.42% more. 640 m³/h vs 380 m³/h.
Why Levoit - Vital 200S wins
- ▲Min noise — 1.00 dB less. 23 vs 24.
Spec comparison
Performance
| Spec | Dyson - Purifier Big+Quiet Formaldehyde | Levoit - Vital 200S |
|---|---|---|
| CADR | 640 m³/hlead | 380 m³/h |
| Coverage | 100 m²lead | 35 m² |
| True HEPA H13+ | true | true |
| Activated carbon | true | true |
Smart & Noise
| Spec | Dyson - Purifier Big+Quiet Formaldehyde | Levoit - Vital 200S |
|---|---|---|
| Min noise | 24 dB | 23 dBlead |
| Air quality sensor | true | true |
| Smart app | true | true |