Dyson - Purifier Big+Quiet Formaldehyde vs Molekule - Air Pro
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 | Molekule - Air Pro |
|---|---|---|
| CADR | 640 m³/h | 500 m³/h |
| Coverage | 100 m² | 93 m² |
| Min noise | 24 dB | 30 dB |
| True HEPA H13+ | true | false |
Between the Purifier Big+Quiet Formaldehyde and Air Pro, the Purifier Big+Quiet Formaldehyde comes out ahead in cadr / coverage, while the Air Pro wins on several specs. Overall, the Purifier Big+Quiet Formaldehyde scores 89.3 and the Air Pro scores 70.2 on our Mars Score.
Which should you buy?
The Purifier Big+Quiet Formaldehyde is the clear pick on raw spec strength, leading by 19.1 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 cadr / coverage. The biggest gaps in its favor are cadr, coverage, min noise, among others. The single most decisive one: CADR — 28.00% more. 640 m³/h vs 500 m³/h.
The Air Pro similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable 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 Molekule - Air Pro?
Dyson - Purifier Big+Quiet Formaldehyde leads the current Mars Score by 19.1 points.The more useful decision is the trade-off behind that result: compare cadr, coverage, true hepa h13+, 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 cadr m3h, coverage m2, noise db min.
Choose Molekule - Air Pro if…
Molekule - Air Pro does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
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
- ▲CADR — 28.00% more. 640 m³/h vs 500 m³/h.
- ▲Coverage — 7.53% more. 100 m² vs 93 m².
- ▲Min noise — 6.00 dB less. 24 vs 30.
- ▲Has True HEPA H13+.
Why Molekule - Air Pro wins
- No decisive advantages.
Spec comparison
Performance
| Spec | Dyson - Purifier Big+Quiet Formaldehyde | Molekule - Air Pro |
|---|---|---|
| CADR | 640 m³/hlead | 500 m³/h |
| Coverage | 100 m²lead | 93 m² |
| True HEPA H13+ | truelead | false |
| Activated carbon | true | true |
Smart & Noise
| Spec | Dyson - Purifier Big+Quiet Formaldehyde | Molekule - Air Pro |
|---|---|---|
| Min noise | 24 dBlead | 30 dB |
| Air quality sensor | true | true |
| Smart app | true | true |