Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Molekule - Air Pro | Winix - 5500-2 |
|---|---|---|
| Coverage | 93 m² | 33 m² |
| CADR | 500 m³/h | 415 m³/h |
| Min noise | 30 dB | 27 dB |
Between the Air Pro and 5500-2, the Air Pro comes out ahead in coverage / cadr, while the 5500-2 wins on min noise. Overall, the Air Pro scores 70.2 and the 5500-2 scores 60.1 on our Mars Score.
Which should you buy?
The Air Pro is the clear pick on raw spec strength, leading by 10.1 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 Air Pro if you care most about coverage / cadr. The biggest gaps in its favor are coverage, cadr. The single most decisive one: Coverage — 181.82% more. 93 m² vs 33 m².
Pick the 5500-2 if you care most about min noise. Its strongest claims are min noise. The single most decisive one: Min noise — 3.00 dB less. 27 vs 30.
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 Air Pro 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: Molekule - Air Pro or Winix - 5500-2?
Molekule - Air Pro leads the current Mars Score by 10.1 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 Molekule - Air Pro if…
Molekule - Air Pro has the measurable edge on coverage m2, cadr m3h.
Choose Winix - 5500-2 if…
Winix - 5500-2 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 Molekule - Air Pro wins
- ▲Coverage — 181.82% more. 93 m² vs 33 m².
- ▲CADR — 20.48% more. 500 m³/h vs 415 m³/h.
Why Winix - 5500-2 wins
- ▲Min noise — 3.00 dB less. 27 vs 30.
Spec comparison
Performance
| Spec | Molekule - Air Pro | Winix - 5500-2 |
|---|---|---|
| CADR | 500 m³/hlead | 415 m³/h |
| Coverage | 93 m²lead | 33 m² |
| True HEPA H13+ | false | false |
| Activated carbon | true | true |
Smart & Noise
| Spec | Molekule - Air Pro | Winix - 5500-2 |
|---|---|---|
| Min noise | 30 dB | 27 dBlead |
| Air quality sensor | true | true |
| Smart app | truelead | false |