Between the HealthPro Plus and 5500-2, the HealthPro Plus comes out ahead in coverage and cadr, while the 5500-2 wins on several specs. Overall, the HealthPro Plus scores 77.7 and the 5500-2 scores 56.9 on our Mars Score.
Which should you buy?
The HealthPro Plus is the clear pick on raw spec strength, leading by 20.8 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 HealthPro Plus if you care most about coverage and cadr. The biggest gaps in its favor are coverage, cadr, min noise, among others.
The 5500-2 similarly doesn't 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 don't separate the two — focus on the differences below.
Bottom line: the HealthPro Plus is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why IQAir - HealthPro Plus wins
- ▲Coverage — 157.58% more. 85 m² vs 33 m².
- ▲CADR — 13.25% more. 470 m³/h vs 415 m³/h.
- ▲Min noise — 2.00 dB less. 25 vs 27.
- ▲Has True HEPA H13+.
Why Winix - 5500-2 wins
- No decisive advantages.
Spec comparison
Performance
| Spec | IQAir - HealthPro Plus | Winix - 5500-2 |
|---|---|---|
| CADR | 470 m³/hlead | 415 m³/h |
| Coverage | 85 m²lead | 33 m² |
| True HEPA H13+ | truelead | false |
| Activated carbon | true | true |
Smart & Noise
| Spec | IQAir - HealthPro Plus | Winix - 5500-2 |
|---|---|---|
| Min noise | 25 dBlead | 27 dB |
| Air quality sensor | false | truelead |
| Smart app | false | false |
Spec-level deep dives
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