IQAir - HealthPro Plus vs Xiaomi - Mi Smart Air Purifier 4 Pro
Between the HealthPro Plus and Mi Smart Air Purifier 4 Pro, the HealthPro Plus comes out ahead in coverage / min noise, while the Mi Smart Air Purifier 4 Pro wins on cadr. Overall, the HealthPro Plus scores 77.7 and the Mi Smart Air Purifier 4 Pro scores 70.3 on our Mars Score.
Which should you buy?
The HealthPro Plus edges ahead on the Mars Score (77.7 vs 70.3), but the 7.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the HealthPro Plus if you care most about coverage / min noise. The biggest gaps in its favor are coverage, min noise.
Pick the Mi Smart Air Purifier 4 Pro if you care most about cadr. Its strongest claims are cadr.
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 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 — 41.67% more. 85 m² vs 60 m².
- ▲Min noise — 7.00 dB less. 25 vs 32.
Why Xiaomi - Mi Smart Air Purifier 4 Pro wins
- ▲CADR — 6.38% more. 500 m³/h vs 470 m³/h.
Spec comparison
Performance
| Spec | IQAir - HealthPro Plus | Xiaomi - Mi Smart Air Purifier 4 Pro |
|---|---|---|
| CADR | 470 m³/h | 500 m³/hlead |
| Coverage | 85 m²lead | 60 m² |
| True HEPA H13+ | true | true |
| Activated carbon | true | true |
Smart & Noise
| Spec | IQAir - HealthPro Plus | Xiaomi - Mi Smart Air Purifier 4 Pro |
|---|---|---|
| Min noise | 25 dBlead | 32 dB |
| Air quality sensor | false | truelead |
| Smart app | false | truelead |
Spec-level deep dives
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