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 and 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 and 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 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 — 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 |
Frequently asked
Spec-level deep dives
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