Dyson - Purifier Hot+Cool HP10 vs Xiaomi - Mi Smart Air Purifier 4 Pro

The Mi Smart Air Purifier 4 Pro is the clear pick on raw spec strength, leading by 11.9 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 Hot+Cool HP10 if you care most about min noise. The biggest gaps in its favor are min noise.

Pick the Mi Smart Air Purifier 4 Pro if you care most about cadr and coverage. Its strongest claims are cadr, coverage.

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 Mi Smart Air Purifier 4 Pro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.