The engine's answer
Best air purifier in a large open space for new-home formaldehyde
IQAir
HealthPro 100
95% match · ₹1,15,000
Medical-grade Swiss filtration for people who compromise on nothing.
The numbers that decided it
- Clean air delivery
- 470 m³/h
- Room coverage
- 85 m²
- Quietest setting
- 25 dB
- Filter
- HyperHEPA H14
Why it wins
IQAir HealthPro 100 scores 95% for new-home formaldehyde in a large open space. It is rated for 85 m² against roughly 55 m² of room, moves 470 m³/h of clean air through a HyperHEPA H14 filter, runs at 25 dB on its lowest setting and lists at ₹1,15,000.
Replacement filters are on the expensive side — budget for them.
What came close
- Xiaomi Smart Air Purifier 4 Pro92%Covers a large living room without breaking the bank. · ₹19,999
- Xiaomi Smart Air Purifier 485%The best-value smart purifier — big CADR, tiny filter costs, great app. · ₹13,999
- Dyson Purifier Cool TP0764%Purifier and bladeless fan in one gorgeous machine. · ₹45,900
What the runners-up gave up
- Xiaomi Smart Air Purifier 4 Pro (92%) offers Enhanced carbon where formaldehyde calls for Dedicated formaldehyde CADR.
- Xiaomi Smart Air Purifier 4 (85%) offers Standard carbon where formaldehyde calls for Dedicated formaldehyde CADR.
- Dyson Purifier Cool TP07 (64%) is rated for 40 m² where the room needs about 55 m².
Questions people ask
- Is the IQAir HealthPro 100 big enough for a large open space?
- Yes. It is rated for 85 m² and a large open space is about 55 m², so it has 1.5× the headroom.
- How loud is it at night?
- 25 dB on its lowest setting — quieter than a whisper.
- What does it cost to run?
- Replacement filters are on the expensive side — budget for them.
Change an assumption
This page answers one household's question. Yours is not that question — run the quiz and the whole shortlist re-ranks around your room, your water and your budget.
Answer for your own home