# Xiaomi Smart Air Purifier 4 Pro

> On 17 October 2026 the lowest price for the Xiaomi Smart Air Purifier 4 Pro is € 249 at Xiaomi (brand store), delivery to the Netherlands included. In our ranking it is rank 4 of 4 for open-plan spaces, with a score of 2.3 out of 10.

- Page: https://bestatbest.com/nl/en/air-purifiers/xiaomi-smart-air-purifier-4-pro
- Rank 4 of 4 for open-plan spaces in our ranking, score 2.3 out of 10
- Today’s lowest price: € 249 at Xiaomi (brand store), including delivery, checked today
- Lowest since 17 Oct: € 249

## Our score

- Score 2.3 out of 10
- Owners’ ratings, 40%: none yet at the shops that deliver to the Netherlands, so this part is left out and the score is the features part alone.
- Features, 60%: 2.3, 14 of the 60 points for the maker’s and the registers’ facts.
- Price does not count, so a discount never lifts a model. Only air purifiers with a known CADR are ranked.

## Prices per shop

| Shop | Colour | Price | Delivery time | Checked |
|---|---|---|---|---|
| Xiaomi (brand store) | white | € 249 | 2–3 days | 2 hours ago |
| bol.com | white | € 249 | 2 days | 2 hours ago |

## Frequently asked questions about the Xiaomi Smart Air Purifier 4 Pro

**What size of room is the Xiaomi Smart Air Purifier 4 Pro for?**

The Xiaomi Smart Air Purifier 4 Pro is sized for a room of about 42 m², the room size we compare it on. Its clean air delivery rate (CADR) is 500 m³/h, measured to GB/T 18801 (Chinese standard).

**How often does the Xiaomi Smart Air Purifier 4 Pro need a new filter?**

The maker gives the filter a life of 6 months.

**How loud is the Xiaomi Smart Air Purifier 4 Pro?**

The maker states 33.7 dB at the lowest speed and 65 dB at the highest.


## The maker: Xiaomi

- Headquarters: China (https://www.hkexnews.hk/listedco/listconews/sehk/2026/0428/2026042800526.pdf, 2026-10-12)
- https://www.mi.com/nl/
- Reviews on Trustpilot: https://www.trustpilot.com/review/mi.com

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