# Xiaomi Smart Air Purifier 4 Compact

> On 18 October 2026 the lowest price for the Xiaomi Smart Air Purifier 4 Compact is 189 € at OTTO, delivery to Germany included. In our ranking it is rank 3 of 3 for medium rooms, with a score of 3.0 out of 10.

- Page: https://bestatbest.com/de/en/air-purifiers/xiaomi-smart-air-purifier-4-compact
- Rank 3 of 3 for medium rooms in our ranking, score 3.0 out of 10
- Today’s lowest price: 189 € at OTTO, including delivery, checked today
- Lowest since 17 Oct: 189 €

## Our score

- Score 3.0 out of 10
- Owners’ ratings, 40%: none yet at the shops that deliver to Germany, so this part is left out and the score is the features part alone.
- Features, 60%: 3.0, 18 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 |
|---|---|---|---|---|
| OTTO | white | 189 € | 1–4 days | 6 hours ago |

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

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

The Xiaomi Smart Air Purifier 4 Compact is sized for a room of about 19 m², the room size we compare it on. Its clean air delivery rate (CADR) is 230 m³/h, measured to GB/T 18801 (Chinese standard).

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

The maker gives the filter a life of 6 months.

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

The maker states 20 dB at the lowest speed and 60 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/de/
- Reviews on Trustpilot: https://www.trustpilot.com/review/mi.com

---

This is the markdown version of https://bestatbest.com/de/en/air-purifiers/xiaomi-smart-air-purifier-4-compact: the same data, for readers that take a page in whole. Every product page and list has one, at its address plus ".md". Prices and ranks change every day: quote the date with them.