Xiaomi Smart Air Purifier 4 Lite, air purifier

Xiaomi Smart Air Purifier 4 Lite - 360m3/ h CADR and 33W

Published on 09/12/2026 at 17:07 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Xiaomi Smart Air Purifier 4 Lite lists a 360m3/h CADR, 33W power, and 25-43m2 coverage. Pricing lands at $149.99 (as of 09/12/2026).

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Xiaomi Smart Air Purifier 4 Lite pairs a 360m3/h particle CADR with 25-43m2 effective coverage and a 33W rated power draw. The US page also lists a 33.4dB(A) Night Mode and 99.97% filtration of 0.3?m particles.

Key Specs And Coverage

The model name is Xiaomi Smart Air Purifier 4 Lite, and Xiaomi's US page lists the product model as AC-M17-SC. It also shows 360m3/h PM CADR, 120m3/h FCADR, and a 24V rated voltage.

Package contents on Xiaomi's specs page are simple: the purifier, one filter, one power adapter, and one user manual. The same page lists the product dimensions as 240 x 240 x 533.5mm and the net product weight as approx. 4.8kg.

Filtering And App Control

Xiaomi says the purifier uses a three-in-one filter and supports smart control through the Mi Home/Xiaomi Home app. The product page also lists Wi-Fi status, filter replacement reminders, child lock, and voice-control support.

The page states a 33.4dB(A) Night Mode and notes that 24 hours of purification uses about 0.8kWh at maximum output. Xiaomi also says the filter can last 6-12 months and includes 20,000cm2 of high-efficiency filter paper and 450,000mg of activated carbon.

Direct from the Manufacturer

Xiaomi Smart Air Purifier 4 Lite Details

Xiaomi's US page lists the model, filtration claims, and app controls together.

Open Xiaomi Product Page

Price And US Context

Best Buy lists the Xiaomi Smart Air Purifier 4 Lite at $149.99, and Xiaomi's US page gives the model a clear entry in the air purifier category. Consumer coverage also points to a compact unit with a 360m3/h CADR and app-based controls.

For homes that want a compact purifier with a documented filter rating, the 25-43m2 coverage and 33W draw define the model's profile. The 120m3/h FCADR adds a second airflow figure for buyers comparing odor and formaldehyde handling.

Bottom Line

Xiaomi Smart Air Purifier 4 Lite fits the compact air purifier lane with a documented model number, a 99.97% particle claim, and Wi-Fi app control. The numbers favor smaller rooms and users who want straightforward monitoring, while the 4.8kg weight keeps the unit easy to place on a floor or stand.