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Xiaomi KJ300F-X3 (M) Air Purifier: High air purification capacity

Air Purifier — Air Purifier, Xiaomi

Meet the Xiaomi Mi Airpurifier X3—your new best friend for breathing easy. It doesn’t just clean the air; it does it with style and speed, thanks to a CADR of 310 m³/h. Think of it as giving your room a breath of fresh air, literally.

And here’s the kicker: it’s sleek enough to blend into your decor without a fuss. Measuring just 316 x 306 x 650 mm, it’s like that one guest who doesn’t overstay their welcome but leaves the place better than they found it. Inside, it’s packing a trio of filters that work harder than a caffeine-fueled intern:

  • First up, the pre-filter snags the big stuff—dust, pet hair, you name it.
  • Then, the Japanese H11 filter steps in to catch the tiny troublemakers, like fine dust and bacteria.
  • Last but not least, the activated carbon filter tackles the invisible nasties—formaldehyde, fumes, and funky smells.

Plus, with its handy display, keeping tabs on your air quality is a breeze. Performance meets convenience? You bet.

Features
  • Progressive air distribution system
  • Compact design
  • Three-stage filtration system
  • Easy to use
  • High air purification capacity

General specs

  • Brand: Xiaomi
  • Model: KJ300F-X3 (M)
  • Seller: Vashtovar.rf
  • ID: 1111
  • Clean Air Delivery Rate (CADR): 310 m³/h
  • Dimensions: 316 x 306 x 650 mm
  • Filtration System: Three-stage: pre-filter, H11 filter, activated carbon filter
  • First listed by seller: 5/29/25

If you are interested in more details, you can find full information on the seller's page.

$284.31
Last price update: 5/29/25
Available to order

Shipping options

Delivery to United States
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Color
Rating
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Price $284.31 $26.99 $25.64 $69.99 $99.99 $49.99
Seller Vashtovar.rf Amazon Amazon Amazon Amazon Amazon
Update Aug 19, 2024 Mar 11, 2026 Mar 11, 2026 Mar 11, 2026 Mar 11, 2026 Mar 11, 2026
Weight 2.61 2.61 Pounds 5.73 Pounds
Noise Level 22 22 decibels 24 dB 23 dB
Coverage Area 549 Up to 549 sq.ft 780 sq.ft Up to 990 sq.ft
Product Dimensions 6.5 x 6.5 x 10.6 inches 11.37 x 6.7 x 9.8 inches 7.9"D x 7.9"W x 13.9"H 6.9 x 12.4 x 6.9 inches
Air Purifier — Air Purifier, Xiaomi

Xiaomi KJ300F-X3 (M) High air purification capacity

$284.31

Reviews

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(2 reviews)
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Nathan Bonnet
Nathan B. FR Lille
June 11, 2025
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