OVERALL
ALTERNATIVES
SPECS
VS AVERAGE
REVIEWS
Scored using Air Purifiers Methodology v1.0
Air Purifiers Methodology v1.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Air Purifiers Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
Explore Air Purifiers Methodology v1.0

Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 Review | 45 Data compared

Avg. price:~£130Max. CADR:380 m³/hMaximum room area:45 m²Maximum noise level:64 dBHEPA filter:yesWeight:4.8 kg

Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 Review: Compare 45 technical specifications and user reviews to see how this product ranks in the Air Purifiers category and whether it is worth buying.

Xiaomi Mi Air Purifier 3H AC-M6-SC 23853
7.4/10

Overall score

Score
7.4/ 10
✕
What it is
An overall evaluation of products in the Air Purifiers category, based on technical analysis and user reviews.
When it matters
When you need a quick reference for identifying the best products in the Air Purifiers category.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 69% of models
Score components

80%

7.1

Technical score

20%

8.9

User score

▲Better than 69% of air purifiers
8.1

Value for money

Value for money
8.1/ 10
✕
What it is
An indicator that combines the overall score of products in the Air Purifiers category with their prices.
When it matters
When you are comparing products in the Air Purifiers category and want a good balance between quality and price.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 81% of models
Score components

70%

7.4

Overall score

30%

9.7

Price

▲Better than 81%
7.1

Technical score

Technical score
7.1/ 10
✕
What it is
An assessment of technical performance for products in the Air Purifiers category across these key areas: Performance, Features, Design.
When it matters
When you want to compare products in the Air Purifiers category by technical performance, specifications, and available features.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 63% of models
Score components

50%

5.6

Performance

40%

9.0

Features

10%

6.4

Design

▲Better than 63%
8.9

User score

User score
8.9/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Air Purifiers category.
When it matters
When you want to know how products in the Air Purifiers category perform in everyday use and how reliable owners find them over time.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 88% of models
Score components

70%

8.8

User ratings

30%

9.1

Number of reviews

Based on 9,269 buyer reviews from online shops.
Read buyer reviews on Amazon →
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
▲Better than 88%
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
  • xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
xiaomi-mi-air-purifier-3h-ac-m6-sc-23853
Best prices
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
Loading category ranking...

Technical Specifications of air purifier Xiaomi Mi Air Purifier 3H AC-M6-SC 23853

Technical score
Technical score
7.1/ 10
✕
What it is
An assessment of technical performance for products in the Air Purifiers category across these key areas: Performance, Features, Design.
When it matters
When you want to compare products in the Air Purifiers category by technical performance, specifications, and available features.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 63% of models
Score components:

50%

5.6

Performance

40%

9.0

Features

10%

6.4

Design

7.1
User score
User score
8.9/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Air Purifiers category.
When it matters
When you want to know how products in the Air Purifiers category perform in everyday use and how reliable owners find them over time.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 88% of models
Score components

70%

8.8

User ratings

30%

9.1

Number of reviews

Based on 9,269 buyer reviews from online shops.
Read buyer reviews on Amazon →
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
8.9
Popularity
Popularity
9.1/ 10
✕
What it is
An indicator based on the number of reviews received by products in the Air Purifiers category.
When it matters
When you prefer products in the Air Purifiers category that have been chosen and reviewed by many other buyers.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 87% of models
Popularity:
Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 has a popularity score of 9.1 points, which is higher than 87.4% of products in this category.
9.1
Value for money
Value for money
8.1/ 10
✕
What it is
An indicator that combines the overall score of products in the Air Purifiers category with their prices.
When it matters
When you are comparing products in the Air Purifiers category and want a good balance between quality and price.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 81% of models
Score components:

70%

7.4

Overall score

30%

9.7

Price

8.1
Power
38 W
Market range: <10 W – >68 W
This air purifier has a power output of 38 W, which is higher than that of 50.3% of air purifiers and the same as that of 0.6% of air purifiers.
Max. CADR
380 m³/h
Market range: <100 m³/h – >515 m³/h
This air purifier delivers a CADR of 380 m³/h, which is higher than that of 77% of air purifiers and the same as that of 1.2% of air purifiers.
Maximum room area
45 m²
Market range: <20 m² – >130 m²
This air purifier covers up to 45 m², which is smaller than 57.5% of air purifiers and the same as 0.6% of air purifiers.
N. of speeds
3
Market range: <3 – >5
This air purifier offers 3 fan speeds, which is more than 6.7% of air purifiers and the same as 48.6% of air purifiers.
Maximum noise level
64 dB
Market range: <32 dB – >61 dB
This air purifier reaches 64 dB at maximum speed, which is louder than 93.3% of air purifiers and the same as 2.4% of air purifiers.
Show more
Air quality indicator
yes
This air purifier has an air-quality indicator. This feature is present on 65.4% of air purifiers.
Continuous purification
yes
This air purifier supports continuous purification. This feature is present on 86.3% of air purifiers.
Auto mode
yes
This air purifier has auto mode. This feature is present on 67% of air purifiers.
Timer
yes
This air purifier has a timer. This feature is present on 75% of air purifiers.
Maximum timer
24 hours
Market range: <8 hours – >24 hours
This air purifier features a maximum timer of 24 hours, which is longer than that of 85.9% of air purifiers and the same as that of 14.1% of air purifiers.
Show more
Color
white
Material
plastic
Display
yes
This air purifier has a display. This feature is present on 51.1% of air purifiers.
Display position
front
Control type
touch, app, voice
Show more

Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 vs the average air purifier

246810TotalPerformanceFeaturesDesign
  • 58.3% higher CADR
    This air purifier provides a higher clean air delivery rate than the average air purifier (380 m³/h vs 240 m³/h).
    380 m³/h vs 240 m³/h
  • Supports Wi‑Fi
    This air purifier supports Wi‑Fi; the average air purifier does not.
  • 16 hours longer timer
    This air purifier offers a longer timer duration than the average air purifier (24 hours vs 8 hours).
    24 hours vs 8 hours
  • Has a child lock
    This air purifier has a child lock; the average air purifier does not.
  • Supports voice control
    This air purifier supports voice control; the average air purifier does not.
  • Supports 360° purification
    This air purifier supports 360° purification; the average air purifier does not.
  • Supports delayed start
    This air purifier supports delayed start; the average air purifier does not.
  • 3.3 cm narrower width
    This air purifier is narrower than the average air purifier (24 cm vs 27.3 cm).
    24 cm vs 27.3 cm
  • 10.6% higher user score
    User score
    8.9/ 10
    ✕
    What it is
    A rating that combines user reviews with the total review volume for products in the Air Purifiers category.
    When it matters
    When you want to know how products in the Air Purifiers category perform in everyday use and how reliable owners find them over time.
    Score distribution
    ▼
    ▼
    <55-66-77-88-99-10
    Xiaomi Mi Air Purifier 3H AC-M6-SC 23853
    the average air purifier
    Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 has a higher user score than the average air purifier (8.90 vs 8.048).
    8.9 vs 8.05
  • 36.8% more popular
    Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 is more popular than the average air purifier (9.12 vs 6.7).
    9.12 vs 6.67
  • 7.9% better value for money
    Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 offers better value for money than the average air purifier (8.11 vs 7.5).
    8.11 vs 7.52
  • 7.7% cheaper
    Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 is cheaper than the average air purifier (£130 vs £140).
    £130 vs £140
  • 58.3% higher CADR
    This air purifier provides a higher clean air delivery rate than the average air purifier (380 m³/h vs 240 m³/h).
    380 m³/h vs 240 m³/h
  • Supports 360° purification
    This air purifier supports 360° purification; the average air purifier does not.
  • 0.5 W higher power
    This air purifier has a higher power output than the average air purifier (38 W vs 37.5 W).
    38 W vs 37.5 W
  • Supports Wi‑Fi
    This air purifier supports Wi‑Fi; the average air purifier does not.
  • 16 hours longer timer
    This air purifier offers a longer timer duration than the average air purifier (24 hours vs 8 hours).
    24 hours vs 8 hours
  • Has a child lock
    This air purifier has a child lock; the average air purifier does not.
  • Supports voice control
    This air purifier supports voice control; the average air purifier does not.
  • Supports delayed start
    This air purifier supports delayed start; the average air purifier does not.
  • 3.3 cm narrower width
    This air purifier is narrower than the average air purifier (24 cm vs 27.3 cm).
    24 cm vs 27.3 cm
  • 11 dB higher maximum noise level
    This air purifier runs louder at maximum speed than the average air purifier (64 dB vs 53 dB).
    64 dB vs 53 dB
  • 0.3 m shorter power cord
    This air purifier features a shorter power cord than the average air purifier (1.5 m vs 1.8 m).
    1.5 m vs 1.8 m
  • 4 m² smaller room area
    This air purifier covers a smaller room area than the average air purifier (45 m² vs 49 m²).
    45 m² vs 49 m²
  • 2 cm greater depth
    This air purifier is deeper than the average air purifier (24 cm vs 22 cm).
    24 cm vs 22 cm
  • 5% higher weight
    This air purifier is heavier than the average air purifier (4.8 kg vs 4.57 kg).
    4.8 kg vs 4.57 kg
  • 2 cm taller height
    This air purifier is taller than the average air purifier (52 cm vs 50 cm).
    52 cm vs 50 cm
  • 2.4% larger external volume
    This air purifier has a larger overall volume than the average air purifier (29952 cm³ vs 30700.8 cm³).
    29,952 cm³ vs 30,700.8 cm³
  • 11 dB higher maximum noise level
    This air purifier runs louder at maximum speed than the average air purifier (64 dB vs 53 dB).
    64 dB vs 53 dB
  • 4 m² smaller room area
    This air purifier covers a smaller room area than the average air purifier (45 m² vs 49 m²).
    45 m² vs 49 m²
  • 0.3 m shorter power cord
    This air purifier features a shorter power cord than the average air purifier (1.5 m vs 1.8 m).
    1.5 m vs 1.8 m
  • 2 cm greater depth
    This air purifier is deeper than the average air purifier (24 cm vs 22 cm).
    24 cm vs 22 cm
  • 5% higher weight
    This air purifier is heavier than the average air purifier (4.8 kg vs 4.57 kg).
    4.8 kg vs 4.57 kg
  • 2 cm taller height
    This air purifier is taller than the average air purifier (52 cm vs 50 cm).
    52 cm vs 50 cm
  • 2.4% larger external volume
    This air purifier has a larger overall volume than the average air purifier (29952 cm³ vs 30700.8 cm³).
    29,952 cm³ vs 30,700.8 cm³

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Expert reviews

In-depth analysis and verdict from leading tech publications

R
roei.stream
02/01/2022
Summary of the review
Xiaomi Mi Air Purifier 3H Home Assistant Review
C
choice.com.au
N/A
Summary of the review
Xiaomi Mi Air Purifier 3H Laboratory Review

Third-party reviews

Based on 9,269 buyer reviews from online shops.
Reviews last updated: August 2026 · How we calculate this
Read buyer reviews on Amazon →

What we like about Xiaomi Mi Air Purifier 3H AC-M6-SC 23853

  • High CADR (Clean Air Delivery Rate) of 380 m³/h, providing excellent air purification for medium to large rooms.
  • Equipped with a highly efficient 3-in-1 True HEPA filter that eliminates fine dust, allergens, pet dander, and smoke.
  • Sleek, minimalist modern design with a compact footprint measuring 240 × 240 × 520 mm.
  • Smart connectivity featuring Wi-Fi integration allowing users to control the device remotely and track air quality via the Mi Home mobile app.
  • Clear and responsive OLED touch display that shows live air quality, temperature, and humidity.
  • Highly competitive and cost-effective price point compared to premium competitors on the market.

What we don't like about Xiaomi Mi Air Purifier 3H AC-M6-SC 23853

  • The auto mode is sometimes considered less reliable because it follows the Chinese AQI standard, which has a higher tolerance for pollution than stricter US or WHO standards.
  • Can be noisy at maximum fan speeds, reaching up to 64 dB(A).
  • Lacks a dedicated pre-filter for capturing larger particles, meaning users often have to purchase DIY pre-filters separately to prolong the lifespan of the main HEPA filter.
  • The built-in air quality sensor can occasionally be finicky or slow to trigger the fan speed in auto mode.

Verdict

The Xiaomi Mi Air Purifier 3H (Model AC-M6-SC / 23853) is a compact floor-standing tower unit measuring 240 x 240 x 520 mm and weighing 4.8 kg, designed to effectively cover rooms from 26 to 45 square metres. It features a 3-in-1 cylindrical filtration system equipped with a True HEPA H13 filter that removes 99.97% of particles down to 0.3 microns, delivering a Particle Clean Air Delivery Rate (CADR) of 380 m³/h and a Formaldehyde CADR of 60 m³/h. Key advantages include an integrated OLED touchscreen displaying real-time PM2.5 levels, temperature, and humidity, a low power consumption of 38W, a precise laser particle sensor, and extensive smart integration via the Mi Home app, Amazon Alexa, and Google Assistant. However, its operation can become noticeably loud at maximum fan settings, reaching up to 64 dB, and some users note that its automated mode can sometimes react slowly to sudden changes in air quality.

Compare Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 with other products in the Air Purifiers category

1Product to compare no. 1
VS
2Product to compare no. 2
VS
3Product to compare no. 3 (optional)

Graphic comparison of Xiaomi Mi Air Purifier 3H AC-M6-SC 23853 and other products in the Air Purifiers category

No results found