Xiaomi · 2023
Redmi Watch 4Size, Dimensions & Wrist Fit
Case Width
41.1mm
Thickness
10.5mm
Lug-to-Lug
47.58mm
Weight
31.5g
The Xiaomi Redmi Watch 4 sits best on flat wrist widths of about 50–68mm (≈ 13.4–18.2cm wrist circumference). Adjust the slider below to check your wrist.
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The Redmi Watch 4 in short
The figures that decide whether this watch suits you, pulled out of the full specification sheet further down.
- Between 20 days and 720 hours per charge depending on the power mode — battery saver at best, smartwatch at worst.
- Water rated to 50 m.
- 31.5g on the wrist. Lighter than 81% of the 41mm watches we have weights for.
- 1.97 inches OLED/AMOLED display, always-on capable.
Does the Redmi Watch 4 fit your wrist?
Drag the slider to your wrist width and see the Redmi Watch 4 overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.
Happy with the fit? Check current availability for the Redmi Watch 4.
Check offer2D Dimension Schematics
The Redmi Watch 4 drawn to scale — from above, and in profile against the wrist.
- Xiaomi Redmi Watch 441.1mm × 47.6mm · 10.5mm thick
3D preview
Xiaomi Redmi Watch 4 on a wrist
On an arm sized to your own wrist — the view a product photo never gives you.
Shapes are built from published measurements, not manufacturer 3D models — accurate proportions, generic dial.
How long the Redmi Watch 4 lasts, by power mode
Runtime changes by a factor of 2 depending on what you leave switched on. Bars are scaled against the longest mode.
- Battery Saver720 hours
- Smartwatch20 days
How the Redmi Watch 4 ranks on battery
Against the 32 Xiaomi watches in our database, ranked on each figure Xiaomi publishes.
- Everyday use20 days#3 of 32
- Capacity470 mAh#14 of 32
Top three in the Xiaomi range for everyday (smartwatch) use.
Redmi Watch 4 specifications
The figures that decide a purchase, followed by every line Xiaomi publishes.
- Battery life
- 20 days
- Display
- 1.97 inches
- Resolution
- 390 x 450 px
- Water rating
- 5 ATM
- Charging
- 1.4 hours
Full specification sheet
102 published lines across 8 groups, unedited
Design
- width
- 41.1
- height
- 47.58
- volume
- 20.53 cm³
- weight
- 31.5 g
- thickness
- 10.5
- ATM rating
- 5 ATM
- resolution
- 390 x 450 px
- screen size
- 1.97 inches
- Display type
- OLED/AMOLED
- Has a display
- pixel density
- 302 ppi
- water resistance
- Waterproof
- Always-On Display
- has a touch screen
- is designed for kids
- waterproof depth rating
- 50 m
- Watch band is replaceable
- Has sapphire glass display
- Ingress Protection (IP) rating
- IP68
- has branded damage-resistant glass
Battery
- charge time
- 1.4 hours
- battery life
- 20 days
- battery power
- 470 mAh
- has wireless charging
- has a removable battery
- Has a solar power battery
- has a rechargeable battery
- battery life in power save mode
- 720 hours
Sensors
- has GPS
- has a compass
- Has a barometer
- has a gyroscope
- has an accelerometer
- Monitors perspiration
- Has a heart rate monitor
- Has a temperature sensor
- Monitors blood oxygenation levels
Features
- release date
- 2023-11-29
- Has a stopwatch
- Has smart alarm
- warranty period
- 1 years
- Has call control
- Has silent alarm
- has HRV tracking
- Has notifications
- Has ECG technology
- Locates your phone
- has fall detection
- has voice commands
- Has vibrating alerts
- number of microphones
- 1
- Can be used to answer calls
- measures resting heart rate
- has irregular heart rate warnings
- Has a built-in camera remote control function
Connectivity
- has NFC
- supports Wi-Fi
- supports Galileo
- Bluetooth version
- 5.3
- has a cellular module
- Is compatible with iOS
- Is compatible with Android
Miscellaneous
- Has passcode
- Is compatible with Windows
- Is compatible with Mac OS X
- has an external memory slot
- has a battery level indicator
- has a socket for a 3.5 mm audio jack
- Compatible with external heart rate monitors
App & Software
- Free app
- Has coaching
- Supports routes
- Has achievements
- Has goal setting
- Has exercise diary
- Predicts ovulation
- Can be personalised
- Has weight tracking
- Predicts start date
- Tracks water intake
- number of exercises
- 150
- Has inactivity alerts
- Has period notifications
- Has temperature tracking
- Doesn’t require account
- Provides activity reports
- Displays fertile window notifications
- Counts how many calories you've burned
Activity tracking
- Measures pace
- Tracks distance
- Tracks elevation
- Designed for golf
- Tracks your sleep
- Tracks steps taken
- Designed for diving
- Has a route tracker
- Has exercise tagging
- Has multi-sport mode
- Tracks calorie intake
- Provides sleep reports
- Detects activities automatically
- Has a stroke counter for swimming
Compare the Redmi Watch 4 head to head
How each one differs in the three measurements you can feel on the wrist. Figures are relative to the Redmi Watch 4.
Xiaomi
Redmi Watch 6
- Width
- -1.1mm
- Thick
- -0.6mm
- Weight
- -0.5g
Garmin
Venu 4 - 41mm
- Width
- -0.1mm
- Thick
- +1.5mm
- Weight
- +1.5g
Huawei
Watch GT 6 - 41mm
- Width
- +0.2mm
- Thick
- -0.5mm
- Weight
- +6g
Apple
Watch Series 11 - GPS · Aluminium · 46mm
- Width
- -2.1mm
- Thick
- -0.8mm
- Weight
- +6.3g
Pixel Watch 4 - 41mm
- Width
- -0.1mm
- Thick
- +1.8mm
- Weight
- -0.5g
Samsung
Galaxy Watch8 - LTE · 40mm
- Width
- -0.7mm
- Thick
- -1.9mm
- Weight
- -1.5g
Xiaomi
Watch S4 41mm
- Width
- +0.1mm
- Thick
- -1mm
- Weight
- +0.5g
Amazfit
Bip 6
- Width
- -0.9mm
- Thick
- -0.1mm
- Weight
- -3.6g
Xiaomi
Redmi Watch 5
- Width
- same mm
- Thick
- +0.8mm
- Weight
- +2g
Pixel Watch 3 41mm
- Width
- -0.1mm
- Thick
- +1.8mm
- Weight
- -0.5g
Xiaomi
Redmi Watch 5 Active
- Width
- -0.7mm
- Thick
- +0.9mm
- Weight
- +10.7g
Garmin
Venu X1
- Width
- -0.1mm
- Thick
- -2.6mm
- Weight
- +2.5g
Alternatives to the Redmi Watch 4
Watches that cover a similar amount of wrist, with the measurements that separate them.
Xiaomi
Redmi Watch 5
- Width
- 41.1mm
- Thick
- 11.3mm
- Weight
- 33.5g
Xiaomi
Watch S4 41mm
- Width
- 41.2mm
- Thick
- 9.5mm
- Weight
- 32g
Xiaomi
Redmi Watch 5 Active
- Width
- 40.4mm
- Thick
- 11.4mm
- Weight
- 42.2g
Xiaomi
Watch S2 42mm
- Width
- 42mm
- Thick
- 10.2mm
- Weight
- —
Xiaomi
Redmi Watch 6
- Width
- 40mm
- Thick
- 9.9mm
- Weight
- 31g
Xiaomi
Redmi Watch Move
- Width
- 38.9mm
- Thick
- 10.8mm
- Weight
- 25g
Redmi Watch 4 — Frequently Asked Questions
Will the Xiaomi Redmi Watch 4 fit my wrist?
The Xiaomi Redmi Watch 4 looks balanced on flat wrist widths of roughly 50–68mm (about 13.4–18.2cm circumference). Drag the slider above to check it against your own measurement.
How long does the Xiaomi Redmi Watch 4 battery last?
Between 20 days and 720 hours per charge, depending on the power mode. Xiaomi rates Battery Saver at 720 hours and Smartwatch at 20 days; the chart above lists all 2 modes.
How does the Xiaomi Redmi Watch 4 battery compare with other Xiaomi watches?
At 20 days in everyday use it ranks #3 of the 32 Xiaomi watches in our database — the top 9% of the range. The full ranking, including GPS and power-saving figures, is on our Xiaomi battery life comparison.
Is the Xiaomi Redmi Watch 4 thick for a 41mm watch?
At 10.5mm, thinner than 86% of 41mm watches, so it slides under a cuff more easily than most of its size. Thickness, not case width, is what decides whether a watch catches on a shirt cuff.
What other watches are the same size as the Xiaomi Redmi Watch 4?
TAG Heuer Carrera Chronograph Glass Box 41 Stainless Steel / Black, Zenith Defy Skyline Tourbillon Skeleton Rose Gold / Blue, Garmin Venu 4 - 41mm, Huawei Watch GT 6 - 41mm all sit within half a millimetre of the Xiaomi Redmi Watch 4's 41.1mm case, so they cover the same amount of wrist.
What is the lug-to-lug of the Xiaomi Redmi Watch 4?
47.58mm, against a 41.1mm case width. Lug-to-lug is the measurement that decides overhang: if it exceeds the flat width of your wrist, the lugs sit past the edge no matter how modest the case diameter looks.
