XiaomiSmartwatch

Xiaomi Watch S4 41mm

Name: Xiaomi Watch S4 41mm
Brand: Xiaomi

Xiaomi Watch S4 41mm is a smartwatch released in June 2025. Key specs: case size 41 mm, screen size 1.32″, AMOLED / OLED display, water resistance 5 ATM.

7.7Score

Display6.0

Health tracking9.6

Sports & outdoor8.0

Smart features6.5

Build & durability8.0

price range$115–145Reference price converted from EUR

Full specifications

Released: June 2025
Type: Smartwatch
Brand: Xiaomi
Popularity: #351 of 796
Series: Xiaomi Watch S mm · 7 generations
Model numbers: M2502W1

41 mmCase size

1.32″Screen size

YesAMOLED / OLED display

5 ATMWater resistance

32 gWeight

YesNFC payments

Spec guide

How it ranks among smartwatches of 2025

Spec guide

Screen size · 1.32″Bottom 24%Water resistance · 5 ATMBottom 38%Weight · 32 gTop 26%

Compared with smartwatches released in 2025. Bars show the share of models it beats.

compared with other smartwatches

Why is Watch S4 41mm a good choice?

Weight: 32 gbetter than 81% of smartwatches

Thickness: 9.5 mmbetter than 95% of smartwatches

Weak points

Water resistance: 5 ATMworse than 90% of smartwatches

Screen size: 1.32″worse than 84% of smartwatches

In rankings

#9Best for health tracking #29Lightest watches #17Thinnest smartwatches #30Best smartwatches from $80 to $200 #12Best Xiaomi smartwatches

Specifications

Full specifications

Design & durability

Case size: 41 mm
Weight: 32 g
Thickness: 9.5 mm
Height: 41.2 mm
Width: 41.2 mm
Lens / cover glass: Scratch/drop-proof glass
Water resistance: 5 ATM
Colours: Black, Green, White, Gold

Display

Screen size: 1.32″
Display technology: AMOLED
Panel: AMOLED
AMOLED / OLED display: Yes
Resolution (width): 466 px
Resolution (height): 466 px
Pixel density: 320 ppi
Peak brightness: 2,200 nits
Refresh rate: 60 Hz

Battery

Battery capacity: 320 mAh
Battery type: Li-Po

Health sensors

Optical heart rate: Yes
Blood oxygen (SpO2): Yes
Skin temperature: Yes
Temperature sensor: Yes
Sensors: Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature)

Sports & navigation