Product Name

Xiaomi Watch S4

Dimensions

47mm case size (approx.)

Weight

Approx. 48g (without strap)

Build

Aluminum alloy frame, reinforced polymer bottom

Type

AMOLED

Size

1.43 inches (round)

Resolution

466 × 466 pixels

Brightness

Up to 600 nits • Always-On Display support

Sensors

Optical Heart Rate • SpO₂ • Stress • Sleep Tracking • Accelerometer • Gyroscope • Compass

Sports Modes

150+ workout modes with smart recognition

Water Resistance

5ATM swim-proof

Bluetooth

Bluetooth 5.3

GNSS

Dual-band GPS • GLONASS • Galileo • BeiDou • QZSS

App Compatibility

Mi Fitness / Xiaomi Wear App

Smart Features

Notifications • Calls • Music Control • Camera Shutter • Find Device

Battery Life

Up to 14 days typical use • Up to 7 days heavy use

Charging

Magnetic charging base

Charging Time

Approx. 1.5 hours

Watch Faces

Hundreds of customizable watch faces

Straps

Quick-release straps in multiple colors

Extra Features

Stress tracking • Breathing training • Menstrual tracking • Alarm • Timer • Weather