The S5's battery is almost twice as big, yet battery life is about the same. So what does the S5 bring?

Short answer

Xiaomi Watch S5 46 mm - steel, 1.48" 480×480, 10.99 mm and HyperOS 3. Xiaomi Watch S4 - dual-frequency GPS, up to 15 days and cheaper.

Key differences

SpecXiaomi Watch S4Xiaomi Watch S5 46mm
Display1.43", AMOLED, 466×4661.48", AMOLED, 480×480
Battery lifeup to 15 daysup to 14 days
Battery486 mAh815 mAh
ConnectivityBluetoothBluetooth
NavigationGPS, GLONASS, Galileo, BeiDou, QZSS (L1 + L5)GPS, GLONASS, Galileo, BeiDou, QZSS
NFCyesyes
Sensorsheart rate, SpO2, barometer, compass, gyroscopeheart rate, SpO2, barometer, compass, gyroscope
Protection5 ATM5 ATM
OSXiaomi HyperOS 2Xiaomi HyperOS 3
CompatibilityAndroid 8.0+, iOS 14.0+Android 8.0+, iOS 14.0+
Dimensions, weight47.3×47.3×12 mm, 44.5 g46×46×10.99 mm, 46 g
Pricecurrent pricescurrent prices

Specs come from the device pages on Smartphone.ua.

Display

1.43" 466×466 vs 1.48" 480×480.

Battery

486 vs 815 mAh, but up to 15 vs up to 14 days.

Case

Aluminium and 12 mm vs steel and 10.99 mm.

Verdict: who should buy which

  • Newer and thinner - Xiaomi Watch S5.
  • Saving money and accurate GPS - Xiaomi Watch S4.

FAQ

Is there NFC?
Yes, on both.

How heavy are they?
44.5 and 46 g.

Which is cheaper?
The Watch S4.

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