Software
- Xiaomi Watch S4
- Runs Xiaomi HyperOS 2
- Xiaomi Watch S3
- Runs HyperOS
Wearable comparison
Xiaomi Watch S4 vs Xiaomi Watch S3
Compare battery life, health tracking, display and fit.
01Selected  Xiaomi Watch S4
KSh 21,940In Stock | 02  Xiaomi Watch S3
KSh 18,000In Stock |
|---|
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2 of 4 products
Our quick verdict
With the same 1.43-inch OLED screen and 486 mAh battery, the Xiaomi Watch S4 is the better buy: it has a brighter screen for outdoor use and syncs with apps such as Strava.
Connections
- Xiaomi Watch S4
- Bluetooth 5.3 connection
- Xiaomi Watch S3
- Bluetooth 5.2 connection
Portability
- Xiaomi Watch S4
- About 44.5 g
- Xiaomi Watch S3
- 44 g
Sleep tracking
- Xiaomi Watch S4
- Sleep tracking
- Xiaomi Watch S3
- Sleep monitoring supported
Peak brightness
- Xiaomi Watch S4
- 1,500 nits HBM
- Xiaomi Watch S3
- 600 nits
Key differences
The main differences to help you choose.
Xiaomi Watch S4
- Brighter display: up to 1,500 nits (vs 600).
- Syncs with third-party apps such as Strava and Apple Health.
Xiaomi Watch S3
- 1.43-inch OLED display, 60 Hz, 326 ppi.
- BES 2700BP processor.
- 32 MB.
- 4 GB storage.
What matters most to you?
6 priorities selected.
| Priority | Xiaomi Watch S4 | Xiaomi Watch S3 |
|---|---|---|
| Battery life | 486 mAh battery | 486 mAh battery |
| Portability | About 44.5 g | 44 g |
| Display | 1.43-inch OLED display, 60 Hz, 326 ppi | 1.43-inch OLED display, 60 Hz, 326 ppi |
| Software | Xiaomi HyperOS 2 | HyperOS |
| Connections | Bluetooth 5.3 | Bluetooth 5.2 |
| Sleep tracking | Sleep tracking | Sleep monitoring supported |
| Peak brightness | 1,500 nits HBM | 600 nits |
| Microphone | 2 microphones | Supported |
| Positioning / GNSS | GPS, galileo | L1+L5 dual-band GNSS, beiDou |
| Wrist size | 140–210 mm (black, silver), 135–210 mm (rainbow) | 140–210 mm |
| Release status | Available. Released 2024, October 29 | Available. Released 2023, October 28 |
Tick a topic above to see how each product answers it.
Detailed comparison
Explore the full specifications, section by section.
These products have the same published specifications.
Similarities
- Both have 486 mAh batteries.
- Both have 60 Hz displays.
- Both have NFC.
- Both have an aluminium case.
- Both are water resistant to 50 m.
- Both are rated for up to 15 days of typical use on a charge.
In summary
The Xiaomi Watch S4 is the better buy for almost everyone, with a brighter screen for outdoor use and syncing with apps such as Strava.
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