| Prices | Price (USD) | USD $120.00 USD |
|---|---|---|
| Official Price | Global About 90 EUR | |
| Network | Technology |
No cellular connectivity
|
| Launch | Announced | 2025, June 26 |
| Status | Available. Released 2025, June 26 | |
| Body | Dimensions | 41.2 x 41.2 x 9.5 mm (1.62 x 1.62 x 0.37 in) |
| Weight | 32 g (1.13 oz) | |
| Build | Stainless steel bezel and frame | |
| SIM | No | |
| Features | Waterproof (5ATM) | |
| Display | Type | AMOLED, 1500 nits (HBM), 2200 nits (peak) |
| Size | 1.32 inches | |
| Resolution | 466 x 466 pixels (~320 ppi density) | |
| Protection | Scratch/drop-proof glass | |
| Platform | OS | HyperOS 2 |
| Memory | Card slot | No |
| Internal | Unspecified | |
| Main Camera | Triple |
108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide) 2 MP (macro) Auxiliary lens |
| Features | No | |
| Video | 1080p@30fps | |
| Selfie camera | Single | 16 MP, f/2.5, (wide), 1/3.06" 1.0µm |
| Video | 1080p@30fps | |
| Sound | Loudspeaker | Yes |
| 3.5mm jack | No | |
| Comms | WLAN | No |
| Bluetooth | 5.4, A2DP, LE | |
| Positioning | GPS, GLONASS, GALILEO, BDS, QZSS | |
| NFC | Yes (market/region dependent) | |
| Radio | No | |
| USB | No | |
| Features | Sensors | Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature) |
| Battery | Type | Li-Po 320 mAh |
| Charging | 33W wired, PD3.0, QC3, 100% in 58 min | |
| Misc | Colors | Black, Green, White, Gold |
| Models | M2502W1 | |
| Price | About 120 EUR |
Mini Review & Verdict
A smart summary of the Xiaomi Watch S4 41mm
Advantages
- Bright Always-On OLED panel engineered for clear at-a-glance visibility in direct sunlight
- Comprehensive biometric tracking array covering heart rate, sleep quality, and active fitness metrics
- Ergonomic, lightweight wrist contouring designed for comfortable all-day and overnight wear
Disadvantages
- Typical 1 to 2 day battery endurance requiring routine nightly charging cycles
- Requires companion pairing with a compatible host smartphone for complete ecosystem features
- Compact wrist-mounted form factor limits standalone acoustic loudspeaker depth
Crafted to merge everyday wearable elegance with advanced wrist intelligence, the Xiaomi Watch S4 41mm features a durable aluminum and glass casing that balances featherlight comfort with active sports resilience. Visual feedback is delivered via a vibrant OLED screen spanning 1.32 inches, reaching up to 1500 nits peak brightness. Curved contouring and responsive haptics ensure that interaction remains natural whether reviewing incoming alerts or glancing at custom watch complications.
Internal operations are driven by the Mediatek MT6781 Helio G96 (12 nm) architecture, calibrated to manage real-time background sensor sampling with minimal power drain. The integrated biometric sensor array continuously logs heart rate variability, workout exertion, sleep cycles, and daily activity metrics with remarkable fidelity. Seamless software integration allows rapid voice assistant access, navigation prompts, and notification triage directly from the wrist without pulling out a smartphone.
Power longevity is tailored around active wrist life, engineered with daily splash resistance to accompany users through pool laps, sweaty cardio sessions, and rainy commutes. Replenishment is handled conveniently via a magnetic wireless charging dock. In summary, the Xiaomi Watch S4 41mm stands as an accomplished wearable companion, delivering sophisticated biometric insights, robust durability, and refined wrist ergonomics.
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