Redmi Watch 3 Active vs Xiaomi Watch S4
Compare specifications, current prices and availability. Choose up to four products from the same family.
Selected Item  Redmi Watch 3 Active Original price was: KSh 8,500.00.KSh 5,500.00Current price is: KSh 5,500.00. |
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At a glance
Key specifications and important differences. Full details follow below.
| Feature | Redmi Watch 3 Active |  Xiaomi Watch S4 |
|---|---|---|
| Price | Original price was: KSh 8,500.00.KSh 5,500.00Current price is: KSh 5,500.00. | KSh 20,000.00 |
| Display | 1.83-inch LCD, 60 Hz | 1.43-inch AMOLED, 60 Hz |
| Battery capacity | 289 mAh | 486 mAh |
| Water resistance | 5 ATM rated for suitable shallow-water activities | 5 ATM rated for suitable shallow-water activities |
| Operating system | — | Xiaomi HyperOS 2 |
| Positioning / GNSS | — | Built-in GPS, Galileo, GLONASS, BeiDou and QZSS |
| Health & wellness features | Heart rate, blood oxygen, stress, cycle and activity tracking; wellness data is not intended for medical diagnosis | Heart rate, blood oxygen, stress, breathing and activity tracking; wellness data is not intended for medical diagnosis |
Full specifications
2 of 4 products
| Specification | Redmi Watch 3 Active | Xiaomi Watch S4 |
|---|---|---|
| Identity & design | ||
| Brand | Redmi | Xiaomi |
| Model | Redmi Watch 3 Active | Xiaomi Watch S4 |
| Announced | August 2023 | March 2025 (global model) |
| Dimensions | 46.94 × 38.88 × 10.94 mm (strap excluded) | 47.3 × 47.3 × 12.0 mm (strap and protrusions excluded) |
| Weight | 41.67 g with included strap | Approximately 44.5 g (strap excluded) |
| Build materials | Metallic-finish rectangular body, reinforced glass display cover, and TPU strap | Aluminum-alloy frame with interchangeable bezel |
| Wrist size | 135–200 mm | Black/Silver: approximately 140–210 mm; Rainbow: approximately 135–210 mm |
| Strap / band | TPU strap in Platinum Grey, Charcoal Black, or Green | Fluororubber; Rainbow configuration also includes nylon strap |
| Controls / buttons | Side button and touchscreen | Rotating crown, side control, interchangeable bezel interaction, and touchscreen |
| Display | ||
| Display | 1.83-inch LCD, 60 Hz | 1.43-inch AMOLED, 60 Hz |
| Screen resolution | 240 × 280 pixels | 466 × 466 pixels (~326 ppi) |
| Display features | Adjustable brightness up to 450 nits | Always-on display; up to 1,500 nits HBM |
| Performance & software | ||
| Operating system | — | Xiaomi HyperOS 2 |
| Connectivity | ||
| Bluetooth | Bluetooth 5.3 Low Energy | Bluetooth 5.3 |
| NFC | — | Supported; availability varies by region |
| Positioning / GNSS | — | Built-in GPS, Galileo, GLONASS, BeiDou and QZSS |
| Audio & communication | ||
| Speaker | Built-in speaker | Built-in speaker |
| Microphone | Built-in microphone | Two built-in microphones |
| Calling | Bluetooth calling with call history and favorite contacts when paired | Bluetooth calling when paired with a compatible phone; third-party app voice calls not supported |
| Sensors, health & fitness | ||
| Sensors | Heart-rate sensor, blood-oxygen sensor and accelerometer | Heart-rate/blood-oxygen sensor, accelerometer, gyroscope, ambient-light sensor, electronic compass, barometer and Hall sensor |
| Health & wellness features | Heart rate, blood oxygen, stress, cycle and activity tracking; wellness data is not intended for medical diagnosis | Heart rate, blood oxygen, stress, breathing and activity tracking; wellness data is not intended for medical diagnosis |
| Sleep tracking | Sleep monitoring supported | Sleep monitoring supported |
| Sports / workout modes | More than 100 fitness modes | More than 150 sports modes |
| Battery & durability | ||
| Battery capacity | 289 mAh | 486 mAh |
| Battery life | Up to 12 days typical use or up to 8 days heavy use | Up to 15 days typical use; actual life varies by settings and use |
| Charging | Magnetic charging cable | 2-pin magnetic charging dock |
| Water resistance | 5 ATM rated for suitable shallow-water activities | 5 ATM rated for suitable shallow-water activities |
| Compatibility | ||
| Phone compatibility | Android 6.0 or later; iOS 12.0 or later | Android 8.0 or later; iOS 14.0 or later |
| Companion app | Mi Fitness; supports Strava and Apple Health synchronization | Mi Fitness |
| Colors | Platinum Grey or Charcoal Black frame; strap options include Green | Black, Silver, or Rainbow depending on configuration |
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