In depth comparison and review of Amazfit T-Rex Pro and Xiaomi Watch S1. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS 10 or later, Android 5.0 (Lollipop) or later | iOS 10 or later, Android 6.0 (Marshmallow) or later |
| Activity/Sport | Multisport | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | - | 46.5 mm |
| Height | - | 46.5 mm |
| Depth | - | 11 mm |
| Weight | - | 52 g |
| Body Details | With band: 59.4 g | - |
| Body Material | Polycarbonate | Stainless steel |
| Protection | Water-resistant, temperature protection, salt fog protection, freezeproof | Water-resistant |
| Colours | Desert grey | - |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Sensors | Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor | Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, pulse oximeter, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, event reminders | Call handling, automatic exercise recognition, breathing training function |
| Notifications | SMS, incoming calls, applications | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | - |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Wireless Interface | Bluetooth 5.0 | IEEE 802.11b/g/n, NFC, Bluetooth 5.2 |
|---|
| DISPLAY | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Type | AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 466 x 466 pixels |
| Screen Size | 1.3" | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Tempered glass | Sapphire glass |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Case Size | - | 46 mm |
|---|---|---|
| Case Shape | Round | Round |
| Case Details | Meteorite black | Steel blue | Silver | Black |
| BAND | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | - |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone rubber | Calf leather |
| Band Colour | Meteorite black | Blue steel | Brown | Black |
| BATTERY | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Capacity | 390 mAh | 470 mAh |
| Battery Life | 18 day(s) | - |
| Battery Life Details | Typical usage - up to 18 days Heavy usage - up to 9 days GPS mode - up to 40 hour(s) |
Power saving mode - up to 24 days Typical usage - up to 12 days |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 1.5 hour(s) | - |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Amazfit T-Rex Pro | Xiaomi Watch S1 |
|---|
| Included Accessories | Magnetic charging dock | USB cable, wireless charging dock, fluororubber watch strap (grey) |
|---|---|---|
| Max Depth of Water Resistance | 100 m | 50 m |
| Max Operating Temperature | 70 °C | 45 °C |
| Min Operating Temperature | -40 °C | -10 °C |
| Warranty | 1-year warranty | 2-year warranty |
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