In depth comparison and review of Xiaomi Watch S1 Active and Fitbit Versa 4. 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 | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS 10 or later, Android 6.0 (Marshmallow) or later | Android 10 or later, iOS 13.4 or later |
| Activity/Sport | Multisport | - |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | - | 40.5 mm |
| Height | - | 40.5 mm |
| Depth | - | 11.2 mm |
| Body Details | Case only: 36.3 g | - |
| Body Material | Glass fibre reinforced polyamide | - |
| Protection | Water-resistant | Water-resistant |
| Colours | Ocean blue | Moon white | - |
| Clock Display | Yes | Yes |
| FEATURES | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, SpO2 sensor, geomagnetic sensor, optical heart sensor, PPG sensor, gyroscope | Ambient light sensor, altimeter, SpO2 sensor, 3-axis accelerometer, optical heart sensor, vibration motor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level | Distance, calories burned, activity, sleep activity, heart rate, steps taken, pace, stress level, menstrual cycle, Resting Heart Rate (RHR), breathing rate, sleep quality score |
| Modes | 117 fitness modes, 19 professional modes | 40+ sports modes |
| Goal Setting | Yes | Yes |
| Features | Call handling, find phone function, flashlight, automatic exercise recognition, breathing training function, music playback control, weather information, customisable watch faces, Health index, Women's health | Find phone function, VO2 max, Heart Rate Variability (HRV) monitoring, HR zones, automatic exercise recognition, smart Wake-Up, Active Zone Minutes, guided breathing session, Always-on display, Sleep Score, Sleep Profile, Stress Management Score, Daily Readiness Score |
| Notifications | SMS, Email, social apps, incoming calls | SMS, incoming calls, applications, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou/QZSS receiver | GPS/GLONASS receiver |
| Payment Technology | - | FitBit Pay |
| Internet of Things (IoT) Compatible | Yes | Yes |
| IoT Intelligent Assistant | Alexa built-in | Alexa built-in |
| IoT Voice Controlled | Direct | - |
| CONNECTIVITY | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 5.2 | NFC, Bluetooth 5.0 |
|---|
| DISPLAY | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Type | AMOLED - colour | Colour |
|---|---|---|
| Resolution | 466 x 466 pixels | - |
| Screen Size | 1.43" | - |
| Pixel Density | 326 ppi | - |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Type | Touch sensitive screen, push buttons | Touch sensitive screen |
|---|
| CASE | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | Round | Square |
| Bezel | Metal | - |
| Case Details | Blue | Silver | Space black | Copper rose | Graphite | Platinum |
| BAND | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Band Type | Strap | Band |
|---|---|---|
| Band Size | - | S/L |
| Fits Wrist with Circumference | 160-220 mm | Up to 209 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin-and-tuck |
| Band Material | TPU | - |
| Band Colour | Blue | White | Black | Pink sand | Black | Waterfall blue |
| BATTERY | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Capacity | 470 mAh | - |
| Battery Life | 12 day(s) | 6 day(s) |
| Battery Life Details | Typical usage - up to 12 days Power saving mode - up to 24 days GPS mode - up to 30 hour(s) |
Typical usage - up to 6 days GPS mode - up to 12 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 2.5 hour(s) | 2 hour(s) |
| MISCELLANEOUS | Xiaomi Watch S1 Active | Fitbit Versa 4 |
|---|
| Included Accessories | Magnetic charging cable | Charging cable, 6-month Fitbit Premium membership, wristband (129 - 175 mm), wristband (158 - 209 mm) |
|---|---|---|
| Preloaded Software | - | Google Maps, FitBit Pay, Google Wallet |
| Compliant Standards | GB/T 30106-2013 | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | 45 °C | 45 °C |
| Min Operating Temperature | -10 °C | -10 °C |
| Warranty | 2-year warranty | 2-year warranty |
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