In depth comparison and review of Xiaomi Watch S1 Active and Amazfit GTS 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 | Amazfit GTS 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS 10 or later, Android 6.0 (Marshmallow) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Multisport | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | - | 36.5 mm |
| Height | - | 42.7 mm |
| Depth | - | 9.9 mm |
| Weight | - | 27 g |
| Body Details | Case only: 36.3 g | - |
| Body Material | Glass fibre reinforced polyamide | Stainless steel, aluminium alloy frame |
| Protection | Water-resistant | Water-resistant |
| Colours | Ocean blue | Moon white | - |
| Clock Display | Yes | Yes |
| FEATURES | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, SpO2 sensor, geomagnetic sensor, optical heart sensor, PPG sensor, gyroscope | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level | Time, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, sleep stages, stress level, menstrual cycle, personal activity intelligence (PAI), recovery time, training load, sleep quality score, nap, sleep breathing quality |
| Modes | 117 fitness modes, 19 professional modes | 154 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 | Strength training guidance, camera remote control, find phone function, answering a call, VO2 max, making a call, Find my Device, breathing training function, store & play music, sunrise/sunset times, auto pause, auto lap, realtime location tracking, music playback control, weather information, instant message reply, PeakBeats workout status algorithm, ExerSense algorithm, Dual-band navigation, linear motor, Virtual Pacer, track run mode, smart trajectory correction, route file import |
| Notifications | SMS, Email, social apps, incoming calls | SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou/QZSS receiver | - |
| Internet of Things (IoT) Compatible | Yes | Yes |
| IoT Intelligent Assistant | Alexa built-in | Alexa built-in |
| IoT Voice Controlled | Direct | Direct |
| CONNECTIVITY | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 5.2 | Wi-Fi, Bluetooth 5.0 |
|---|
| DISPLAY | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Type | AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 466 x 466 pixels | 390 x 450 pixels |
| Screen Size | 1.43" | 1.75" |
| Pixel Density | 326 ppi | 341 ppi |
| Screen Protection | - | Tempered glass |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Type | Touch sensitive screen, push buttons | Touch sensitive screen, push button |
|---|
| CASE | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Case Shape | Round | Rectangular |
|---|---|---|
| Bezel | Metal | - |
| Case Details | Blue | Silver | Space black | Aluminium alloy |
| BAND | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | 160-220 mm | 140-200 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin buckle |
| Band Material | TPU | Fluoroelastomer |
| Band Colour | Blue | White | Black | Infinite black | Misty white | Rosebud pink |
| STORAGE | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| User Memory | - | 2.3 GB |
|---|
| BATTERY | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Capacity | 470 mAh | 300 mAh |
|---|---|---|
| Battery Life | 12 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 8 days Battery Saver Watch Mode - up to 16 days Clock - up to 30 days Heavy usage - up to 4 days Accurate mode (with GPS) - up to 16 hours GPS mode - up to 28 hours Power saving mode (with GPS) - up to 33 hours |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 2.5 hour(s) | 2 hour(s) |
| MISCELLANEOUS | Xiaomi Watch S1 Active | Amazfit GTS 4 |
|---|
| Included Accessories | Magnetic charging cable | Magnetic charging cable |
|---|---|---|
| Preloaded Software | - | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| 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 | 0 °C |
| Warranty | 2-year warranty | 1-year warranty |
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