Amazfit Active 2 Smartwatch vs Xiaomi Watch S4
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General
| Brand | Amazfit | Xiaomi |
| Model Name | Active 2 | S4 |
| Series | Premium | |
| Ideal For | Men, Women | Men, Women |
| Sales Package | Smart Watch, Magnetic Charging Cable, User Manual | Smartwatch, User Manual, Charger |
Design and Body
| Weight | 31.55 g | 32 g |
| Material | Stainless Steel and Polymer | Stainless Steel Frame |
| Strap | 20mm Leather | Fluororubber, Leather, Milanese strap |
| Shape | Circle | Circle |
| Water Resistant | Yes | Yes |
| Water Resistant Depth | 50 m | 50 m |
| Water Resistant Certificate | 5ATM | |
| Dust Proof | Yes |
Display
| Type | Color AMOLED | Color AMOLED |
| Touch | Yes | Yes |
| Size | 1.32 inches | 1.32 inches |
| Resolution | 466 x 466 pixels | 466 x 466 pixels |
| PPI | 353 ppi | 326 ppi |
| Ambient Light Sensor | Yes | Yes |
| Always On Display | Yes | |
| Glass Type | Sapphire Glass | |
| Features | 2000 Nits Brightness | 1500 Nits Brightness, 60Hz refresh rate |
Connectivity
| Wi-Fi | Yes | |
| Bluetooth | Yes, 5.2 | Yes, 5.4 |
| Bluetooth Calling | Yes | Yes |
| GPS | Yes | Yes |
Extra
| NFC | Yes | |
| Gyroscope | Yes | Yes |
| Voice Assistant | Yes, Zepp Flow | Yes |
| Inbuilt Microphone | Yes | Yes |
| Inbuilt Speaker | Yes | Yes |
| Notifications | Yes | |
| Extra Features | 160 Sports Modes, HRV Tracking, and Wild.AI Integration, Offline Maps | Multiple Sports Mode, Multiple Watch Faces |
Technical
| OS | ZeppOS | Xiaomi HyperOS 3 |
| Compatible OS | Android 7.0 and above, iOS 14.0 and above | Android 8.0 or Above and iOS 14.0 or Above |
Battery
| Battery Capacity | 270 mAh | 320 mAh |
| Battery Type | Li-Poly | |
| Removable Battery | Non-Removable Battery | Non-Removable Battery |
| Battery Backup | 10 days | 8 days |
| Charging Time | 2 hours | |
| Wireless Charging | Yes |
Fitness Features and Sensors
| Heart Rate Monitor | Yes | Yes |
| SpO2 (Blood Oxygen) Monitor | Yes | Yes |
| Temperature Sensor | Yes | |
| Pedometer | Yes | Yes |
| Altimeter | Yes | |
| Compass | Yes | |
| Sleep Monitor | Yes | Yes |
| Reminder | Yes | Yes |
| Meters and Sensors | Accelerometer, Step Count, BioTracker 6.0 PPG biosensor, Barometer | Accelerometer, Calorie Count, Step Count, Barometer |
| Extra Features | Alarm Clock, Stopwatch, Timer | Alarm Clock, Stopwatch, Timer |
Discuss
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