Kospet Tank M4 Smartwatch vs Amazfit T-Rex 3 Pro Smartwatch
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General
| Brand | Kospet | Amazfit |
| Model Name | Tank M4 | T-Rex 3 Pro |
| Ideal For | Men, Women | Men, Women |
| Sales Package | Smartwatch, User Manual | Smartwatch 48mm, User Manual |
Design and Body
| Weight | 80 g | 52 g |
| Material | SGS certified to MIL-STD-810H | Military-grade design with grade 5 titanium bezel |
| Strap | 22mm Liquid Silicon | 22mm Silicon |
| Shape | Rectangle | Circle |
| Water Resistant | Yes | Yes |
| Water Resistant Depth | 100 m | 45 m |
| Water Resistant Certificate | 10ATM, IP69K | 10ATM |
| Dust Proof | Yes | Yes |
| Scratch Resistant | Yes | No |
Display
| Type | Color AMOLED | Color AMOLED |
| Touch | Yes | Yes |
| Size | 1.96 inches | 1.5 inches |
| Resolution | 410 x 502 pixels | 480 x 480 pixels |
| PPI | 331 ppi | 453 ppi |
| Ambient Light Sensor | Yes | Yes |
| Always On Display | Yes | Yes |
| Glass Type | Corning Gorilla Glass 3 | Sapphire Glass |
| Features | 1000 Nits Brightness | 3000 Nits Brightness |
Memory
| RAM | 16 MB | |
| Inbuilt Memory | 32 GB |
Connectivity
| Bluetooth | Yes | Yes, 5.0 |
| Bluetooth Calling | Yes | Yes |
| GPS | Yes | Yes |
Extra
| Gyroscope | Yes | Yes |
| Voice Assistant | Yes | |
| Inbuilt Microphone | Yes | Yes |
| Inbuilt Speaker | Yes | Yes |
| Notifications | Yes | Yes |
| Extra Features | 170 Freestyle Training Modes, Walkie-Talkie, Apexmove App | 180+ sport modes, Zepp Flow App, Smarter Metrics |
Camera
| Flash | Yes, LED | LED |
Technical
| OS | Zepp OS 5 | |
| Compatible OS | Android 7.0 and above, iOS 14.0 and above | Android 5.0 or iOS 10.0 and above |
Battery
| Battery Capacity | 550 mAh | 700 mAh |
| Battery Type | Cobalt | Lithium-Ion Polymer |
| Battery Backup | 15 days | 25 days |
| Charging Time | 2 hours | |
| StandBy Time | 1.31 months |
Fitness Features and Sensors
| Heart Rate Monitor | Yes | Yes |
| SpO2 (Blood Oxygen) Monitor | Yes | Yes |
| BP Monitor | No | |
| Temperature Sensor | Yes | Yes |
| Pedometer | Yes | Yes |
| Altimeter | Yes, Barometric | Yes |
| Compass | Yes | |
| Sleep Monitor | Yes | Yes |
| Reminder | Yes | Yes |
| Meters and Sensors | Accelerometer, Calorie Count, Step Count, 6-axis Gyroscope Sensor | Accelerometer, Calorie Count, Step Count, BioTracker 2 PPG Bio-Tracking Optical Sensor, Geomagnetic Sensor, Barometric |
| Extra Features | Alarm Clock, Stopwatch, Timer | Alarm Clock, Stopwatch, Timer |
Warranty
| Warranty | 1 year |
Discuss
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