| key specs |
| Strap Colour | Black, Brown, Blue, Brown Coco, Stainless Steel, Steel Mesh | - |
| Display Size | 44mm | - |
| Strap Material | Silicone | Silicone |
| Dial Shape | Round | Round |
| Ideal For | Unisex | Unisex |
| Compatible OS | - | iOS, Android |
| Display Type | - | AMOLED |
| general |
| Brand | Fossil | Amazfit |
| Model | Gen 6 (44mm) | T-Rex Pro |
| Release date | August 31, 2021 | March 23, 2021 |
| Model Name | Fossil Gen 6 | Amazfit T-Rex Pro |
| Dial Shape | Round | Round |
| Strap Material | Silicone | Silicone |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | - |
| Water Resistant | 3ATM | 10 ATM |
| Dial Material | Stainless Steel | Polycarbonate |
| Ideal For | Unisex | Unisex |
| Strap Colour | Black, Brown, Blue, Brown Coco, Stainless Steel, Steel Mesh | - |
| Size | - | Regular |
| Dial Colour | - | Desert Grey, Meteorite Black, Steel Blue |
| product details |
| Closure | Buckle | - |
| Sensor | Accelerometer, Altimeter, Ambient Light, Compass, Gyroscope, Off-body IR, PPG Heart Rate, SPO2 | Three-axis acceleration sensor, Heart Rate Sensor, BioTracker 2 PPG , ambient light sensor, Geomagnetic, three-axis gyroscope, barometric altimeter |
| Compatible Device | Android, iOS | Android, iOS |
| Notification | Email, Text, Social Apps | Yes |
| Battery Life | 24 Hours | 18 days |
| Charger Type | Magnetic Pin | Magnetic 2-pins Pogo Pin |
| Rechargeable Battery | Yes | Yes |
| Other Features | Social watch faces, calendar alerts, control for smart home devices | - |
| Charge Time | - | 1.5 hours |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5 | 5.0 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| platform and storage features |
| Operating System | Wear OS 2 | RTOS |
| RAM | 1GB | - |
| Processor Name | Snapdragon 4100+ | - |
| Internal Memory | 8GB | - |
| Compatible Operating System | - | iOS, Android |
| camera and display features |
| Display Resolution | 416x416 | 320x360 |
| Display Size | 44mm | - |
| Other Display Features | Color AMOLED, 326ppi | - |
| Display Type | - | AMOLED |
| Scratch Resistant | - | Tempered Glass + anti-fingerprint coating |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | 4 |
| Language | - | English |
| Other Fitness Features | - | 100+ sports modes |
| Other Watch Functions | - | Heart rate monitoring, sleep quality monitoring |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | Yes | - |
| Voice Control | Yes | - |
| dimensions |
| Width | - | 47.7 |
| Height | - | 47.7 |
| Thickness | - | 13.5 |
| Weight (g) | - | 59.40 |