vs
9.7Display4.2
9.6Health tracking5.0
9.5Sports & outdoor4.7
4.1Smart features3.9
8.6Build & durability2.9
Dimensions
Size comparison
T-Rex 3 ProGT1
| T-Rex 3 Pro | GT1 | Difference | |
|---|---|---|---|
| Height | 48 mm | 53.9 mm | −5.9 mm |
| Width | 48 mm | 51.9 mm | −3.9 mm |
| Thickness | 14 mm | 13.2 mm | +0.8 mm |
| Weight | 74 g | 92 g | −18 g |
Drawn to the same scale from the official dimensions (front and side).
Why is T-Rex 3 Pro better than GT1?
- Water resistance10 ATM vs 5 ATM2×
- AMOLED / OLED displayYes · GT1: No
- Weight74.5 g vs 92 g+23%
- Screen size1.5″ vs 1.43″+5%
- Battery capacity700 mAh vs 480 mAh+46%
- Resolution (width)480 px vs 466 px+3%
Why is GT1 better than T-Rex 3 Pro?
- Thickness14 mm vs 13.2 mm+6%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 54 mm |
| Weight | 74.5 g | 92 g |
| Thickness | 14 mm | 13.2 mm |
| Height | 48 mm | 53.9 mm |
| Width | 48 mm | 51.9 mm |
| Case material | Plastic / polymer | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire glass | Panda Glass |
| Water resistance | 10 ATM | 5 ATM |
| Colours | — | Black |
| Display | ||
| Screen size | 1.5″ | 1.43″ |
| Display technology | AMOLED | LCD |
| Panel | AMOLED | TFT LCD |
| AMOLED / OLED display | Yes | No |
| Touchscreen | Yes | — |
| Resolution (width) | 480 px | 466 px |
| Resolution (height) | 480 px | 466 px |
| Pixel density | 466 ppi | 461 ppi |
| Peak brightness | 3,000 nits | — |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 25 days | — |
| GPS battery life | 85 h | — |
| GPS battery life (dual-band) | 38 h | — |
| Battery capacity | 700 mAh | 480 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | — | Accelerometer, heart rate, SpO2, barometer, compass |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sport profiles | 180 | — |
| LED flashlight | Yes | — |
| Connectivity | ||
| NFC payments | — | No |
| LTE (cellular) | — | No |
| eSIM | — | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.2 | 5.3 |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Platform | ||
| Operating system | — | Proprietary OS |
| Platform | Proprietary | Proprietary |
| Works with | Android, iOS | — |
