vs
8.6Display9.2
5.6Battery life8.2
4.9Health tracking9.6
9.6Sports & outdoor9.5
4.2Smart features4.2
5.2Build & durability7.3
Dimensions
Size comparison
Cheetah 2 ProT-Rex Ultra 2
| Cheetah 2 Pro | T-Rex Ultra 2 | Difference | |
|---|---|---|---|
| Height | 48 mm | 51 mm | −3 mm |
| Width | 48 mm | 51 mm | −3 mm |
| Thickness | 13.2 mm | 14.3 mm | −1.1 mm |
| Weight | 46 g | 89 g | −44 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Cheetah 2 Pro better than T-Rex Ultra 2?
- Weight45.6 g vs 89.2 g+96%
- Pixel density353 ppi vs 322 ppi+10%
- Thickness13.2 mm vs 14.3 mm+8%
Why is T-Rex Ultra 2 better than Cheetah 2 Pro?
- Battery life (smartwatch mode)20 days vs 30 days+50%
- GPS battery life26 h vs 40 h+54%
- Water resistance5 ATM vs 10 ATM2×
- Screen size1.32″ vs 1.5″+14%
- GPS battery life (dual-band)31 h vs 50 h+61%
- Battery capacity540 mAh vs 870 mAh+61%
- Sport profiles170 vs 180+6%
- Resolution (width)466 px vs 480 px+3%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 51 mm |
| Weight | 45.6 g | 89.2 g |
| Thickness | 13.2 mm | 14.3 mm |
| Height | 48 mm | 51 mm |
| Width | 48 mm | 51 mm |
| Case material | Titanium | Plastic / polymer |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire glass | Sapphire glass |
| Water resistance | 5 ATM | 10 ATM |
| Display | ||
| Screen size | 1.32″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 466 px | 480 px |
| Resolution (height) | 466 px | 480 px |
| Pixel density | 353 ppi | 322 ppi |
| Peak brightness | 3,000 nits | 3,000 nits |
| Battery | ||
| Battery life (smartwatch mode) | 20 days | 30 days |
| GPS battery life | 26 h | 40 h |
| GPS battery life (dual-band) | 31 h | 50 h |
| Battery capacity | 540 mAh | 870 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Offline maps | — | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sport profiles | 170 | 180 |
| LED flashlight | Yes | Yes |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.3 | 5.2 |
| Smart features | ||
| Calls from the wrist | Yes | Yes |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |
| Voice assistant | Yes | Yes |
| Music on the watch | Yes | Yes |
| Storage | 32 GB | — |
| Platform | ||
| Platform | Proprietary | Proprietary |
| Works with | Android, iOS | Android, iOS |
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