vs
8.6Display9.7
9.4Battery life9.0
5.0Health tracking9.6
9.4Sports & outdoor9.5
5.2Smart features4.1
9.5Build & durability8.6
Dimensions
Size comparison
Balance 3T-Rex 3 Pro
| Balance 3 | T-Rex 3 Pro | Difference | |
|---|---|---|---|
| Height | 51.4 mm | 48 mm | +3.4 mm |
| Width | 51.4 mm | 48 mm | +3.4 mm |
| Thickness | 12.5 mm | 14 mm | −1.5 mm |
| Weight | 62 g | 74 g | −12 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Balance 3 better than T-Rex 3 Pro?
- Weight62 g vs 74.5 g+20%
- Thickness12.5 mm vs 14 mm+12%
- GPS battery life (dual-band)41 h vs 38 h+8%
Why is T-Rex 3 Pro better than Balance 3?
- Battery life (smartwatch mode)21 days vs 25 days+19%
- Pixel density323 ppi vs 466 ppi+44%
- Battery capacity658 mAh vs 700 mAh+6%
Specifications
Side by side
| Design & durability | ||
| Case size | 49 mm | 48 mm |
| Weight | 62 g | 74.5 g |
| Thickness | 12.5 mm | 14 mm |
| Height | 51.4 mm | 48 mm |
| Width | 51.4 mm | 48 mm |
| Case material | Titanium | Plastic / polymer |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire glass | Sapphire glass |
| Water resistance | 10 ATM | 10 ATM |
| Military-grade (MIL-STD-810) | Yes | — |
| Display | ||
| Screen size | 1.5″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 480 px | 480 px |
| Resolution (height) | 480 px | 480 px |
| Pixel density | 323 ppi | 466 ppi |
| Peak brightness | 3,000 nits | 3,000 nits |
| Battery | ||
| Battery life (smartwatch mode) | 21 days | 25 days |
| GPS battery life | — | 85 h |
| GPS battery life (dual-band) | 41 h | 38 h |
| Battery capacity | 658 mAh | 700 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 | 180 | 180 |
| LED flashlight | Yes | Yes |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.2 | 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 | 64 GB | — |
| Platform | ||
| Platform | Proprietary | Proprietary |
| Works with | Android, iOS | Android, iOS |
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