vs
8.6Display8.0
9.7Battery life7.9
5.0Health tracking4.9
9.7Sports & outdoor9.6
5.7Build & durability8.5
Dimensions
Size comparison
Active MaxT-Rex 2
| Active Max | T-Rex 2 | Difference | |
|---|---|---|---|
| Height | 48.5 mm | 47.1 mm | +1.4 mm |
| Width | 48.5 mm | 47.1 mm | +1.4 mm |
| Thickness | 12.2 mm | 13.6 mm | −1.5 mm |
| Weight | 40 g | 66 g | −27 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Active Max better than T-Rex 2?
- GPS battery life64 h vs 50 h+28%
- Weight39.5 g vs 66.5 g+68%
- Battery life (smartwatch mode)25 days vs 24 days+4%
- Screen size1.5″ vs 1.39″+8%
- Battery capacity658 mAh vs 500 mAh+32%
- Thickness12.2 mm vs 13.6 mm+12%
- Sport profiles170 vs 158+8%
- Resolution (width)480 px vs 454 px+6%
Why is T-Rex 2 better than Active Max?
- Water resistance5 ATM vs 10 ATM2×
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 47 mm |
| Weight | 39.5 g | 66.5 g |
| Thickness | 12.2 mm | 13.6 mm |
| Height | 48.5 mm | 47.1 mm |
| Width | 48.5 mm | 47.1 mm |
| Case material | Aluminium | Plastic / polymer |
| Lens / cover glass | Strengthened glass + anti-fingerprint coating | Glass material |
| Water resistance | 5 ATM | 10 ATM |
| Display | ||
| Screen size | 1.5″ | 1.39″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 480 px | 454 px |
| Resolution (height) | 480 px | 454 px |
| Pixel density | 323 ppi | 326 ppi |
| Peak brightness | 3,000 nits | — |
| Battery | ||
| Battery life (smartwatch mode) | 25 days | 24 days |
| GPS battery life | 64 h | 50 h |
| GPS battery life (dual-band) | — | 26 h |
| Battery capacity | 658 mAh | 500 mAh |
| Charging | — | Magnetic 2-pin pogo pin |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | Yes |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sport profiles | 170 | 158 |
| Connectivity | ||
| Bluetooth | 5.3 | 5 |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Platform | ||
| Platform | Proprietary | Proprietary |
| Works with | Android, iOS | — |
