vs
9.6Display9.7
9.6Health tracking5.5
Dimensions
Size comparison
T-Rex 3 ProCall Max AMOLED Smartwatch
| T-Rex 3 Pro | Call Max AMOLED Smartwatch | Difference | |
|---|---|---|---|
| Case size | 48 mm | 41.5 mm | +6.5 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is T-Rex 3 Pro better than Call Max AMOLED Smartwatch?
T-Rex 3 Pro has no measurable advantages in this pair.
Why is Call Max AMOLED Smartwatch better than T-Rex 3 Pro?
- Screen size1.5″ vs 1.95″+30%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 42 mm |
| Weight | 74.5 g | — |
| Thickness | 14 mm | — |
| Height | 48 mm | — |
| Width | 48 mm | — |
| Case material | Plastic / polymer | Aluminium |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire glass | Mineralglas Mineralglas |
| Strap material | — | Aluminium |
| Water resistance | 10 ATM | — |
| Display | ||
| Screen size | 1.5″ | 1.95″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 480 px | — |
| Resolution (height) | 480 px | — |
| Pixel density | 466 ppi | — |
| Peak brightness | 3,000 nits | — |
| Battery | ||
| Battery life (smartwatch mode) | 25 days | — |
| GPS battery life | 85 h | — |
| GPS battery life (dual-band) | 38 h | — |
| Battery capacity | 700 mAh | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | Yes |
| Sensors | — | heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Dual-band GPS | Yes | — |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Sport profiles | 180 | — |
| LED flashlight | Yes | — |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.2 | 5.1 |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Platform | ||
| Platform | Proprietary | — |
| Works with | Android, iOS | iOS, Android |
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