vs
8.8Display4.4
8.2Battery life9.8
9.6Health tracking4.9
9.5Sports & outdoor5.2
7.3Build & durability7.8
Dimensions
Size comparison
T-Rex Ultra 2Vertix 2S
| T-Rex Ultra 2 | Vertix 2S | Difference | |
|---|---|---|---|
| Height | 51 mm | 50.3 mm | +0.7 mm |
| Width | 51 mm | 50.3 mm | +0.7 mm |
| Thickness | 14.3 mm | 16 mm | −1.7 mm |
| Weight | 89 g | 87 g | +2 g |
Drawn to the same scale from the official dimensions (front and side).
Why is T-Rex Ultra 2 better than Vertix 2S?
- AMOLED / OLED displayYes · Vertix 2S: No
- Sport profiles180 vs 434.2×
- Screen size1.5″ vs 1.4″+7%
- Resolution (width)480 px vs 280 px+71%
- Pixel density322 ppi vs 200 ppi+61%
- GPS battery life (dual-band)50 h vs 43 h+16%
- Thickness14.3 mm vs 16 mm+12%
Why is Vertix 2S better than T-Rex Ultra 2?
- GPS battery life40 h vs 118 h3×
- Battery life (smartwatch mode)30 days vs 36 days+20%
- Weight89.2 g vs 87 g+3%
Specifications
Side by side
| Design & durability | ||
| Case size | 51 mm | 50 mm |
| Weight | 89.2 g | 87 g |
| Thickness | 14.3 mm | 16 mm |
| Height | 51 mm | 50.3 mm |
| Width | 51 mm | 50.3 mm |
| Case material | Plastic / polymer | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire glass | Sapphire Glass |
| Strap material | — | Silicone / Nylon |
| Water resistance | 10 ATM | 10 ATM |
| Water rating (maker) | — | 10 ATM |
| Display | ||
| Screen size | 1.5″ | 1.4″ |
| Display technology | AMOLED | Memory-in-pixel (transflective) |
| Panel | AMOLED | Touch Screen Always-On Memory LCD |
| AMOLED / OLED display | Yes | No |
| Always-on display | — | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 480 px | 280 px |
| Resolution (height) | 480 px | 280 px |
| Pixel density | 322 ppi | 200 ppi |
| Peak brightness | 3,000 nits | — |
| Battery | ||
| Battery life (smartwatch mode) | 30 days | 36 days |
| GPS battery life | 40 h | 118 h |
| GPS battery life (dual-band) | 50 h | 43 h |
| Battery capacity | 870 mAh | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | Yes |
| HRV tracking | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | — | Optical Heart Rate Monitor, Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer ), Optical Pulse Oximeter, Electrical Heart Rate Sensor for HRV and Wellness Checks |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | — | GLONASS, GALILEO, BDS, QZSS |
| Offline maps | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | 180 | 43 |
| LED flashlight | Yes | — |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.2 | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | Yes |
| Storage | — | 32 GB |
| Platform | ||
| Platform | Proprietary | Proprietary |
| Works with | Android, iOS | — |
