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Dimensions
Size comparison
GBD-300Tank T3 Ultra 2
| GBD-300 | Tank T3 Ultra 2 | Difference | |
|---|---|---|---|
| Case size | 49 mm | 48 mm | +1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is GBD-300 better than Tank T3 Ultra 2?
- Water resistance20 ATM vs 5 ATM4×
Why is Tank T3 Ultra 2 better than GBD-300?
- AMOLED / OLED displayNo · GBD-300: Yes
Specifications
Side by side
| Design & durability | ||
| Case size | 49 mm | 48 mm |
| Weight | — | 71 g |
| Thickness | 14.9 mm | — |
| Case material | Plastic / polymer | — |
| Lens / cover glass | Mineralglas Mineralglas | — |
| Strap material | Kunststoff, Resin | — |
| Water resistance | 20 ATM | 5 ATM |
| Water rating (maker) | 200 m / 20 bar / 20 ATM | 50 m / 5 bar / 5 ATM |
| Military-grade (MIL-STD-810) | — | Yes |
| Display | ||
| Screen size | — | 1.43″ |
| Display technology | LCD | AMOLED |
| Panel | LED | AMOLED |
| AMOLED / OLED display | No | Yes |
| Resolution (width) | — | 466 px |
| Resolution (height) | — | 466 px |
| Battery | ||
| Battery life (smartwatch mode) | — | 15 days |
| Battery capacity | — | 470 mAh |
| Health sensors | ||
| Optical heart rate | — | Yes |
| Blood oxygen (SpO2) | — | Yes |
| ECG | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | accelerometer | heart rate, SpO2, accelerometer |
| Connectivity | ||
| Bluetooth | 4 | 5 |
| Platform | ||
| Works with | — | iOS, Android |
