Why is Tank T4 better than Halo?
- Battery life (smartwatch mode)15 days vs 7 days2.1×
- Battery capacity500 mAh vs 300 mAh+67%
Why is Halo better than Tank T4?
Halo has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | — | 42 mm |
| Weight | 71 g | — |
| Thickness | — | 10 mm |
| Case material | Stainless steel | — |
| Lens / cover glass | Gorilla Glas | — |
| Strap material | Silikon | Leder |
| Water resistance | 10 ATM | — |
| Water rating (maker) | 100 m / 10 bar / 10 ATM | — |
| Colours | Anthracite | — |
| Display | ||
| Screen size | 1.43″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Resolution (width) | 466 px | 466 px |
| Resolution (height) | 466 px | 466 px |
| Battery | ||
| Battery life (smartwatch mode) | 15 days | 7 days |
| Battery capacity | 500 mAh | 300 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | heart rate, SpO2, accelerometer | — |
| Connectivity | ||
| Bluetooth | 5 | 5.3 |
| Platform | ||
| Works with | iOS, Android | — |
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