vs
6.8Display8.6
9.1Battery life9.6
5.0Health tracking5.0
9.5Sports & outdoor9.4
9.7Build & durability9.7
Dimensions
Size comparison
Balance 2Balance Ultra
| Balance 2 | Balance Ultra | Difference | |
|---|---|---|---|
| Height | 47.4 mm | 51.8 mm | −4.4 mm |
| Width | 47.4 mm | 51.8 mm | −4.4 mm |
| Thickness | 12.3 mm | 13.4 mm | −1.1 mm |
| Weight | 43 g | 57 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Balance 2 better than Balance Ultra?
- Weight43 g vs 57 g+33%
- Thickness12.3 mm vs 13.4 mm+9%
Why is Balance Ultra better than Balance 2?
- Battery life (smartwatch mode)21 days vs 30 days+43%
- Peak brightness2,000 nits vs 3,000 nits+50%
- GPS battery life (dual-band)33 h vs 50 h+52%
- Battery capacity658 mAh vs 780 mAh+19%
Specifications
Side by side
| Design & durability | ||
| Case size | 47 mm | 49 mm |
| Weight | 43 g | 57 g |
| Thickness | 12.3 mm | 13.4 mm |
| Height | 47.4 mm | 51.8 mm |
| Width | 47.4 mm | 51.8 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire glass | Sapphire glass |
| Water resistance | 10 ATM | 10 ATM |
| Military-grade (MIL-STD-810) | — | Yes |
| Display | ||
| Screen size | 1.5″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 480 px | 480 px |
| Resolution (height) | 480 px | 480 px |
| Pixel density | 323 ppi | 323 ppi |
| Peak brightness | 2,000 nits | 3,000 nits |
| Battery | ||
| Battery life (smartwatch mode) | 21 days | 30 days |
| GPS battery life (dual-band) | 33 h | 50 h |
| Battery capacity | 658 mAh | 780 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Temperature sensor | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sport profiles | 180 | 180 |
| LED flashlight | — | Yes |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Calls from the wrist | Yes | Yes |
| Speaker | — | Yes |
| Microphone | Yes | Yes |
| Voice assistant | Yes | Yes |
| Music on the watch | — | Yes |
| Storage | — | 64 GB |
| Platform | ||
| Operating system | — | Zepp OS |
| Platform | Proprietary | Proprietary |
| Works with | Android, iOS | Android, iOS |
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