Dimensions
Size comparison
Balance 3PSW 300
| Balance 3 | PSW 300 | Difference | |
|---|---|---|---|
| Case size | 51.4 mm | 41 mm | +10.4 mm |
| Thickness | 12.5 mm | 13 mm | −0.5 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Balance 3 better than PSW 300?
- Battery life (smartwatch mode)21 days vs 12 days+75%
- Battery capacity658 mAh vs 240 mAh2.7×
- Thickness12.5 mm vs 13 mm+4%
Why is PSW 300 better than Balance 3?
- Screen size1.5″ vs 1.85″+23%
Specifications
Side by side
| Design & durability | ||
| Case size | 49 mm | 41 mm |
| Weight | 62 g | — |
| Thickness | 12.5 mm | 13 mm |
| Height | 51.4 mm | — |
| Width | 51.4 mm | — |
| Case material | Titanium | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire glass | — |
| Strap material | — | Silikon |
| Water resistance | 10 ATM | — |
| Military-grade (MIL-STD-810) | Yes | — |
| Display | ||
| Screen size | 1.5″ | 1.85″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 480 px | — |
| Resolution (height) | 480 px | — |
| Pixel density | 323 ppi | — |
| Peak brightness | 3,000 nits | — |
| Battery | ||
| Battery life (smartwatch mode) | 21 days | 12 days |
| GPS battery life (dual-band) | 41 h | — |
| Battery capacity | 658 mAh | 240 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | Yes |
| Sensors | — | heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Dual-band GPS | Yes | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Sport profiles | 180 | — |
| LED flashlight | Yes | — |
| Connectivity | ||
| Wi-Fi | 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 | — |
| Storage | 64 GB | — |
| Platform | ||
| Platform | Proprietary | — |
| Works with | Android, iOS | — |
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