2.1Display4.8
Dimensions
Size comparison
Flex SmartRace S
| Flex Smart | Race S | Difference | |
|---|---|---|---|
| Case size | 44 mm | 45 mm | −1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Flex Smart better than Race S?
Flex Smart has no measurable advantages in this pair.
Why is Race S better than Flex Smart?
- Screen size1.1″ vs 1.32″+20%
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 45 mm |
| Weight | — | 53 g |
| Thickness | — | 11.4 mm |
| Height | — | 45 mm |
| Width | — | 45 mm |
| Case material | — | Titanium |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Saphirglas Saphirglas |
| Strap material | Silikon, Edelstahl | Silicone |
| Water resistance | — | 10 ATM |
| Water rating (maker) | — | 100 m / 10 bar / 10 ATM |
| Colours | Silver, Red | — |
| Display | ||
| Screen size | 1.1″ | 1.32″ |
| Display technology | LCD | AMOLED |
| Panel | LCD | Farbdisplay |
| AMOLED / OLED display | No | No |
| Always-on display | — | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | — | 466 px |
| Resolution (height) | — | 466 px |
| Pixel density | — | 353 ppi |
| Battery | ||
| Battery life (smartwatch mode) | — | 9 days |
| GPS battery life | — | 40 h |
| GPS battery life (dual-band) | — | 30 h |
| Battery capacity | 150 mAh | — |
| Battery type | — | Li-Ion |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | — | Yes |
| Temperature sensor | — | Yes |
| HRV tracking | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | — | heart rate, barometer |
| Sports & navigation | ||
| Built-in GPS | — | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | — | GPS, GLONASS, GALILEO, BDS, QZSS |
| Offline maps | — | Yes |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | — | 95 |
| Dive mode | — | Yes |
| LED flashlight | Yes | — |
| Connectivity | ||
| Bluetooth | 2 | — |
| Smart features | ||
| Storage | — | 32 GB |
| Platform | ||
| Operating system | — | Suunto OS |
| Platform | — | Proprietary |
| Works with | iOS, Android | iOS, Android |
