Dimensions
Size comparison
Grit X2Race 2
| Grit X2 | Race 2 | Difference | |
|---|---|---|---|
| Height | 44.7 mm | 49 mm | −4.3 mm |
| Width | 44.7 mm | 49 mm | −4.3 mm |
| Thickness | 12.5 mm | 12.5 mm | = |
| Weight | 62 g | 76 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Grit X2 better than Race 2?
- Weight62 g vs 76 g+23%
- Pixel density325 ppi vs 311 ppi+5%
Why is Race 2 better than Grit X2?
- Battery life (smartwatch mode)8 days vs 18 days2.2×
- GPS battery life25 h vs 65 h2.6×
- Water resistance5 ATM vs 10 ATM2×
- Screen size1.28″ vs 1.5″+17%
- Resolution (width)416 px vs 466 px+12%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 49 mm |
| Weight | 62 g | 76 g |
| Thickness | 12.5 mm | 12.5 mm |
| Height | 44.7 mm | 49 mm |
| Width | 44.7 mm | 49 mm |
| Case material | Stainless steel | Stainless steel |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Saphirglas Saphirglas |
| Strap material | — | Silikon |
| Water resistance | 5 ATM | 10 ATM |
| Water rating (maker) | WR50 | 100 m / 10 bar / 10 ATM |
| Military-grade (MIL-STD-810) | Yes | — |
| Colours | Brown Copper, Night Black | — |
| Display | ||
| Screen size | 1.28″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | Farbdisplay |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 416 px | 466 px |
| Resolution (height) | 416 px | 466 px |
| Pixel density | 325 ppi | 311 ppi |
| LTPO display | — | Yes |
| Battery | ||
| Battery life (smartwatch mode) | 8 days | 18 days |
| GPS battery life | 25 h | 65 h |
| GPS battery life (dual-band) | — | 55 h |
| Battery capacity | 310 mAh | — |
| Battery type | Li-Pol | Li-Ion |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Barometer, Magnetometer compass, Accelerometer, Gyroscope | heart rate, barometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | — | GPS, GLONASS, GALILEO, BDS, QZSS |
| Offline maps | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Sport profiles | — | 95 |
| Dive mode | — | Yes |
| LED flashlight | No | — |
| Smart features | ||
| Storage | 32 GB | 32 GB |
| Platform | ||
| Operating system | Polar OS | Suunto OS |
| Platform | Proprietary | Proprietary |
| Works with | — | iOS, Android |
