vs
2.3Display3.4
7.0Battery life3.5
4.9Health tracking2.1
2.8Sports & outdoor2.2
5.6Build & durability8.0
Dimensions
Size comparison
Instinct SolarGrit X
| Instinct Solar | Grit X | Difference | |
|---|---|---|---|
| Height | 45 mm | 47 mm | −2 mm |
| Width | 45 mm | 47 mm | −2 mm |
| Thickness | 15.3 mm | 13 mm | +2.3 mm |
| Weight | 53 g | 64 g | −11 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Instinct Solar better than Grit X?
- Battery life (smartwatch mode)24 days vs 6 days4×
- Weight53 g vs 64 g+21%
- Screen size1.27″ vs 1.2″+6%
Why is Grit X better than Instinct Solar?
- GPS battery life30 h vs 35 h+17%
- Pixel density101 ppi vs 200 ppi+98%
- Resolution (width)128 px vs 240 px+88%
- Thickness15.3 mm vs 13 mm+18%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 47 mm |
| Weight | 53 g | 64 g |
| Thickness | 15.3 mm | 13 mm |
| Height | 45 mm | 47 mm |
| Width | 45 mm | 47 mm |
| Case material | Plastic / polymer | Stainless steel |
| Sapphire crystal | No | — |
| Lens / cover glass | Power Glass™ | — |
| Strap material | silicone | — |
| Water resistance | 10 ATM | 10 ATM |
| Water rating (maker) | 10 ATM | WR100 |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | — | White & Silver, Green & Silver, Green & Black, Black & Black |
| Display | ||
| Screen size | 1.27″ | 1.2″ |
| Display technology | Memory-in-pixel (transflective) | Memory-in-pixel (transflective) |
| Panel | Monochrome, sunlight-visible, transflective memory-in-pixel | MIP |
| AMOLED / OLED display | No | No |
| Always-on display | Yes | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | 128 px | 240 px |
| Resolution (height) | 128 px | 240 px |
| Pixel density | 101 ppi | 200 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 24 days | 6 days |
| Battery saver mode | 56 days | — |
| GPS battery life | 30 h | 35 h |
| Battery capacity | — | 345 mAh |
| Battery type | — | Li-Pol |
| Solar charging | Yes | — |
| Wireless charging | No | — |
| Charging | Garmin proprietary plug charger | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| Skin temperature | — | No |
| Temperature sensor | Yes | — |
| HRV tracking | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | GPS, GLONASS, Galileo, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Accelerometer, Thermometer | Barometer, Magnetometer compass, Accelerometer, Gyroscope |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO | — |
| Offline maps | — | No |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sport profiles | 28 | — |
| LED flashlight | — | No |
| Connectivity | ||
| ANT+ sensors | Yes | — |
| Smart features | ||
| Storage | 0.02 GB | — |
| Platform | ||
| Operating system | Garmin OS | Polar OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | — |
