vs
4.0Display6.4
8.8Battery life3.0
4.9Health tracking8.3
6.5Sports & outdoor2.9
5.5Build & durability4.0
Dimensions
Size comparison
Instinct 3 50mm Solar Tactical EditionGrit X2
| Instinct 3 50mm Solar Tactical Edition | Grit X2 | Difference | |
|---|---|---|---|
| Height | 50 mm | 44.7 mm | +5.3 mm |
| Width | 50 mm | 44.7 mm | +5.3 mm |
| Thickness | 14.4 mm | 12.5 mm | +1.9 mm |
| Weight | 58 g | 62 g | −4 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Instinct 3 50mm Solar Tactical Edition better than Grit X2?
- Battery life (smartwatch mode)40 days vs 8 days5×
- GPS battery life60 h vs 25 h2.4×
- Water resistance10 ATM vs 5 ATM2×
- Screen size1.56″ vs 1.28″+22%
- LED flashlightYes · Grit X2: No
- Weight58 g vs 62 g+7%
Why is Grit X2 better than Instinct 3 50mm Solar Tactical Edition?
- AMOLED / OLED displayNo · Instinct 3 50mm Solar Tactical Edition: Yes
- Pixel density113 ppi vs 325 ppi2.9×
- Storage0.12 GB vs 32 GB266.7×
- Resolution (width)176 px vs 416 px2.4×
- Thickness14.4 mm vs 12.5 mm+15%
Specifications
Side by side
| Design & durability | ||
| Case size | 50 mm | 45 mm |
| Weight | 58 g | 62 g |
| Thickness | 14.4 mm | 12.5 mm |
| Height | 50 mm | 44.7 mm |
| Width | 50 mm | 44.7 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | No | — |
| Lens / cover glass | Power Glass ™ | — |
| Strap material | silicone | — |
| Water resistance | 10 ATM | 5 ATM |
| Water rating (maker) | 10 ATM | WR50 |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | — | Brown Copper, Night Black |
| Display | ||
| Screen size | 1.56″ | 1.28″ |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | Monochrome, sunlight-visible, transflective memory-in-pixel | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Touchscreen | — | Yes |
| Resolution (width) | 176 px | 416 px |
| Resolution (height) | 176 px | 416 px |
| Pixel density | 113 ppi | 325 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 40 days | 8 days |
| Battery saver mode | 100 days | — |
| GPS battery life | 60 h | 25 h |
| GPS battery life (dual-band) | 34 h | — |
| Battery capacity | — | 310 mAh |
| Battery type | Lithium ion | Li-Pol |
| Solar charging | Yes | — |
| Wireless charging | No | — |
| Charging | Garmin proprietary plug charger | — |
| 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 | GPS, GLONASS, Galileo, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer | Barometer, Magnetometer compass, Accelerometer, Gyroscope |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO | — |
| Offline maps | — | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 95 | — |
| LED flashlight | Yes | No |
| Connectivity | ||
| NFC payments | Yes | — |
| ANT+ sensors | Yes | — |
| Smart features | ||
| Storage | 0.12 GB | 32 GB |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | Polar OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | — |
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