vs
2.6Display3.8
6.6Battery life6.4
4.9Health tracking4.9
4.0Sports & outdoor6.0
9.5Build & durability2.5
Dimensions
Size comparison
Descent G1Forerunner 955
| Descent G1 | Forerunner 955 | Difference | |
|---|---|---|---|
| Height | 45.5 mm | 46.5 mm | −1 mm |
| Width | 45.5 mm | 46.5 mm | −1 mm |
| Thickness | 15.2 mm | 14.4 mm | +0.8 mm |
| Weight | 61 g | 52 g | +9 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Descent G1 better than Forerunner 955?
- Battery life (smartwatch mode)21 days vs 15 days+40%
- Water resistance10 ATM vs 5 ATM2×
- Sapphire crystalYes · Forerunner 955: No
Why is Forerunner 955 better than Descent G1?
- GPS battery life26 h vs 42 h+62%
- Storage0.03 GB vs 32 GB1,066.7×
- Weight61 g vs 52 g+17%
- Sport profiles46 vs 80+74%
- Screen size1.27″ vs 1.3″+2%
- Resolution (width)176 px vs 260 px+48%
- Pixel density139 ppi vs 200 ppi+44%
- Thickness15.2 mm vs 14.4 mm+6%
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 46 mm |
| Weight | 61 g | 52 g |
| Thickness | 15.2 mm | 14.4 mm |
| Height | 45.5 mm | 46.5 mm |
| Width | 45.5 mm | 46.5 mm |
| Case material | Plastic / polymer | Plastic / polymer |
| Sapphire crystal | Yes | No |
| Lens / cover glass | sapphire crystal | Corning® Gorilla® Glass 3 DX |
| Strap material | silicone | silicone |
| Water resistance | 10 ATM | 5 ATM |
| Water rating (maker) | Dive (100 meters) | 5 ATM |
| Rated dive depth | 100 m | — |
| Display | ||
| Screen size | 1.27″ | 1.3″ |
| Display technology | Memory-in-pixel (transflective) | Memory-in-pixel (transflective) |
| Panel | Monochrome, sunlight-visible, transflective memory-in-pixel | Sunlight-visible, transflective memory-in-pixel |
| AMOLED / OLED display | No | No |
| Always-on display | Yes | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | 176 px | 260 px |
| Resolution (height) | 176 px | 260 px |
| Pixel density | 139 ppi | 200 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 21 days | 15 days |
| Battery saver mode | 48 days | — |
| GPS battery life | 26 h | 42 h |
| GPS battery life (dual-band) | — | 20 h |
| Wireless charging | No | No |
| Charging | Garmin proprietary clip charger | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Temperature sensor | Yes | 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, Gyroscope, Accelerometer, Thermometer, Depth sensor | GPS, GLONASS, Galileo, QZSS, BeiDou, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO | GLONASS, GALILEO, BDS, QZSS |
| Offline maps | — | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 46 | 80 |
| Dive mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| Wi-Fi | — | Wi-Fi 4 |
| ANT+ sensors | Yes | Yes |
| Smart features | ||
| Music on the watch | — | Yes |
| Storage | 0.03 GB | 32 GB |
| Third-party apps | Yes | Yes |
| Platform | ||
| Operating system | Garmin OS | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
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