vs
3.4Display3.8
5.1Battery life6.4
4.9Health tracking4.9
9.1Sports & outdoor6.0
6.5Smart features6.5
5.4Build & durability2.4
Dimensions
Size comparison
Fenix 7S Solar EditionForerunner 955 Solar
| Fenix 7S Solar Edition | Forerunner 955 Solar | Difference | |
|---|---|---|---|
| Height | 42 mm | 46.5 mm | −4.5 mm |
| Width | 42 mm | 46.5 mm | −4.5 mm |
| Thickness | 14.1 mm | 14.4 mm | −0.3 mm |
| Weight | 63 g | 53 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Fenix 7S Solar Edition better than Forerunner 955 Solar?
- Water resistance10 ATM vs 5 ATM2×
- Sport profiles99 vs 80+24%
- Thickness14.1 mm vs 14.4 mm+2%
Why is Forerunner 955 Solar better than Fenix 7S Solar Edition?
- Battery life (smartwatch mode)11 days vs 15 days+36%
- GPS battery life37 h vs 42 h+14%
- Storage16 GB vs 32 GB2×
- Weight63 g vs 53 g+19%
- Screen size1.2″ vs 1.3″+8%
- Resolution (width)240 px vs 260 px+8%
Specifications
Side by side
| Design & durability | ||
| Case size | 42 mm | 46 mm |
| Weight | 63 g | 53 g |
| Thickness | 14.1 mm | 14.4 mm |
| Height | 42 mm | 46.5 mm |
| Width | 42 mm | 46.5 mm |
| Case material | Stainless steel | Plastic / polymer |
| Sapphire crystal | No | No |
| Lens / cover glass | Power Glass™ | Corning® Gorilla® Glass 3 DX |
| Strap material | silicone | silicone |
| Water resistance | 10 ATM | 5 ATM |
| Water rating (maker) | 10 ATM | 5 ATM |
| Display | ||
| Screen size | 1.2″ | 1.3″ |
| Display technology | Memory-in-pixel (transflective) | Memory-in-pixel (transflective) |
| Panel | Sunlight-visible, transflective memory-in-pixel | Sunlight-visible, transflective memory-in-pixel |
| AMOLED / OLED display | No | No |
| Always-on display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 240 px | 260 px |
| Resolution (height) | 240 px | 260 px |
| Pixel density | 200 ppi | 200 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 11 days | 15 days |
| Battery saver mode | 38 days | — |
| GPS battery life | 37 h | 42 h |
| GPS battery life (dual-band) | — | 20 h |
| Battery type | Lithium ion | — |
| Solar charging | Yes | Yes |
| Wireless charging | No | No |
| Charging | Garmin proprietary plug charger | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | 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 | 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 | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 99 | 80 |
| Connectivity | ||
| NFC payments | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| ANT+ sensors | Yes | Yes |
| Smart features | ||
| Music on the watch | Yes | Yes |
| Storage | 16 GB | 32 GB |
| Third-party apps | Yes | Yes |
| Platform | ||
| Operating system | Garmin OS | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |





