COROS
Device summary
Garmin
fēnix 8 51mm Solar
Full specifications
| Basic information | ||
|---|---|---|
| Release year | 2024 | 2024 |
| Starting price | — | — |
| Display size | 1.4-inch | 1.4-inch |
| Dimensions | 50.3 mm × 50.3 mm × 16.0 mm | 51.0 mm × 51.0 mm × 15.7 mm |
| Weight | 70 g | 67 g |
| Front material | Sapphire glass | — |
| Back material | Grade 5 titanium alloy with PVD coating | — |
| Display | ||
| Display technology | Memory LCD (MIP) | MIP |
| Resolution | 280 × 280 | 280 × 280 |
| Protection | Sapphire glass | — |
| Performance | ||
| Chipset | All-satellite dual-frequency GNSS | — |
| Storage | 32 GB | — |
| Expandable storage | No | — |
| Battery & charging | ||
| Charging standard | Magnetic charging (<2 h). Daily use 36 days; all-systems GPS 73 h; dual-frequency GPS 43 h; full GPS 118 h (music modes shorter) | Garmin proprietary clip / USB charging |
| Battery type | Lithium-ion | Lithium-ion |
| Connectivity | ||
| Cellular | GPS / GLONASS / Galileo / BeiDou / QZSS (dual-frequency), Downloadable global Landscape / Topo maps | GPS / multi-GNSS |
| Wi‑Fi | Wi-Fi / COROS App | — |
| Bluetooth | Bluetooth | Bluetooth |
| NFC | — | Yes |
| Build & durability | ||
| Frame | Titanium alloy with PVD coating | Fiber-reinforced polymer; titanium bezel |
| Ingress protection | 10 ATM | 10 ATM |
| Basic information | ||
|---|---|---|
| Release year | 2024 | 2024 |
| Starting price | — | — |
| Display size | 1.4-inch | 1.4-inch |
| Dimensions | 50.3 mm × 50.3 mm × 16.0 mm | 51.0 mm × 51.0 mm × 15.7 mm |
| Weight | 70 g | 67 g |
| Front material | Sapphire glass | — |
| Back material | Grade 5 titanium alloy with PVD coating | — |
| Display | ||
| Display technology | Memory LCD (MIP) | MIP |
| Resolution | 280 × 280 | 280 × 280 |
| Protection | Sapphire glass | — |
| Performance | ||
| Chipset | All-satellite dual-frequency GNSS | — |
| Storage | 32 GB | — |
| Expandable storage | No | — |
| Battery & charging | ||
| Charging standard | Magnetic charging (<2 h). Daily use 36 days; all-systems GPS 73 h; dual-frequency GPS 43 h; full GPS 118 h (music modes shorter) | Garmin proprietary clip / USB charging |
| Battery type | Lithium-ion | Lithium-ion |
| Connectivity | ||
| Cellular | GPS / GLONASS / Galileo / BeiDou / QZSS (dual-frequency), Downloadable global Landscape / Topo maps | GPS / multi-GNSS |
| Wi‑Fi | Wi-Fi / COROS App | — |
| Bluetooth | Bluetooth | Bluetooth |
| NFC | — | Yes |
| Build & durability | ||
| Frame | Titanium alloy with PVD coating | Fiber-reinforced polymer; titanium bezel |
| Ingress protection | 10 ATM | 10 ATM |
Key differences
The most meaningful measured gaps in size and weight — not an overall winner.
Thickness
fēnix 8 51mm Solar
0.3 mm thinner · minor difference
Height
fēnix 8 51mm Solar
0.7 mm taller · minor difference
Width
fēnix 8 51mm Solar
0.7 mm wider · minor difference
Display size
Very similar display size