| Physical size | 41 x 35 x 10.7 mm (1.61 x 1.38 x 0.42 in) and 45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in) |
| Material | Aluminium, stainless steel and titaniumcase options. Ion-X glass (aluminium), Sapphire crystal (Stainless Steel) |
| Charging | Fast-charing USB-C Cable (33% faster than on Series 6). 80% charge in 45 minutes. |
| Battery | 309 mAh Lithium-polymer |
| Battery life | 18 hours |
| Water resistance | WR50 (50 metres), IP6X certification for dust |
| Weight | 41mm - 32.0 grams (Aluminum, GPS, GPS + Cellular) 42.3 grams (Stainless Steel) 37.0 grams (Titanium); 45mm - 38.8 grams (Aluminum, GPS, GPS + Cellular) 51.5 grams (Stainless Steel) 45.1 grams (Titanium) |
| Display type | Always-On Retina display with Force Touch, LTPO OLED display (1000 nits) when screen is active, 500 nits when wrist is down. Up to 70% brighter than Series 6. |
| Display size | 1.7mm borders - nearly 20% more screen area than Series 6. 41mm (1.69 inches), 45mm (1.9 inches) |
| Display resolution | 41mm (352 x 430 pixels); 45mm (396 x 484 pixels) |
| Color options | Aluminium (Midnight, Starlight, Green, Blue, Product Red), Stainless Steel (Graphite, Silver, Gold), Titanium (Space Black, Titanium) |
