Compare Smartwatch sizes
6 Smartwatch models at true scale.
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All Smartwatch dimensions
| Gadget | Brand | Width (mm) | Depth (mm) | Height (mm) | Volume | Weight | As published | Compare |
|---|---|---|---|---|---|---|---|---|
| Samsung Galaxy Watch Ultra 2 | Samsung | 47.4 | 47.1 | 10.7 | 0.024 L | 62 g | 47.4 x 47.1 x 10.7 mm | |
| Garmin Fenix 8 (47mm AMOLED) | Garmin | 47 | 47 | 13.8 | 0.030 L | 95 g | 47 x 47 x 13.8 mm | |
| Apple Watch Ultra 3 | Apple | 49 | 44 | 12 | 0.026 L | 62 g | 49 x 44 x 12 mm | |
| Google Pixel Watch 4 | 45 | 45 | 12.3 | 0.025 L | 37 g | 45 x 45 x 12.3 mm (45mm) / 41 x 41 x 12.3 mm (41mm) | ||
| OnePlus Watch 3 | OnePlus | 46.6 | 46.6 | 12.1 | 0.026 L | 76 g | 46.6 x 46.6 x 12.1 mm (without heart rate sensor bump) | |
| Samsung Galaxy Watch8 | Samsung | 44.4 | 43.3 | 9.7 | 0.019 L | 33 g | 44.4 x 43.3 x 9.7 mm (44mm) / 40.4 x 39.3 x 9.7 mm (40mm) |
Specs last refreshed 18 Aug 2026.