When placed side by side, the Index Card 3×5 and Apple Watch Ultra 3 reveal a clear story. In terms of height, the Index Card 3×5 stands at 127.0 mm while the Apple Watch Ultra 3 measures 49.0 mm. The Index Card 3×5 is 78.0 mm taller. Looking at width, the Index Card 3×5 is 76.2 mm across versus the Apple Watch Ultra 3's 44.0 mm. The Index Card 3×5 is 32.2 mm wider. For thickness, the Index Card 3×5 comes in at 0.2 mm compared to the Apple Watch Ultra 3's 14.4 mm. The Apple Watch Ultra 3 is 14.2 mm thicker.
| Metric | Index Card 3×5 | Apple Watch Ultra 3 | Diff |
|---|---|---|---|
| Width | 76.2 mm | 44.0 mm | +32.2 mm |
| Height | 127.0 mm | 49.0 mm | +78.0 mm |
| Depth | 0.2 mm | 14.4 mm | -14.2 mm |
| Weight | N/A | 61.4 g | - |