
The Apple Watch Ultra 3 and Credit Card are most easily told apart by their overall size. On height, the Credit Card measures 54.0 mm against the Apple Watch Ultra 3's 49.0 mm — about 5.0 mm more. On width, the Credit Card measures 85.6 mm against the Apple Watch Ultra 3's 44.0 mm — about 41.6 mm more. On thickness, the Apple Watch Ultra 3 measures 12.0 mm against the Credit Card's 0.8 mm — about 11.2 mm more.
Only the Apple Watch Ultra 3 lists a weight (61.6 g), so a direct comparison is not possible.
| Metric | Apple Watch Ultra 3 | Credit Card | Diff |
|---|---|---|---|
| Width | 44.0 mm | 85.6 mm | -41.6 mm |
| Height | 49.0 mm | 54.0 mm | -5.0 mm |
| Depth | 12.0 mm | 0.8 mm | +11.2 mm |
| Weight | 61.6 g | N/A | - |
Apple Watch Ultra 3
vs
Apple Watch SE (2nd gen, 44mm)
Apple Watch Ultra 3
vs
Apple Watch Series 10 (46mm)
Apple Watch Ultra 3
vs
Apple Watch Series 11 (46mm)
Apple Watch Ultra 3
vs
Apple Watch Series 12 (46mm)
Apple Watch Ultra 3
vs
Apple Watch Ultra 4
Credit Card
vs
Canon EOS R6 Mark II
Credit Card
vs
Nintendo Switch 2
Credit Card
vs
Nintendo Switch (OLED model)