
The Apple Watch Series 10 (46mm) and Apple Watch Series 11 (45mm) are most easily told apart by their overall size. On height, the Apple Watch Series 11 (45mm) measures 47.0 mm against the Apple Watch Series 10 (46mm)'s 46.0 mm — about 1.0 mm more. They match almost exactly in width, at 39.4 mm. On thickness, the Apple Watch Series 11 (45mm) measures 10.8 mm against the Apple Watch Series 10 (46mm)'s 9.7 mm — about 1.1 mm more.
The Apple Watch Series 11 (45mm) is the heavier of the two at 39 g, compared with 34.2 g for the Apple Watch Series 10 (46mm). That is a 4.799999999999997 g difference (14%). The gap is small enough that you would barely notice it day to day.
| Metric | Apple Watch Series 10 (46mm) | Apple Watch Series 11 (45mm) | Diff |
|---|---|---|---|
| Width | 39.4 mm | 39.6 mm | -0.2 mm |
| Height | 46.0 mm | 47.0 mm | -1.0 mm |
| Depth | 9.7 mm | 10.8 mm | -1.1 mm |
| Weight | 34.2 g | 39 g | -4.799999999999997 g |
Apple Watch Series 10 (46mm)
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AAA Battery
Apple Watch Series 10 (46mm)
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Credit Card
Apple Watch Series 10 (46mm)
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Apple Watch SE (2nd gen, 44mm)
Apple Watch Series 10 (46mm)
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Apple Watch Ultra 3
Apple Watch Series 11 (45mm)
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Credit Card
Apple Watch Series 11 (45mm)
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Apple Watch SE (2nd gen, 44mm)
Apple Watch Series 11 (45mm)
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Apple Watch Ultra 3