iPhone 16 Pro vs iPhone 17 Pro: size comparison
iPhone 17 Pro is 0.4 mm taller and 0.4 mm wider than iPhone 16 Pro. iPhone 16 Pro would fit inside the outline of iPhone 17 Pro.
iPhone 16 Pro measures 149.6 x 71.5 x 8.25 mm (height x width x thickness), while iPhone 17 Pro measures 150.0 x 71.9 x 8.75 mm.
Both phones are drawn to the same scale on a grid where each square is 10 mm. Blue is iPhone 16 Pro, coral is iPhone 17 Pro.
| iPhone 16 Pro | iPhone 17 Pro | Difference | |
|---|---|---|---|
| Height | 149.6 mm | 150.0 mm | +0.4 mm |
| Width | 71.5 mm | 71.9 mm | +0.4 mm |
| Thickness | 8.25 mm | 8.75 mm | +0.5 mm |
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What the size difference means in daily use
One-handed use
The two phones are almost exactly as wide (71.5 mm and 71.9 mm), so reaching across the screen with one hand should feel much the same on both.
Pockets and bags
The heights are within a millimetre of each other, so neither phone sits noticeably deeper in a pocket. iPhone 17 Pro is slightly thicker, by 0.5 mm, which you may feel in a slim pocket.
Cases and screen protectors
The outside sizes are almost identical, but cases also depend on camera cut-outs, button positions and port locations, so check the exact model before buying accessories made for the other phone.
Frequently asked questions
Is iPhone 17 Pro bigger than iPhone 16 Pro?
iPhone 17 Pro is 0.4 mm taller and 0.4 mm wider than iPhone 16 Pro. iPhone 16 Pro would fit inside the outline of iPhone 17 Pro. Thickness differs by 0.5 mm.
Will a case for iPhone 16 Pro fit iPhone 17 Pro?
The outside sizes are almost identical, but cases also depend on camera cut-outs, button positions and port locations, so check the exact model before buying accessories made for the other phone.
Which is easier to hold with one hand, iPhone 16 Pro or iPhone 17 Pro?
The two phones are almost exactly as wide (71.5 mm and 71.9 mm), so reaching across the screen with one hand should feel much the same on both.
About these numbers
Sizes are height x width x thickness in millimetres, taken from manufacturer and retailer spec pages and phone databases. Thickness can differ slightly by colour or back material, and where sources show a range we use the larger value. If you spot a wrong number, please tell us and we will fix it.