iPhone 17 Pro Max vs iPhone 16 Pro Max size
The iPhone 17 Pro Max measures 163.4 x 78 x 8.75 mm and the iPhone 16 Pro Max measures 163 x 77.6 x 8.25 mm. The iPhone 17 Pro Max and iPhone 16 Pro Max take up almost exactly the same space in your hand.
- iPhone 17 Pro Max233 g163.4 x 78 x 8.8 mm
- iPhone 16 Pro Max227 g163 x 77.6 x 8.3 mm
Outlines are drawn from published dimensions. Screen and camera shapes are simplified.
How the iPhone 17 Pro Max measures up
| Spec | iPhone 17 Pro Max | iPhone 16 Pro Max | Difference |
|---|---|---|---|
| Height | 163.4 mm 6.43 in | 163 mm 6.42 in | +0.4 mm (+0.2%) |
| Width | 78 mm 3.07 in | 77.6 mm 3.06 in | +0.4 mm (+0.5%) |
| Thickness | 8.75 mm 0.34 in | 8.25 mm 0.32 in | +0.5 mm (+6.1%) |
| Weight | 233 g 8.2 oz | 227 g 8.0 oz | +6 g (+2.6%) |
| Screen | 6.9 in | 6.9 in | Same |
| Front footprint | 127.5 cm² | 126.5 cm² | +1 cm² (+0.8%) |
What the difference feels like
The two are within 0.4 mm of each other in width, which is the measurement your grip notices most, so they should feel close to the same in the hand.
Height is almost identical, so they sit the same in a pocket.
The iPhone 17 Pro Max is 0.5 mm thicker. Manufacturers measure thickness without the camera bump, so the real difference at the camera can be larger.
The iPhone 17 Pro Max is 6 g heavier, which most people will not notice day to day.
Common questions
Is the iPhone 17 Pro Max bigger than the iPhone 16 Pro Max?
The iPhone 17 Pro Max and iPhone 16 Pro Max take up almost exactly the same space in your hand. Height differs by 0.4 mm and width by 0.4 mm.
Will a iPhone 16 Pro Max case fit the iPhone 17 Pro Max?
No. A case is cut for one model's exact size, buttons and camera, and these two differ by 0.4 mm in height and 0.4 mm in width. Buy a case made for the iPhone 17 Pro Max.
Which is easier to use with one hand?
The iPhone 16 Pro Max, because it is 0.4 mm narrower. Width matters more than height for reaching across the screen with your thumb.
Cases and prices
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Sources
- iPhone 17 Pro Max: manufacturer spec page
- iPhone 16 Pro Max: manufacturer spec page
See each phone's page for the full spec: iPhone 17 Pro Max and iPhone 16 Pro Max.