Device Size Comparison

iPhone 15 Pro vs iPhone 17

Size Comparison Summary

iPhone 15 Pro measures 70.6 × 146.6 × 8.25 mm and weighs 187 g. iPhone 17 measures 71.5 × 149.6 × 7.95 mm and weighs 177 g. By overall front-face area, iPhone 17 is larger than iPhone 15 Pro (about 346.4 mm² difference). iPhone 15 Pro is 10 g heavier than iPhone 17. All figures use official millimeter dimensions.

Dimensions Table

Dimension	iPhone 15 Pro	iPhone 17	Difference
Width	70.6 mm	71.5 mm	+0.9 mm
Height	146.6 mm	149.6 mm	+3 mm
Thickness	8.25 mm	7.95 mm	-0.3 mm
Weight	187 g	177 g	-10 g

Which is Bigger?

Overall size (width × height): iPhone 17 has the larger footprint at 71.5 × 149.6 mm vs 70.6 × 146.6 mm (+346.44 mm² area).
Width: iPhone 17 is wider (71.5 mm vs 70.6 mm, +0.9 mm).
Height: iPhone 17 is taller (149.6 mm vs 146.6 mm, +3 mm).

Weight Comparison

iPhone 15 Pro weighs 187 g and iPhone 17 weighs 177 g — a difference of 10 g. iPhone 15 Pro is 5.6% heavier than iPhone 17.

Thickness Comparison

iPhone 15 Pro is 8.25 mm thick and iPhone 17 is 7.95 mm thick (+0.3 mm). iPhone 15 Pro is the thicker device in hand.

FAQ

Which is bigger, iPhone 15 Pro or iPhone 17?: iPhone 17 has the larger overall footprint (71.5 × 149.6 mm) compared with iPhone 15 Pro (70.6 × 146.6 mm).
How much heavier is iPhone 15 Pro than iPhone 17?: iPhone 15 Pro weighs 187 g and iPhone 17 weighs 177 g — a difference of 10 g.
Which device is thinner, iPhone 15 Pro or iPhone 17?: iPhone 17 is thinner at 7.95 mm vs 8.25 mm for iPhone 15 Pro.
What is the width difference between iPhone 15 Pro and iPhone 17?: iPhone 15 Pro is 70.6 mm wide and iPhone 17 is 71.5 mm wide (+0.9 mm).
Can I compare iPhone 15 Pro and iPhone 17 visually?: Yes. Use the Sizology comparison tool to overlay or place both devices side by side at true millimeter scale with official dimensions.

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Open iPhone 15 Pro and iPhone 17 in the comparison tool