Device Size Comparison

iPhone 15 Plus vs iPhone 17 Pro

Size Comparison Summary

iPhone 15 Plus measures 77.8 × 160.9 × 7.8 mm and weighs 201 g. iPhone 17 Pro measures 71.9 × 150 × 8.75 mm and weighs 206 g. By overall front-face area, iPhone 15 Plus is larger than iPhone 17 Pro (about 1733.0 mm² difference). iPhone 17 Pro is 5 g heavier than iPhone 15 Plus. All figures use official millimeter dimensions.

Dimensions Table

Dimension	iPhone 15 Plus	iPhone 17 Pro	Difference
Width	77.8 mm	71.9 mm	-5.9 mm
Height	160.9 mm	150 mm	-10.9 mm
Thickness	7.8 mm	8.75 mm	+0.95 mm
Weight	201 g	206 g	+5 g

Which is Bigger?

Overall size (width × height): iPhone 15 Plus has the larger footprint at 77.8 × 160.9 mm vs 71.9 × 150 mm (+1733.02 mm² area).
Width: iPhone 15 Plus is wider (77.8 mm vs 71.9 mm, +5.9 mm).
Height: iPhone 15 Plus is taller (160.9 mm vs 150 mm, +10.9 mm).

Weight Comparison

iPhone 17 Pro weighs 206 g and iPhone 15 Plus weighs 201 g — a difference of 5 g. iPhone 17 Pro is 2.5% heavier than iPhone 15 Plus.

Thickness Comparison

iPhone 17 Pro is 8.75 mm thick and iPhone 15 Plus is 7.8 mm thick (+0.95 mm). iPhone 17 Pro is the thicker device in hand.

FAQ

Which is bigger, iPhone 15 Plus or iPhone 17 Pro?: iPhone 15 Plus has the larger overall footprint (77.8 × 160.9 mm) compared with iPhone 17 Pro (71.9 × 150 mm).
How much heavier is iPhone 17 Pro than iPhone 15 Plus?: iPhone 17 Pro weighs 206 g and iPhone 15 Plus weighs 201 g — a difference of 5 g.
Which device is thinner, iPhone 15 Plus or iPhone 17 Pro?: iPhone 15 Plus is thinner at 7.8 mm vs 8.75 mm for iPhone 17 Pro.
What is the width difference between iPhone 15 Plus and iPhone 17 Pro?: iPhone 15 Plus is 77.8 mm wide and iPhone 17 Pro is 71.9 mm wide (-5.9 mm).
Can I compare iPhone 15 Plus and iPhone 17 Pro 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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