Device Size Comparison

Galaxy S25 Ultra vs iPhone 17 Pro Max

Size Comparison Summary

Galaxy S25 Ultra measures 77.6 × 162.8 × 8.2 mm and weighs 218 g. iPhone 17 Pro Max measures 78 × 163.4 × 8.75 mm and weighs 233 g. By overall front-face area, iPhone 17 Pro Max is larger than Galaxy S25 Ultra (about 111.9 mm² difference). iPhone 17 Pro Max is 15 g heavier than Galaxy S25 Ultra. All figures use official millimeter dimensions.

Dimensions Table

Dimension	Galaxy S25 Ultra	iPhone 17 Pro Max	Difference
Width	77.6 mm	78 mm	+0.4 mm
Height	162.8 mm	163.4 mm	+0.6 mm
Thickness	8.2 mm	8.75 mm	+0.55 mm
Weight	218 g	233 g	+15 g

Which is Bigger?

Overall size (width × height): iPhone 17 Pro Max has the larger footprint at 78 × 163.4 mm vs 77.6 × 162.8 mm (+111.92 mm² area).
Width: iPhone 17 Pro Max is wider (78 mm vs 77.6 mm, +0.4 mm).
Height: iPhone 17 Pro Max is taller (163.4 mm vs 162.8 mm, +0.6 mm).

Weight Comparison

iPhone 17 Pro Max weighs 233 g and Galaxy S25 Ultra weighs 218 g — a difference of 15 g. iPhone 17 Pro Max is 6.9% heavier than Galaxy S25 Ultra.

Thickness Comparison

iPhone 17 Pro Max is 8.75 mm thick and Galaxy S25 Ultra is 8.2 mm thick (+0.55 mm). iPhone 17 Pro Max is the thicker device in hand.

FAQ

Which is bigger, Galaxy S25 Ultra or iPhone 17 Pro Max?: iPhone 17 Pro Max has the larger overall footprint (78 × 163.4 mm) compared with Galaxy S25 Ultra (77.6 × 162.8 mm).
How much heavier is iPhone 17 Pro Max than Galaxy S25 Ultra?: iPhone 17 Pro Max weighs 233 g and Galaxy S25 Ultra weighs 218 g — a difference of 15 g.
Which device is thinner, Galaxy S25 Ultra or iPhone 17 Pro Max?: Galaxy S25 Ultra is thinner at 8.2 mm vs 8.75 mm for iPhone 17 Pro Max.
What is the width difference between Galaxy S25 Ultra and iPhone 17 Pro Max?: Galaxy S25 Ultra is 77.6 mm wide and iPhone 17 Pro Max is 78 mm wide (+0.4 mm).
Can I compare Galaxy S25 Ultra and iPhone 17 Pro Max 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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