Device Size Comparison

Galaxy S25 Ultra vs iPhone 16 Pro Max

Size Comparison Summary

Galaxy S25 Ultra measures 77.6 × 162.8 × 8.2 mm and weighs 218 g. iPhone 16 Pro Max measures 77.6 × 163 × 8.25 mm and weighs 227 g. By overall front-face area, iPhone 16 Pro Max is larger than Galaxy S25 Ultra (about 15.5 mm² difference). iPhone 16 Pro Max is 9 g heavier than Galaxy S25 Ultra. All figures use official millimeter dimensions.

Dimensions Table

Dimension	Galaxy S25 Ultra	iPhone 16 Pro Max	Difference
Width	77.6 mm	77.6 mm	0 mm
Height	162.8 mm	163 mm	+0.2 mm
Thickness	8.2 mm	8.25 mm	+0.05 mm
Weight	218 g	227 g	+9 g

Which is Bigger?

Overall size (width × height): iPhone 16 Pro Max has the larger footprint at 77.6 × 163 mm vs 77.6 × 162.8 mm (+15.52 mm² area).
Width: Galaxy S25 Ultra is wider (77.6 mm vs 77.6 mm, 0 mm).
Height: iPhone 16 Pro Max is taller (163 mm vs 162.8 mm, +0.2 mm).

Weight Comparison

iPhone 16 Pro Max weighs 227 g and Galaxy S25 Ultra weighs 218 g — a difference of 9 g. iPhone 16 Pro Max is 4.1% heavier than Galaxy S25 Ultra.

Thickness Comparison

iPhone 16 Pro Max is 8.25 mm thick and Galaxy S25 Ultra is 8.2 mm thick (+0.05 mm). iPhone 16 Pro Max is the thicker device in hand.

FAQ

Which is bigger, Galaxy S25 Ultra or iPhone 16 Pro Max?: iPhone 16 Pro Max has the larger overall footprint (77.6 × 163 mm) compared with Galaxy S25 Ultra (77.6 × 162.8 mm).
How much heavier is iPhone 16 Pro Max than Galaxy S25 Ultra?: iPhone 16 Pro Max weighs 227 g and Galaxy S25 Ultra weighs 218 g — a difference of 9 g.
Which device is thinner, Galaxy S25 Ultra or iPhone 16 Pro Max?: Galaxy S25 Ultra is thinner at 8.2 mm vs 8.25 mm for iPhone 16 Pro Max.
What is the width difference between Galaxy S25 Ultra and iPhone 16 Pro Max?: Galaxy S25 Ultra is 77.6 mm wide and iPhone 16 Pro Max is 77.6 mm wide (0 mm).
Can I compare Galaxy S25 Ultra and iPhone 16 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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