Device Size Comparison

Galaxy S25 Ultra vs iPhone 15 Pro Max

Size Comparison Summary

Galaxy S25 Ultra measures 77.6 × 162.8 × 8.2 mm and weighs 218 g. iPhone 15 Pro Max measures 76.7 × 159.9 × 8.25 mm and weighs 221 g. By overall front-face area, Galaxy S25 Ultra is larger than iPhone 15 Pro Max (about 368.9 mm² difference). iPhone 15 Pro Max is 3 g heavier than Galaxy S25 Ultra. All figures use official millimeter dimensions.

Dimensions Table

Dimension	Galaxy S25 Ultra	iPhone 15 Pro Max	Difference
Width	77.6 mm	76.7 mm	-0.9 mm
Height	162.8 mm	159.9 mm	-2.9 mm
Thickness	8.2 mm	8.25 mm	+0.05 mm
Weight	218 g	221 g	+3 g

Which is Bigger?

Overall size (width × height): Galaxy S25 Ultra has the larger footprint at 77.6 × 162.8 mm vs 76.7 × 159.9 mm (+368.95 mm² area).
Width: Galaxy S25 Ultra is wider (77.6 mm vs 76.7 mm, +0.9 mm).
Height: Galaxy S25 Ultra is taller (162.8 mm vs 159.9 mm, +2.9 mm).

Weight Comparison

iPhone 15 Pro Max weighs 221 g and Galaxy S25 Ultra weighs 218 g — a difference of 3 g. iPhone 15 Pro Max is 1.4% heavier than Galaxy S25 Ultra.

Thickness Comparison

iPhone 15 Pro Max is 8.25 mm thick and Galaxy S25 Ultra is 8.2 mm thick (+0.05 mm). iPhone 15 Pro Max is the thicker device in hand.

FAQ

Which is bigger, Galaxy S25 Ultra or iPhone 15 Pro Max?: Galaxy S25 Ultra has the larger overall footprint (77.6 × 162.8 mm) compared with iPhone 15 Pro Max (76.7 × 159.9 mm).
How much heavier is iPhone 15 Pro Max than Galaxy S25 Ultra?: iPhone 15 Pro Max weighs 221 g and Galaxy S25 Ultra weighs 218 g — a difference of 3 g.
Which device is thinner, Galaxy S25 Ultra or iPhone 15 Pro Max?: Galaxy S25 Ultra is thinner at 8.2 mm vs 8.25 mm for iPhone 15 Pro Max.
What is the width difference between Galaxy S25 Ultra and iPhone 15 Pro Max?: Galaxy S25 Ultra is 77.6 mm wide and iPhone 15 Pro Max is 76.7 mm wide (-0.9 mm).
Can I compare Galaxy S25 Ultra and iPhone 15 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.

Related Comparisons

Open Galaxy S25 Ultra and iPhone 15 Pro Max in the comparison tool