Device Size Comparison

iPhone 15 vs iPhone SE (3rd generation)

Size Comparison Summary

iPhone 15 measures 71.6 × 147.6 × 7.8 mm and weighs 171 g. iPhone SE (3rd generation) measures 67.3 × 138.4 × 7.3 mm and weighs 144 g. By overall front-face area, iPhone 15 is larger than iPhone SE (3rd generation) (about 1253.8 mm² difference). iPhone 15 is 27 g heavier than iPhone SE (3rd generation). All figures use official millimeter dimensions.

Dimensions Table

Dimension	iPhone 15	iPhone SE (3rd generation)	Difference
Width	71.6 mm	67.3 mm	-4.3 mm
Height	147.6 mm	138.4 mm	-9.2 mm
Thickness	7.8 mm	7.3 mm	-0.5 mm
Weight	171 g	144 g	-27 g

Which is Bigger?

Overall size (width × height): iPhone 15 has the larger footprint at 71.6 × 147.6 mm vs 67.3 × 138.4 mm (+1253.84 mm² area).
Width: iPhone 15 is wider (71.6 mm vs 67.3 mm, +4.3 mm).
Height: iPhone 15 is taller (147.6 mm vs 138.4 mm, +9.2 mm).

Weight Comparison

iPhone 15 weighs 171 g and iPhone SE (3rd generation) weighs 144 g — a difference of 27 g. iPhone 15 is 18.8% heavier than iPhone SE (3rd generation).

Thickness Comparison

iPhone 15 is 7.8 mm thick and iPhone SE (3rd generation) is 7.3 mm thick (+0.5 mm). iPhone 15 is the thicker device in hand.

FAQ

Which is bigger, iPhone 15 or iPhone SE (3rd generation)?: iPhone 15 has the larger overall footprint (71.6 × 147.6 mm) compared with iPhone SE (3rd generation) (67.3 × 138.4 mm).
How much heavier is iPhone 15 than iPhone SE (3rd generation)?: iPhone 15 weighs 171 g and iPhone SE (3rd generation) weighs 144 g — a difference of 27 g.
Which device is thinner, iPhone 15 or iPhone SE (3rd generation)?: iPhone SE (3rd generation) is thinner at 7.3 mm vs 7.8 mm for iPhone 15.
What is the width difference between iPhone 15 and iPhone SE (3rd generation)?: iPhone 15 is 71.6 mm wide and iPhone SE (3rd generation) is 67.3 mm wide (-4.3 mm).
Can I compare iPhone 15 and iPhone SE (3rd generation) 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 and iPhone SE (3rd generation) in the comparison tool