Which phone is lighter?

iPhone SE (3rd generation) is lighter at 144 g versus iPhone 15 at 171 g (27 g difference).

Which phone is thinner?

iPhone SE (3rd generation) is thinner at 7.3 mm compared with iPhone 15 at 7.8 mm (0.50 mm difference).

Which phone is easier to carry?

iPhone SE (3rd generation) is easier to carry with a smaller overall body size (67.3 × 138.4 × 7.3 mm, 144 g) than iPhone 15 (71.6 × 147.6 × 7.8 mm, 171 g).

Which phone is better for one-handed use?

iPhone SE (3rd generation) is better for one-handed use with a 67.3 mm width, 138.4 mm height, and 144 g weight versus iPhone 15 at 71.6 mm, 147.6 mm, and 171 g.

Device Size Comparison

iPhone 15 vs iPhone SE (3rd generation)

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Comparison Summary

iPhone 15 is significantly wider than iPhone SE (3rd generation) (71.6 mm vs 67.3 mm), iPhone 15 is significantly heavier (171 g vs 144 g), and iPhone 15 is noticeably thicker (7.8 mm vs 7.3 mm). iPhone 15 is 4.3 mm wider and 9.2 mm taller than iPhone SE (3rd generation), making iPhone 15 signifi...

Winner Cards

Smaller body

iPhone SE (3rd generation)

iPhone SE (3rd generation) (67.3 × 138.4 mm) vs iPhone 15 (71.6 × 147.6 mm).

Lighter weight

iPhone SE (3rd generation)

iPhone SE (3rd generation) (144 g) vs iPhone 15 (171 g), 27 g lighter.

Thinner design

iPhone SE (3rd generation)

iPhone SE (3rd generation) (7.3 mm) vs iPhone 15 (7.8 mm).

Pocketability

iPhone SE (3rd generation)

iPhone SE (3rd generation) has a smaller overall body size for pocket carry (67.3 × 138.4 × 7.3 mm).

Larger overall size

iPhone 15

iPhone 15 is 4.3 mm wider and 9.2 mm taller than iPhone SE (3rd generation) (71.6 × 147.6 mm vs 67.3 × 138.4 mm).

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

Real-World Feel

iPhone SE (3rd generation) is easier to grip one-handed with a 67.3 mm width and 138.4 mm height, while iPhone 15 may require more finger stretching (71.6 mm × 147.6 mm).
iPhone SE (3rd generation) slides into pockets more comfortably at 7.3 mm thick, and iPhone SE (3rd generation) has the smaller overall body for vertical pocket storage.
iPhone SE (3rd generation) (144 g) feels noticeably lighter during extended one-handed use than iPhone 15 (171 g), a 27 g difference that adds up over time.
iPhone 15 takes up more desk and bag space at 71.6 × 147.6 × 7.8 mm, while iPhone SE (3rd generation) leaves more room for cases, chargers, and other items.

Which is Bigger?

Overall size: iPhone 15 is 4.3 mm wider and 9.2 mm taller than iPhone SE (3rd generation), making iPhone 15 significantly larger overall.
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 phone is bigger?: iPhone 15 is 4.3 mm wider and 9.2 mm taller than iPhone SE (3rd generation) (71.6 × 147.6 mm vs 67.3 × 138.4 mm).
Which phone is lighter?: iPhone SE (3rd generation) is lighter at 144 g versus iPhone 15 at 171 g (27 g difference).
Which phone is thinner?: iPhone SE (3rd generation) is thinner at 7.3 mm compared with iPhone 15 at 7.8 mm (0.50 mm difference).
Which phone is easier to carry?: iPhone SE (3rd generation) is easier to carry with a smaller overall body size (67.3 × 138.4 × 7.3 mm, 144 g) than iPhone 15 (71.6 × 147.6 × 7.8 mm, 171 g).
Which phone is better for one-handed use?: iPhone SE (3rd generation) is better for one-handed use with a 67.3 mm width, 138.4 mm height, and 144 g weight versus iPhone 15 at 71.6 mm, 147.6 mm, and 171 g.

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