Which phone is lighter?

iPhone 17 is lighter at 177 g versus iPhone 15 Pro at 187 g (10 g difference).

Which phone is thinner?

iPhone 17 is thinner at 7.95 mm compared with iPhone 15 Pro at 8.25 mm (0.30 mm difference).

Which phone is easier to carry?

iPhone 17 is easier to carry with a smaller overall body size (71.5 × 149.6 × 7.95 mm, 177 g) than iPhone 15 Pro (70.6 × 146.6 × 8.25 mm, 187 g).

Which phone is better for one-handed use?

iPhone 15 Pro is better for one-handed use with a 70.6 mm width, 146.6 mm height, and 187 g weight versus iPhone 17 at 71.5 mm, 149.6 mm, and 177 g.

Device Size Comparison

iPhone 15 Pro vs iPhone 17

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Comparison Summary

iPhone 17 is slightly wider than iPhone 15 Pro (71.5 mm vs 70.6 mm), iPhone 15 Pro is noticeably heavier (187 g vs 177 g), and iPhone 15 Pro is slightly thicker (8.25 mm vs 7.95 mm). iPhone 17 is 0.9 mm wider and 3 mm taller than iPhone 15 Pro, making iPhone 17 noticeably larger overall, while iP...

Winner Cards

Smaller body

iPhone 15 Pro

iPhone 15 Pro (70.6 × 146.6 mm) vs iPhone 17 (71.5 × 149.6 mm).

Lighter weight

iPhone 17

iPhone 17 (177 g) vs iPhone 15 Pro (187 g), 10 g lighter.

Thinner design

iPhone 17

iPhone 17 (7.95 mm) vs iPhone 15 Pro (8.25 mm).

Pocketability

iPhone 17

iPhone 17 has a smaller overall body size for pocket carry (71.5 × 149.6 × 7.95 mm).

Larger overall size

iPhone 17

iPhone 17 is 0.9 mm wider and 3 mm taller than iPhone 15 Pro (71.5 × 149.6 mm vs 70.6 × 146.6 mm).

Dimensions Table

Dimension	iPhone 15 Pro	iPhone 17	Difference
Width	70.6 mm	71.5 mm	+0.9 mm
Height	146.6 mm	149.6 mm	+3 mm
Thickness	8.25 mm	7.95 mm	-0.3 mm
Weight	187 g	177 g	-10 g

Real-World Feel

iPhone 15 Pro is easier to grip one-handed with a 70.6 mm width and 146.6 mm height, while iPhone 17 may require more finger stretching (71.5 mm × 149.6 mm).
iPhone 17 slides into pockets more comfortably at 7.95 mm thick, and iPhone 15 Pro has the smaller overall body for vertical pocket storage.
Long browsing or video calls feel nearly identical; iPhone 15 Pro is only 10 g heavier than iPhone 17 (187 g vs 177 g).
iPhone 17 takes up more desk and bag space at 71.5 × 149.6 × 7.95 mm, while iPhone 15 Pro leaves more room for cases, chargers, and other items.

Which is Bigger?

Overall size: iPhone 17 is 0.9 mm wider and 3 mm taller than iPhone 15 Pro, making iPhone 17 noticeably larger overall.
Width: iPhone 17 is wider (71.5 mm vs 70.6 mm, +0.9 mm).
Height: iPhone 17 is taller (149.6 mm vs 146.6 mm, +3 mm).

Weight Comparison

iPhone 15 Pro weighs 187 g and iPhone 17 weighs 177 g — a difference of 10 g. iPhone 15 Pro is 5.6% heavier than iPhone 17.

Thickness Comparison

iPhone 15 Pro is 8.25 mm thick and iPhone 17 is 7.95 mm thick (+0.3 mm). iPhone 15 Pro is the thicker device in hand.

FAQ

Which phone is bigger?: iPhone 17 is 0.9 mm wider and 3 mm taller than iPhone 15 Pro (71.5 × 149.6 mm vs 70.6 × 146.6 mm).
Which phone is lighter?: iPhone 17 is lighter at 177 g versus iPhone 15 Pro at 187 g (10 g difference).
Which phone is thinner?: iPhone 17 is thinner at 7.95 mm compared with iPhone 15 Pro at 8.25 mm (0.30 mm difference).
Which phone is easier to carry?: iPhone 17 is easier to carry with a smaller overall body size (71.5 × 149.6 × 7.95 mm, 177 g) than iPhone 15 Pro (70.6 × 146.6 × 8.25 mm, 187 g).
Which phone is better for one-handed use?: iPhone 15 Pro is better for one-handed use with a 70.6 mm width, 146.6 mm height, and 187 g weight versus iPhone 17 at 71.5 mm, 149.6 mm, and 177 g.

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