Which phone is lighter?

iPhone 17 is lighter at 177 g versus iPhone 15 Plus at 201 g (24 g difference).

Which phone is thinner?

iPhone 15 Plus is thinner at 7.8 mm compared with iPhone 17 at 7.95 mm (0.15 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 Plus (77.8 × 160.9 × 7.8 mm, 201 g).

Which phone is better for one-handed use?

iPhone 17 is better for one-handed use with a 71.5 mm width, 149.6 mm height, and 177 g weight versus iPhone 15 Plus at 77.8 mm, 160.9 mm, and 201 g.

Device Size Comparison

iPhone 15 Plus vs iPhone 17

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Comparison Summary

iPhone 15 Plus is significantly wider than iPhone 17 (77.8 mm vs 71.5 mm), iPhone 15 Plus is significantly heavier (201 g vs 177 g), and iPhone 17 is slightly thicker (7.95 mm vs 7.8 mm). iPhone 15 Plus is 6.3 mm wider and 11.3 mm taller than iPhone 17, making iPhone 15 Plus significantly larger...

Winner Cards

Smaller body

iPhone 17

iPhone 17 (71.5 × 149.6 mm) vs iPhone 15 Plus (77.8 × 160.9 mm).

Lighter weight

iPhone 17

iPhone 17 (177 g) vs iPhone 15 Plus (201 g), 24 g lighter.

Thinner design

iPhone 15 Plus

iPhone 15 Plus (7.8 mm) vs iPhone 17 (7.95 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 15 Plus

iPhone 15 Plus is 6.3 mm wider and 11.3 mm taller than iPhone 17 (77.8 × 160.9 mm vs 71.5 × 149.6 mm).

Dimensions Table

Dimension	iPhone 15 Plus	iPhone 17	Difference
Width	77.8 mm	71.5 mm	-6.3 mm
Height	160.9 mm	149.6 mm	-11.3 mm
Thickness	7.8 mm	7.95 mm	+0.15 mm
Weight	201 g	177 g	-24 g

Real-World Feel

iPhone 17 is easier to grip one-handed with a 71.5 mm width and 149.6 mm height, while iPhone 15 Plus may require more finger stretching (77.8 mm × 160.9 mm).
iPhone 15 Plus slides into pockets more comfortably at 7.8 mm thick, and iPhone 17 has the smaller overall body for vertical pocket storage.
iPhone 17 (177 g) feels noticeably lighter during extended one-handed use than iPhone 15 Plus (201 g), a 24 g difference that adds up over time.
iPhone 15 Plus takes up more desk and bag space at 77.8 × 160.9 × 7.8 mm, while iPhone 17 leaves more room for cases, chargers, and other items.

Which is Bigger?

Overall size: iPhone 15 Plus is 6.3 mm wider and 11.3 mm taller than iPhone 17, making iPhone 15 Plus significantly larger overall.
Width: iPhone 15 Plus is wider (77.8 mm vs 71.5 mm, +6.3 mm).
Height: iPhone 15 Plus is taller (160.9 mm vs 149.6 mm, +11.3 mm).

Weight Comparison

iPhone 15 Plus weighs 201 g and iPhone 17 weighs 177 g — a difference of 24 g. iPhone 15 Plus is 13.6% heavier than iPhone 17.

Thickness Comparison

iPhone 17 is 7.95 mm thick and iPhone 15 Plus is 7.8 mm thick (+0.15 mm). iPhone 17 is the thicker device in hand.

FAQ

Which phone is bigger?: iPhone 15 Plus is 6.3 mm wider and 11.3 mm taller than iPhone 17 (77.8 × 160.9 mm vs 71.5 × 149.6 mm).
Which phone is lighter?: iPhone 17 is lighter at 177 g versus iPhone 15 Plus at 201 g (24 g difference).
Which phone is thinner?: iPhone 15 Plus is thinner at 7.8 mm compared with iPhone 17 at 7.95 mm (0.15 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 Plus (77.8 × 160.9 × 7.8 mm, 201 g).
Which phone is better for one-handed use?: iPhone 17 is better for one-handed use with a 71.5 mm width, 149.6 mm height, and 177 g weight versus iPhone 15 Plus at 77.8 mm, 160.9 mm, and 201 g.

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