iPhone 17 Pro vs iPhone 18 Pro

150.0 mm150.0 mm71.9 mm71.9 mm

iPhone 17 Pro: 150 × 71.9 × 8.75 mm · 206 g
iPhone 18 Pro: 150 × 71.9 × 8.75 mm · 211 g

Source: Apple technical specifications for iPhone 17 Pro and iPhone 18 Pro. Body dimensions exclude the camera bump; foldable phones are shown folded.