Short answer
iPhone 17 Pro changes the design to an aluminium unibody, adds vapor-chamber cooling, an A19 Pro chip and a 48MP telephoto. iPhone 16 Pro is still excellent, so upgrade only if you want those camera and sustained-performance gains.
iPhone 17 Pro was the most visible redesign of the Pro line in years.
Comparison
| iPhone 16 Pro | iPhone 17 Pro | |
|---|---|---|
| Frame | Titanium | Aluminium unibody |
| Chip | A18 Pro | A19 Pro |
| Cooling | Standard | Vapor chamber |
| Telephoto | 12MP 5x | 48MP, up to 8x zoom |
| Front camera | 12MP | Center Stage front camera |
Compared with iPhone 18 Pro
iPhone 18 Pro adds a variable-aperture camera and the A20 Pro. See our iPhone 17 Pro vs 18 Pro guide.
Frequently asked questions
Is iPhone 17 Pro heavier?
Weights vary by model; check Apple's specifications.
Does iPhone 16 Pro support Apple Intelligence?
Yes.