# The iPhone 17’s ProMotion display is the biggest upgrade owners of older iPhones will ever experience – I should know, I went back in time to prove it

> Last week, I erased my trusty iPhone 16 Pro Max, installed a new screen protector, and bought a new case to make the device feel brand new.

- **Source:** [TechRadar](https://www.techradar.com/phones/iphone/the-iphone-17s-promotion-display-is-the-biggest-upgrade-owners-of-older-iphones-will-ever-experience-i-should-know-i-went-back-in-time-to-prove-it?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=68cc7a6d86a46e1dbdd60276)
- **Published:** 2025-09-18
- **Category:** Phones
- **Tags:** #iphone #apple #last #upgrade #biggest #device #display #ever
- **Canonical:** http://localhost:4321/a/68cc7a6d86a46e1dbdd60276

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._