# iPhone 18 Pro Max review: Apple’s biggest, heaviest and longest-lasting superphone

> Apple’s largest Pro iPhone gets its biggest battery upgrade yet to make it a true two-day phone with new Siri AI and a variable aperture camera.

- **Source:** [Theguardian](https://www.theguardian.com/technology/2026/oct/12/iphone-18-pro-max-review-apples-biggest-heaviest-and-longest-lasting-superphone?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6acf286782b9eff3089e0b93)
- **Published:** 2026-10-14
- **Category:** Cameras
- **Tags:** #iphone #apple #ai #oled #ios #5g #iphone-18
- **Canonical:** http://localhost:4321/a/6acf286782b9eff3089e0b93

---

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