The new iOS option to charge battery to up to an "80% Limit" should not be limited to iPhone 15

How long does the Quest 3 battery last?

iPhone 15 Pro Max users are reporting burn-in problems with the OLED display

iPhone 15 Pro Max Is Apple’s Most Expensive Flagship To Build, Costs $558 To Make; All iPhone 15 Models Are Pricier Than The iPhone 14 Lineup