Here is an in-depth comparison of the iPhone 15 vs iPhone 14 vs iPhone 13, in case you were trying to figure out which one to opt for.
Apple iPhone 15 Pro and 15 Pro Max Review: Love at First Zoom - CNET
Apple iPhone 14 vs 13 vs 12 comparison: Should you upgrade?
iPhone 14 vs. iPhone 14 Pro: Size doesn't matter, but the rest does
iPhone 15 Pro Max vs iPhone 13 Pro Max: is the time to upgrade coming? - PhoneArena
iPhone 14 Pro vs iPhone 14 Pro Max: Which iPhone should you upgrade to?
iPhone 15 Plus vs. 15 Pro Max Buyer's Guide: 35+ Differences Compared - MacRumors
iPhone 15 vs iPhone 14: The biggest upgrades
iPhone 15: Should You Buy? Advice, Features, Ordering
Why I'm buying the iPhone 15 Pro Max
New iPhone 15 models compared: iPhone 15 vs. Plus vs. Pro vs. Pro Max
Apple iPhone 15 Pro Max vs iPhone 14 Pro Max: main differences - PhoneArena
I tested iPhone 14 Pro Max vs iPhone 13 Pro Max cameras — and the results are surprising
iPhone 15 Pro vs iPhone 14 Pro: Which Pro wins out?
iPhone 14 Pro vs iPhone 15 Pro: Worth the upgrade? - Dexerto
iPhone 15 Pro Max vs iPhone 13 Pro Max: is the time to upgrade coming? - PhoneArena