Compare Apple smartphones: the latest iPhone SE (second generation) and iPhone 11 Pro Max, iPhone 11, iPhone XR, iPhone XS and iPhone XS max, iPhone 8 Plus versus iPhone 8, iPhone 7 iPhone 7 Plus with iPhone SE, iPhone 6s / iPhone 6s plus and iPhone 5C vs iPhone 5 vs iPhone 4S vs Apple iPhone 4 vs iPhone 3GS vs iPhone 3G

You might also be interested by the iPad comparison: https://socialcompare.com/en/comparison/apple-ipad-versions-compared-ipad-air-vs-ipad-mini