Here's some of the Apple gear from my family. Macbook Pro from 2008: Still boots iPhone 4 (2010): Still functioning (although obviously does not run latest OS)

Here's some of the Apple gear from my family. Macbook Pro from 2008: Still boots iPhone 4 (2010): Still functioning (although obviously does not run latest OS) iPhone 5s (2013): Still functioning (running iOS 12 just fine) iPhone 7: (2016): Still flawless