by the same metric the iPhone 5s still got some patches even this year [1], which makes it "supported" for 10 years [1]: https://support.apple.com/en-en/HT2135

by the same metric the iPhone 5s still got some patches even this year [1], which makes it "supported" for 10 years [1]: https://support.apple.com/en-en/HT213597 https://support.apple.com/en-en/HT213597