What's the difference among Apple Watch bands?

This page gives some ideas of their characteristics:

Buy Apple Watch Series 6 Bands - Apple

Read in further this article as well:

https://www.pocket-lint.com/smartwatches/buyers-guides/apple/133135-which-apple-watch-and-strap-is-right-for-you

the only differences are colour, material and how they connect with the other end, they have not other special purposes then sticking to your wrist.