Magic Keyboard with Touch ID vs Magic Keyboard with Touch ID (USB-C): should you upgrade?

If you're buying new, get the Magic Keyboard with Touch ID (USB-C). The Magic Keyboard with Touch ID is no longer sold by Apple.

Adds fingerprint unlock for Macs with Apple silicon.

The Magic Keyboard with Touch ID (USB-C) is 3 years newer, so it will get software updates for longer and holds its value better. If your Magic Keyboard with Touch ID still works well, there's no rush, but don't buy one new.