Good Trezor One (3 devices tested) & Model-T (1 device tested)

+ No closed source elements

Bad Trezor One & Model-T

- Not air-gapped

- Bitcoin-only firmware available, but also supports altcoins

- No dice rolls for entropy

https://void.cat/d/Sk5AjZ9pXAjNFBKqoNjNnE.webp