YubiKey 5 Series vs YubiKey Bio Series

YubiKey 5 Series is a hardware security key for two-factor, multi-factor and passwordless authentication and authorization. It supports FIDO2/WebAuthn, U2F, smart card/PIV, Yubico OTP, OATH-TOTP, OATH-HOTP, OpenPGP and secure static passwords. Models connect using USB-A, USB-C, NFC or Lightning, depending on the version. Yubico Authenticator can generate two-step verification codes on mobile or desktop while credentials remain on the key. Yubico lists compatibility with Google and Microsoft accounts, password managers, and services including Salesforce, Dropbox, 1Password, AWS IAM and Okta. The keys are IP68 rated, crush resistant, have no moving parts and require no batteries. Yubico describes the series for personal and business use, including remote workforces, shared workstations and privileged users. Listed models cost $58.00 to $85, paid once purchase; there is no free plan or trial. The 5C NFC model supports tap-and-go use on NFC-enabled Android and iOS devices, and its specifications list a secure element and FIDO2 Level 2 and CTAP 2.1 support.

YubiKey Bio Series has no write-up on Specifiction yet; its figures are above.