Which one is right for you?

Feitian BioPass FIDO2 Pro vs. Thetis FIDO2

Which one is better in 2025? In-depth comparison of Feitian BioPass FIDO2 Pro and Thetis FIDO2

Feitian BioPass FIDO2 Pro and Thetis FIDO2 are two popular security keys with different costs, ease of use, and compatibility.

We've compared Feitian BioPass FIDO2 Pro head-to-head with Thetis FIDO2 to help you decide which is best for your needs.

	Select a product	Select a product
	K49 K45 Feitian BioPass FIDO2 Pro	Thetis FIDO2
Connectors	USB-A USB-C	USB-A
Features	Fido U2F Fido2 OATH HOTP OATH TOTP PIV WBF	Fido U2F
Compatible With	Android Linux Windows macOS	Android Linux Windows iOS macOS
Authentication	Biometric	—