HID Crescendo Key vs Swissbit iShield Key 2

HID Crescendo Key has no write-up on Specifiction yet; its figures are above.

Swissbit iShield Key 2 is a hardware key that combines digital authentication with physical access control. It supports WebAuthn, FIDO2/CTAP2.1 and U2F, and can store up to 300 passkeys. USB-A and USB-C models include NFC for tap-based authentication on mobile devices. Swissbit lists compatibility with FIDO2 services including Google, Microsoft, Salesforce and Amazon, plus physical access options MIFARE DESFire EV3 and HID SEOS. Listed operating systems include Windows 10/11, macOS, iOS, iPadOS, Linux, Chrome OS and Android. The iShield Key Manager is available for Windows, Linux x86_64 (Ubuntu and Debian), and macOS. Swissbit describes the key as phishing-resistant and offers a FIPS 140-3 Level 3 variant; it also states the iShield Key series is FIDO Alliance certified. The product is intended for enterprises, government agencies, the public sector and critical infrastructure. Pricing is on request through sales partners.