From your article:

Difference between Device Encryption and BitLocker

Both are fundamentally the same, but there are some differences between Device Encryption and BitLocker on Windows. The limitation with Device Encryption is that you have no options to configure and no way to require preboot-authentication – you have to rely on the TPM chip alone.

I’m pretty sure it just uses BitLocker under the hood and doesn’t let you configure some things:

https://support.microsoft.com/en-us/windows/device-encryption-in-windows-ad5dcf4b-dbe0-2331-228f-7925c2a3012d

https://learn.microsoft.com/en-us/windows-hardware/drivers/bringup/secure-boot-and-device-encryption-overview#device-encryption