No. The new Nokia 6 (2018) does not have the face unlock.
Yes, Nokia 6 (2018) does have the fast charging support.
No. Nokia 6 (2018) does not have the wireless charging.
Yes, Nokia 6.1 (2018) does have the Carl Zeiss camera lens at the back.
No. Nokia 6.1 (2018) does not have the autofocus in the front camera. It has fixed focus camera as selfie camera.
At the end of the day, the Nokia 6.1 (2018) brings some welcome improvements over its predecessor.