Yes, Nokia 6.1 (2018) does have the USB Type C port and does support fast charging. It takes about an hour to charge the phone from 0% to 40%.
Yes, New Nokia 6 (2018) does have the series 6000 Aluminium Alloy metal body.
Yes, New Nokia 6 (2018) does have the fingerprint scanner.
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.