Yes, Nokia 8 does have Qualcomm Quick Charge 3.0 technology.
Yes, you can record 4K videos on Nokia 8.
Yes, Nokia 8 does have an OTG support as well.
You can use nano-sized sim cards in Nokia 8.
It’s safe to say that if a smartphone like this had shipped from the Nokia stable a few years ago, the Finnish company might never have had to step back from the mobile business.