Not sure. There are a lot of factors that effect your mileage to include elevation, temperature and your payload. Is the AC on ? Too much for me to figure out. Thats why they all seem to include a computer that plots it all out.
I don't think the battery is solid enough yet to trust one, but thats going to figured out by the time my kids are driving.
As far as them not working in the cold, Norway is pretty cold, and electric vehicles made up 65% of the cars sold there in 2021. Thats mostly due to government backing/subsidising, but is that any different than subsidising the oil industry ?
The charging system will grow over time, most new hotels include charging stations that are available and I think more businesses will add them as a way to draw in the growing market. Taking the boat to the marina ? Let the truck charge while you fish.
This guy has some pretty good videos testing the F150 out, his latest might be interesting to some: