I want to get a couple of numbers out of the way right at the start of this. The first is 91mpg – the official WLTP economy for this Ford Transit Custom PHEV. The second is £50,160 which is the price for this particular plug-in hybrid van after options.
Source: https://www.lancasterguardian.co.uk/lifestyle/cars/ford-transit-custom-phev-review-3133352