All these things that I have done

I wonder what model that was - the claimed range is much higher now (125 miles) so I wonder what the difference on the actual performance is. Still, a very interesting graph - I was thrown for a second by the temp being in F though :) Because my communte is so much shorter than yours, I think it would work fine for me as a communting car even in winter, but I'd definitely want to hire a petrol car for visiting my folks at Christmas by the look of that!