This is fascinating.
Following this:
Here’s the explanation/walk-around of the car:
I can’t stand Tim Burton. His content is for school boys. Can’t stand his mug either.
How quickly does it drain the tank?
God his voice is annoying 
It’ll be great to see this baby on the roads… 20mph roads, stuck in traffic jams in Central London.
Also what’s the actual point? 300mph or 400mph, it means nothing in terms of real life application, it’s just car manufacturers comparing their willies. Past a certain speed fast is just fast and usually warrants you points on your license and maybe a jail term.