On Wednesday, 25 July 2018 18:18:59 UTC+1, wrote:
On Wednesday, 25 July 2018 18:13:57 UTC+1, harry wrote:

As you should know electric heaters are 100% efficient.

But only if you ignore all the distribution network losses
and the thermodynamic in-efficiency of thermal electricity
generation which is still a large part of the supply mix.



From fossil fuel to power on the road, an electric car uses around a quarter of an ICE car.
Even less with the new gas fired power stations (Not a practical option using methane as a car fuel either)