Without a lot more info on how that graph came about, I’ll say it was made on a rolling road in the Tesla labs under perfect conditions. And not over a 10+ year period either.
Circumstances (and sources) matter.
“Without a lot more info on how that graph came about, I’ll say it was made on a rolling road in the Tesla labs under perfect conditions.”
And you would be wrong.
It was made using the database of cars produced by Tesla in real world conditions on public roads,