Once they start reusing them, it's really just a rental.
I'd rather rent the electric car!
It doesn't have to be either/or.
I'm expecting to see Teslas on Mars before I die.
Where's my rocket Tesla?
And given the Martian atmosphere, if you want to drive a car on Mars it has to be electric. It's all starting to make sense...
Actually, you could manufacture ethane out of the martian atmosphere, and it could be burned in an internal combustion engine using the CO2 atmosphere as oxidizer.