Tesla Model S. But at this moment it's no more than a damn expensive electric toy. Taycan is really fast, but at this moment Tesla are most practice EVs because they have a Superchargers on huge area. And Model S is much more cheap.
Tuning Porsche Taycan
But if we are talking about tuning project for fun, not for everyday using - even a little modified Porsche Taycan can make it's owner notable because it can be really unique car. But for everyday using with different day mileage even some supercar can be more comfortable in use.
So, let's see what happens...