Tesla has a massive first mover advantage in:
Traditional manufacturers know how to build cars:
Fit and finish
and I would argue UI as well (still scratching my head about the Model 3, the Tablet on Wheels)
Early iPace adopters will mostly be (involuntarily) beta-testing software (which can be updated) and motor and battery (keeping fingers crossed that those components don't have design flaws ...)
Tesla owners beta-tested basically everything: software, drivetrain, battery, sensors, interior, exterior ...
I don't have any illusions on range; it will likely be less than 240 US miles for most people. Software updates will tweak it around the edges; but in the end your range will depend on how fast you drive on the freeway and whether you use the one-pedal mode around town. It's basic physics ...