What kind of car is the 2021 Audi E-Tron? What does it compare to? The 2021 Audi E-Tron is a spacious fully electric crossover utility vehicle—mid-size or larger by U.S. standards—offered in a choice of SUV or Sportback body styles. The closest alternative to the E-Tron is the Tesla Model X, although the significantly smaller Jaguar...