Do you want to find out which car is the best, ALTO K10 or Audi A3 ? CarnBikeCafe brings you a detailed comparison between ALTO K10 and Audi A3 . ALTO K10 Price starts at Rs.4.50 Lakh (ex-showroom) for E 1.2L Kappa 5-Speed MT and Audi A3 Price starts at Rs.29.00 Lakh (ex-showroom) for Smart 1.2 5 Speed. 450000.00 is cylinder, 1197 cc Engine can generate 83 bhp @ 6000 rpm power whereas 2900000.00 is a cylinder, 1199 cc Engine can generate 118.27 bhp @ 5500 rpm power. In terms of mileage, ALTO K10 provides a mileage of 17.5 kmpl (base model), and Audi A3 has a mileage of 17.44 kmpl (base model).