Audi A3 (Sedan) (2015) is 61 mm (2.40 inch) longer, 106 mm (4.17 inch) wider and has 290 liters (10.24 ft3) bigger cargo space than Suzuki Ertiga (2020).
Suzuki Ertiga (2020) is 319 mm (12.56 inch) higher and 175 kg (386 lbs) lighter than Audi A3 (Sedan) (2015).
