BMW 3 Series Gran Turismo (2020) is 686 mm (27.01 inch) longer, 48 mm (1.89 inch) wider and has 120 liters (4.24 ft3) bigger cargo space than Seat Arona (2017).
Seat Arona (2017) is 44 mm (1.73 inch) higher and 648 kg (1,429 lbs) lighter than BMW 3 Series Gran Turismo (2020).
