BMW 3 Series Gran Turismo (2020) is 803 mm (31.61 inch) longer, 92 mm (3.62 inch) wider, 29 mm (1.14 inch) higher and has 141 liters (4.98 ft3) bigger cargo space than Opel Corsa (2016).
Opel Corsa (2016) is 669 kg (1,475 lbs) lighter than BMW 3 Series Gran Turismo (2020).
