BMW 4 Series Gran Coupe (2018) is 1138 mm (44.80 inch) longer, 226 mm (8.90 inch) wider and has 351 liters (12.40 ft3) bigger cargo space than Suzuki Alto (2017).
Suzuki Alto (2017) is 81 mm (3.19 inch) higher and 882 kg (1,944 lbs) lighter than BMW 4 Series Gran Coupe (2018).