BMW 3 Series Gran Turismo (2021) is 1326 mm (52.20 inch) longer, 229 mm (9.02 inch) wider, 39 mm (1.54 inch) higher and has 391 liters (13.81 ft3) bigger cargo space than Suzuki Alto (2014).
Suzuki Alto (2014) is 650 kg (1,433 lbs) lighter than BMW 3 Series Gran Turismo (2021).