BMW 4 Series (2014) is 599 mm (23.58 inch) longer, 90 mm (3.54 inch) wider and has 61 liters (2.15 ft3) bigger cargo space than Chevrolet Sonic (Hatchback) (2017).
Chevrolet Sonic (Hatchback) (2017) is 144 mm (5.67 inch) higher and 355 kg (783 lbs) lighter than BMW 4 Series (2014).
