BMW 5 Series (2015) is 490 mm (19.29 inch) longer, 124 mm (4.88 inch) wider and has 138 liters (4.87 ft3) bigger cargo space than Chevrolet Sonic (Sedan) (2014).
Chevrolet Sonic (Sedan) (2014) is 53 mm (2.09 inch) higher and 582 kg (1,283 lbs) lighter than BMW 5 Series (2015).