BMW 5 Series Touring (2015) is 43 mm (1.69 inch) wider, 53 mm (2.09 inch) higher and has 254 liters (8.97 ft3) bigger cargo space than Buick LaCrosse (2014).
Buick LaCrosse (2014) is 5 mm (0.20 inch) longer and 307 kg (677 lbs) lighter than BMW 5 Series Touring (2015).