BMW 5 Series Touring (2015) is 43 mm (1.69 inch) wider, 53 mm (2.09 inch) higher and has 183 liters (6.46 ft3) bigger cargo space than Buick LaCrosse (2016).
Buick LaCrosse (2016) is 5 mm (0.20 inch) longer and 248 kg (547 lbs) lighter than BMW 5 Series Touring (2015).