BMW 5 Series Touring (2015) is 30 mm (1.18 inch) longer, 3 mm (0.12 inch) wider, 86 mm (3.39 inch) higher and has 96 liters (3.39 ft3) bigger cargo space than Chevrolet SS (2017).
Chevrolet SS (2017) is 212 kg (467 lbs) lighter than BMW 5 Series Touring (2015).