BMW 4 Series (2015) is 28 mm (1.10 inch) wider, 422 kg (930 lbs) lighter and has 55 liters (1.94 ft3) bigger cargo space than Cadillac CTS Wagon (2014).
Cadillac CTS Wagon (2014) is 179 mm (7.05 inch) longer and 90 mm (3.54 inch) higher than BMW 4 Series (2015).
