Cadillac SRX (2016) is 11 mm (0.43 inch) wider, 177 mm (6.97 inch) higher, 216 kg (476 lbs) lighter and has 37 liters (1.31 ft3) bigger cargo space than Mercedes S-Class (2015).
Mercedes S-Class (2015) is 394 mm (15.51 inch) longer than Cadillac SRX (2016).