Cadillac XT5 (2016) is 4 mm (0.16 inch) wider, 185 mm (7.28 inch) higher, 214 kg (472 lbs) lighter and has 350 liters (12.36 ft3) bigger cargo space than Mercedes S-Class (2015).
Mercedes S-Class (2015) is 430 mm (16.93 inch) longer than Cadillac XT5 (2016).