Cadillac CT6 (2016) is 363 mm (14.29 inch) longer and 496 kg (1,093 lbs) lighter than Mercedes GLE-Class (2017).
Mercedes GLE-Class (2017) is 55 mm (2.17 inch) wider, 369 mm (14.53 inch) higher and has 257 liters (9.08 ft3) bigger cargo space than Cadillac CT6 (2016).