Cadillac CT6 (2018) is 5 mm (0.20 inch) longer and 878 kg (1,936 lbs) lighter than Chevrolet Tahoe (2018).
Chevrolet Tahoe (2018) is 165 mm (6.50 inch) wider, 417 mm (16.42 inch) higher and has 1031 liters (36.41 ft3) bigger cargo space than Cadillac CT6 (2018).