Buick Excelle GT (2015) is 429 kg (946 lbs) lighter than Cadillac CT6 (2017).
Cadillac CT6 (2017) is 597 mm (23.50 inch) longer, 82 mm (3.23 inch) wider, 10 mm (0.39 inch) higher and has 28 liters (0.99 ft3) bigger cargo space than Buick Excelle GT (2015).
