Cadillac CT6 (2016) is 701 mm (27.60 inch) longer, 26 mm (1.02 inch) wider, 456 kg (1,005 lbs) lighter and has 5 liters (0.18 ft3) bigger cargo space than Nissan Sentra (2017).
Nissan Sentra (2017) is 165 mm (6.50 inch) higher than Cadillac CT6 (2016).