Cadillac CTS-V Coupe (2014) is 297 mm (11.69 inch) longer and 86 mm (3.39 inch) wider than Mazda 3 (Sedan) (2016).
Mazda 3 (Sedan) (2016) is 33 mm (1.30 inch) higher, 615 kg (1,356 lbs) lighter and has 122 liters (4.31 ft3) bigger cargo space than Cadillac CTS-V Coupe (2014).