Dodge SRT Viper (2017) is 188 mm (7.40 inch) longer and 173 mm (6.81 inch) wider than Mazda 6 Atenza (2016).
Mazda 6 Atenza (2016) is 295 mm (11.61 inch) higher, 258 kg (569 lbs) lighter and has 105 liters (3.71 ft3) bigger cargo space than Dodge SRT Viper (2017).
