Citroen C-Elysee (2017) is 167 mm (6.57 inch) longer and 198 kg (437 lbs) lighter than Mazda 6 Atenza (2018).
Mazda 6 Atenza (2018) is 20 mm (0.79 inch) wider, 96 mm (3.78 inch) higher and has 15 liters (0.53 ft3) bigger cargo space than Citroen C-Elysee (2017).