BMW 4 Series (2020) is 326 mm (12.83 inch) longer and 104 mm (4.09 inch) wider than Citroen C-Elysee (2020).
Citroen C-Elysee (2020) is 63 mm (2.48 inch) higher, 505 kg (1,113 lbs) lighter and has 66 liters (2.33 ft3) bigger cargo space than BMW 4 Series (2020).