BMW 5 Series (2020) is 257 mm (10.12 inch) longer, 57 mm (2.24 inch) wider, 69 mm (2.72 inch) higher and has 174 liters (6.14 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2017).
Mercedes C-Class (Coupe) (2017) is 134 kg (295 lbs) lighter than BMW 5 Series (2020).