BMW 8 Series (G14) (2018) is 157 mm (6.18 inch) longer and 92 mm (3.62 inch) wider than Mercedes C-Class (2018).
Mercedes C-Class (2018) is 103 mm (4.06 inch) higher, 478 kg (1,054 lbs) lighter and has 130 liters (4.59 ft3) bigger cargo space than BMW 8 Series (G14) (2018).
Size difference at a glance
BMW 8 Series (G14) (2018) is 3.4% longer than Mercedes C-Class (2018).
BMW 8 Series (G14) (2018) is 5.1% wider than Mercedes C-Class (2018).
BMW 8 Series (G14) (2018) is 7.1% lower than Mercedes C-Class (2018).
BMW 8 Series (G14) (2018) is 33.1% heavier than Mercedes C-Class (2018).
BMW 8 Series (G14) (2018) is 27.1% smaller in cargo space than Mercedes C-Class (2018).
Overall footprint
BMW 8 Series (G14) (2018) has a 8.6% larger overall footprint (length × width).