BMW 7 Series (2020) is 986 mm (38.82 inch) longer, 85 mm (3.35 inch) wider, 164 mm (6.46 inch) higher and has 180 liters (6.36 ft3) bigger cargo space than Mercedes SLK-Class (2020).
Mercedes SLK-Class (2020) is 560 kg (1,235 lbs) lighter than BMW 7 Series (2020).