Mercedes SLK-Class (2017) is 1125 kg (2,480 lbs) lighter than Rolls-Royce Phantom Coupe (2016).
Rolls-Royce Phantom Coupe (2016) is 1477 mm (58.15 inch) longer, 169 mm (6.65 inch) wider, 295 mm (11.61 inch) higher and has 59 liters (2.08 ft3) bigger cargo space than Mercedes SLK-Class (2017).