Mercedes E-Class (2015) is 82 mm (3.23 inch) wider, 871 kg (1,920 lbs) lighter and has 81 liters (2.86 ft3) bigger cargo space than Rolls-Royce Phantom (2014).
Rolls-Royce Phantom (2014) is 1212 mm (47.72 inch) longer and 243 mm (9.57 inch) higher than Mercedes E-Class (2015).