Mercedes E-Class (2018) is 54 mm (2.13 inch) wider, 737 kg (1,625 lbs) lighter and has 2 liters (0.07 ft3) bigger cargo space than Rolls-Royce Phantom (2019).
Rolls-Royce Phantom (2019) is 892 mm (35.12 inch) longer and 248 mm (9.76 inch) higher than Mercedes E-Class (2018).