Rolls-Royce Phantom (2018) is 990 mm (38.98 inch) longer and 87 mm (3.43 inch) wider than Subaru Ascent (2021).
Subaru Ascent (2021) is 163 mm (6.42 inch) higher, 551 kg (1,215 lbs) lighter and has 1129 liters (39.87 ft3) bigger cargo space than Rolls-Royce Phantom (2018).