BMW X1 (2017) is 1090 kg (2,403 lbs) lighter than Rolls-Royce Phantom (2020).
Rolls-Royce Phantom (2020) is 1332 mm (52.44 inch) longer, 196 mm (7.72 inch) wider, 48 mm (1.89 inch) higher and has 33 liters (1.17 ft3) bigger cargo space than BMW X1 (2017).