Chevrolet Volt (2014) is 1579 kg (3,481 lbs) lighter than Rolls-Royce Cullinan (2020).
Rolls-Royce Cullinan (2020) is 843 mm (33.19 inch) longer, 371 mm (14.61 inch) wider, 391 mm (15.39 inch) higher and has 260 liters (9.18 ft3) bigger cargo space than Chevrolet Volt (2014).