Chevrolet Impala Limited (2014) is 1144 kg (2,522 lbs) lighter than Ford Expedition (2014).
Ford Expedition (2014) is 150 mm (5.91 inch) longer, 150 mm (5.91 inch) wider, 470 mm (18.50 inch) higher and has 1273 liters (44.96 ft3) bigger cargo space than Chevrolet Impala Limited (2014).