Chevrolet Impala Limited (2014) is 201 mm (7.91 inch) longer, 377 kg (831 lbs) lighter and has 6 liters (0.21 ft3) bigger cargo space than Lexus RX (2017).
Lexus RX (2017) is 43 mm (1.69 inch) wider and 229 mm (9.02 inch) higher than Chevrolet Impala Limited (2014).