Acura RLX (2017) is 931 kg (2,053 lbs) lighter than GMC Sierra 3500HD (2018).
GMC Sierra 3500HD (2018) is 717 mm (28.23 inch) longer, 145 mm (5.71 inch) wider, 512 mm (20.16 inch) higher and has 1569 liters (55.41 ft3) bigger cargo space than Acura RLX (2017).
