Dodge Challenger (2020) is 707 kg (1,559 lbs) lighter than GMC Sierra 2500HD (2018).
GMC Sierra 2500HD (2018) is 674 mm (26.54 inch) longer, 112 mm (4.41 inch) wider, 510 mm (20.08 inch) higher and has 1259 liters (44.46 ft3) bigger cargo space than Dodge Challenger (2020).