GMC Sierra 2500HD (2017) is 915 mm (36.02 inch) longer, 125 mm (4.92 inch) wider, 246 mm (9.69 inch) higher and has 1189 liters (41.99 ft3) bigger cargo space than Toyota Kluger (2018).
Toyota Kluger (2018) is 790 kg (1,742 lbs) lighter than GMC Sierra 2500HD (2017).