GMC Sierra 2500HD (2020) is 887 mm (34.92 inch) longer, 178 mm (7.01 inch) wider, 538 mm (21.18 inch) higher and has 1277 liters (45.10 ft3) bigger cargo space than Kia K900 (2017).
Kia K900 (2017) is 784 kg (1,728 lbs) lighter than GMC Sierra 2500HD (2020).
