GMC Sierra 2500HD (2017) is 424 mm (16.69 inch) longer, 21 mm (0.83 inch) wider, 707 kg (1,559 lbs) lighter and has 305 liters (10.77 ft3) bigger cargo space than Nissan Armada (2014).
Nissan Armada (2014) is 5 mm (0.20 inch) higher than GMC Sierra 2500HD (2017).
