GMC Sierra 3500HD (2018) is 1444 mm (56.85 inch) longer, 191 mm (7.52 inch) wider, 661 mm (26.02 inch) higher and has 1756 liters (62.01 ft3) bigger cargo space than Nissan 370Z (2017).
Nissan 370Z (2017) is 1132 kg (2,496 lbs) lighter than GMC Sierra 3500HD (2018).