GMC Sierra 3500HD (2017) is 1254 mm (49.37 inch) longer, 265 mm (10.43 inch) wider, 428 mm (16.85 inch) higher and has 1621 liters (57.24 ft3) bigger cargo space than Nissan Leaf (2018).
Nissan Leaf (2018) is 1123 kg (2,476 lbs) lighter than GMC Sierra 3500HD (2017).