GMC Sierra 3500HD (2020) is 1688 mm (66.46 inch) longer, 304 mm (11.97 inch) wider, 425 mm (16.73 inch) higher and has 1533 liters (54.14 ft3) bigger cargo space than Honda HR-V (2015).
Honda HR-V (2015) is 1528 kg (3,369 lbs) lighter than GMC Sierra 3500HD (2020).