GMC Sierra 2500HD (2018) is 1406 mm (55.35 inch) longer, 263 mm (10.35 inch) wider, 371 mm (14.61 inch) higher and has 1281 liters (45.24 ft3) bigger cargo space than Honda HR-V (2015).
Honda HR-V (2015) is 1363 kg (3,005 lbs) lighter than GMC Sierra 2500HD (2018).