GMC Sierra 3500HD (2020) is 1228 mm (48.35 inch) longer, 255 mm (10.04 inch) wider, 524 mm (20.63 inch) higher and has 1554 liters (54.88 ft3) bigger cargo space than Subaru Legacy (2017).
Subaru Legacy (2017) is 1232 kg (2,716 lbs) lighter than GMC Sierra 3500HD (2020).
