GMC Sierra 3500HD (2017) is 884 mm (34.80 inch) longer, 195 mm (7.68 inch) wider, 302 mm (11.89 inch) higher and has 1071 liters (37.82 ft3) bigger cargo space than Subaru Outback (2017).
Subaru Outback (2017) is 1294 kg (2,853 lbs) lighter than GMC Sierra 3500HD (2017).
