GMC Terrain (2017) is 38 mm (1.50 inch) longer, 720 kg (1,587 lbs) lighter and has 1125 liters (39.73 ft3) bigger cargo space than Mercedes G-Class (2020).
Mercedes G-Class (2020) is 82 mm (3.23 inch) wider and 285 mm (11.22 inch) higher than GMC Terrain (2017).
Size difference at a glance
GMC Terrain (2017) is 0.8% longer than Mercedes G-Class (2020).
GMC Terrain (2017) is 4.2% narrower than Mercedes G-Class (2020).
GMC Terrain (2017) is 14.5% lower than Mercedes G-Class (2020).
GMC Terrain (2017) is 29.2% lighter than Mercedes G-Class (2020).
GMC Terrain (2017) is 168.7% larger in cargo space than Mercedes G-Class (2020).
Overall footprint
Mercedes G-Class (2020) has a 3.6% larger overall footprint than GMC Terrain (2017) (length × width).