Citroen C1 (2014) is 792 kg (1,746 lbs) lighter than GMC Terrain (2014).
GMC Terrain (2014) is 1241 mm (48.86 inch) longer, 229 mm (9.02 inch) wider, 216 mm (8.50 inch) higher and has 1596 liters (56.36 ft3) bigger cargo space than Citroen C1 (2014).