Audi A6 Allroad (2015) is 233 mm (9.17 inch) longer and 49 mm (1.93 inch) wider than GMC Terrain (2014).
GMC Terrain (2014) is 223 mm (8.78 inch) higher, 197 kg (434 lbs) lighter and has 1227 liters (43.33 ft3) bigger cargo space than Audi A6 Allroad (2015).
Size difference at a glance
Audi A6 Allroad (2015) is 5% longer than GMC Terrain (2014).
Audi A6 Allroad (2015) is 2.7% wider than GMC Terrain (2014).
Audi A6 Allroad (2015) is 13.2% lower than GMC Terrain (2014).
Audi A6 Allroad (2015) is 11.3% heavier than GMC Terrain (2014).
Audi A6 Allroad (2015) is 68.5% smaller in cargo space than GMC Terrain (2014).
Overall footprint
Audi A6 Allroad (2015) has a 7.7% larger overall footprint (length × width).