Question: is the gmc terrain or acadia bigger?
Answer: The Acadia is also taller than the Terrain, it stands at 66.7 in compared to the Terrain's 65.4 in. We also see some differences in the wheelbase, the Acadia is at 112.5 in while the Terrain only is at 107.3 in. If you have a growing family or need more cargo room, the GMC Acadia is the better option.