Compare images of 2018 GMC Terrain and 2018 GMC Terrain Diesel by choosing the desired model and trim and then selecting the comparison image.
These two GMC Terrain models are two modifications of the same model with one major difference, the powertrain. First of all, the 2018 GMC Terrain has a more powerful engine and gets 6.8 mpg less than the 2018 GMC Terrain Diesel. Also, there is a $6,595 difference in the base MSRP. The 2018 Terrain Diesel has a higher starting price than the 2018 Terrain. Among similarities are the body structure, ground shadow size, height, maximum occupancy, and cargo volume.