Two SUVs with some similarities, but otherwise different in most aspects such as the powertrain, starting price, horsepower, fuel economy, cargo volume, market segment, and maximum occupancy. First of all, the 2017 Bentley Bentayga has a more powerful engine and gets 10 mpg less than the 2017 Volvo XC90 Hybrid. Also, there is a $161,300 difference in the base MSRP. The 2017 Bentayga has a higher starting price than the 2017 XC90 Hybrid. In addition, you'll seat two more passengers in the XC90 Hybrid than in the Bentayga. Plus, you get 24.7 ft² extra space behind second-row seats. Among similarities are the body structure, market segment, ground shadow size, and height.