However, with the amazing fuel economy also comes a boost in performance and power . Toyota keeps developing its own multipatented Hybrid Synergy Drive, and for the 2010 Toyota Prius it has increased the gas powerplant to from 1.5 liters to 1.8 liters , increasing engine power delivered to 100 horsepower and 110 pound-feet of torque, as Cambece noticed.

Improvements in the electric system of the 2010 Toyota Prius' powertrain include an decreased weight but more powerful nickel-metal hydride battery pack that increases the quantity of all-electric range you can squeeze out.