2021 Ford Mustang Mach-E vs. 1967 Ford Mustang: Compare Eras As the internal combustion era reaches its peak the electric era starts to hit its stride. 2021 Ford Bronco: Power up, efficiency down The 2021 Ford Bronco makes more power than originally quoted, but fuel economy isn't high for either engine. From Motor Authority: Porsche Sonderwunsch...