Joy is BMW EfficientDynamics. Reduced fuel consumption and increased driving pleasure. The future of driving is shaped by BMW EfficientDynamics technologies.
Behind BMW EfficientDynamics lies a package of intelligent features which considerably reduce emissions and improve fuel consumption while, at the same time, boosting performance. They ensure that the BMW Z4 Roadster sets new standards in terms of the efficiency and economy of its engine thanks to Brake Energy Regeneration, Electric Power Steering and a host of intelligent, technological modifications. Together, they solve the "power vs. fuel consumption" dilemma in a way that's never been seen before.