The AS355 shares all the exact functionality and performance characteristics of the AS350. Plus, it has the added reliability and security that comes with twin engines and redundant systems. And for those who desire optimum engine performance, FADEC is also available. Plus, the AS355 is not only hardworking, it's extremely reliable and economical too. For example, its Starflex rotor system has 70 percent fewer parts than standard rotor systems. Besides, all the functionality and performance in the world doesn't mean a thing if it's not cost-efficient to fly. Knowing that should help you rest a little easier.