The decision had still not been taken by August, but the engine choice included the CFM International LEAP-1A and the Pratt & Whitney PW1000G, with 20% lower maintenance cost than current A320 engines.
No mes de agosto aínda non se decidira, pero a elección de motores incluía o CFM International LEAP-1A e o Pratt & Whitney PW1000G, cun 20% menos de custos de mantemento que os motores en uso nese momento nos A320.