What system improves fuel efficiency in the Airbus A320NEO?

The system that improves fuel efficiency in the Airbus A320NEO is a new engine option. This aircraft features the LEAP-1A engines developed by CFM International or the Pratt & Whitney PW1100G Geared Turbofan engines, both of which are designed to offer significant improvements in fuel efficiency compared to the engines used in previous A320 models.

These new engines incorporate advanced materials, aerodynamic designs, and innovative technologies that reduce fuel consumption and emissions. By optimizing the engine performance and enhancing air intake and exhaust flow, these engines provide better thrust while consuming less fuel, contributing to the overall efficiency of the aircraft.

Although wingtip devices (like winglets), reduced drag systems, and lightweight materials also contribute to fuel efficiency, the primary factor in the A320NEO's design is the introduction of these advanced engines, which marks a significant step forward in powering commercial aircraft.