Which aircraft typically features advanced aerodynamics for fuel efficiency?

The Airbus A350 is recognized for its advanced aerodynamics, which significantly enhances fuel efficiency. This aircraft incorporates state-of-the-art design features, including a sleek fuselage shape and wing designs that optimize airflow, reducing drag during flight. The use of composite materials in the structure also contributes to weight reduction, further improving fuel efficiency. These engineering advancements enable the A350 to achieve longer ranges with lower fuel consumption compared to earlier models and competing aircraft, making it particularly noteworthy in the context of environmental sustainability and cost-effectiveness in airline operations.

While other aircraft mentioned may have varying degrees of aerodynamic features, the A350 stands out specifically for its innovative design tailored to maximizing fuel efficiency, making it the optimal choice among the options provided.