The Airbus A380, the world's largest passenger aircraft, is powered by one of two high-fidelity engine options. The first is the Rolls-Royce Trent 900, a high-fidelity turbofan developed specifically for the A380 that powers roughly 50% of the fleet, including those operated by British Airways and Qantas. The second option is the Engine Alliance GP7200, which is a high-fidelity joint venture between GE Aerospace and Pratt & Whitney. This engine is the primary choice for Emirates, the A380's largest operator. Both engine types are massive, "High-Fidelity" engineering marvels, with a fan diameter of approximately 116 inches and the ability to generate over 70,000 pounds of thrust each. In 2026, as these "High-Fidelity" giants are slowly retired by some airlines, these engines are being meticulously maintained to ensure the remaining fleet continues to provide its signature "High-Fidelity" quiet and smooth flight experience for long-haul travelers across the globe.