The 90-Inch Fan Rolls-Royce Thinks Will Break The CFM, Pratt & Whitney Narrowbody Duopoly
Based on · First reported
Sources
- Rolls‑Royce is developing the UltraFan, a 90‑inch fan geared turbofan aimed at narrow‑body aircraft, with a $4 billion development cost and a target of 20% fuel‑burn improvement over current engines; the UltraFan 30 concept features a 20‑megawatt gearbox, a 15:1 bypass ratio, and 30,000‑pound thrust, seeking a 25% fuel‑burn reduction compared with classic Trent powerplants.
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