Why do Boeing and Airbus depend on other companies like Rolls Royce, Pratt and Whitney and GE for aircraft engines and why they can't manufacture them themselves for their jets? - Quora
Why are GE, Pratt & Whitney, and Rolls-Royce commercial turbofan engines very similar in performance, but GE and Pratt & Whitney have far more advanced and powerful military fighter jet engines than
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How can visually recognize which is a GE, Rolls Royce or P&W engine on a commercial airplane? - Quora
![GTF better, says one airline; engine OEMs need 12-18 months to solve issues, says lessor - Leeham News and Analysis GTF better, says one airline; engine OEMs need 12-18 months to solve issues, says lessor - Leeham News and Analysis](https://leehamnews.com/wp-content/uploads/2018/03/Engine-OEM-logos.png)
GTF better, says one airline; engine OEMs need 12-18 months to solve issues, says lessor - Leeham News and Analysis
![Pratt and Whitney vs. Rolls Royce. United Airlines Boeing 757 N502UA and N12114 at San Francisco Airport. 201… | United airlines, San francisco airport, Rolls royce Pratt and Whitney vs. Rolls Royce. United Airlines Boeing 757 N502UA and N12114 at San Francisco Airport. 201… | United airlines, San francisco airport, Rolls royce](https://i.pinimg.com/originals/2c/5f/5f/2c5f5fd49ae62037d672299d574f7676.jpg)