Fuel Burn – CFM LEAP vs Pratt & Whitney GTF

Here’s an update through 3Q21 on the fuel burn numbers based on the US DoT data. Remember to click the double-headed arrow for optimal viewing.

• Page 1 shows competing engines and aircraft. 
  • The ball size on the upper chart is driven by the number of flights
  • Click the play button on the bottom left to see the model move
• Page 2 shows the seat miles/gallon performance across the board.
  • The table listing flights provides context for the seat miles/gallon number (i.e. for JetBlue’s and Delta’s A220s)
  • Stage length clearly impacts fuel burn.
  • Note the fuel burn improvement on the Virgin America A321neo when moved to Alaska

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Addison Schonland Partner

Co-Founder AirInsight. My previous life includes stints at Shell South Africa, CIC Research, and PA Consulting. Got bitten by the aviation bug and ended up an Avgeek. Then the data bug got me, making me a curious Avgeek seeking data-driven logic. Also, I appreciate conversations with smart people from whom I learn so much. Summary: I am very fortunate to work with and converse with great people.

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