Originally Posted by Turbine D
It looks like the cruise thrust is calculated.
It clearly says SLS SFC in the first table for the GE90, while it says SFC (cruise) for the Trent.
Anybody really should be thinking "that can't be right" when presented with numbers that differs by a factor of 2.
The cruise figure for the GE90 is
15.60 mg/N-s versus 15.66 mg/N-s for the Trent.