Comparing Airfoils

FX 78-K-140 A/20

AH 88-K-130/20

FX 78-K-140 A/20 AH 88-K-130/20
Thickness (%) 14.063 12.989
Camber (%) 4.368 3.929
Trailing Edge Angle (%) 13.971 9.133
Lower Surface Flatness 11.100 12.560
Leading Edge Radius (%) 2.044 1.922
Maximum Lift (CL) 1.135 1.240
Maximum Lift Angle-of-Attack (deg) 10.500 10.000
Maximum Lift-to-drag (L/D) 35.166 48.839
Lift at Maximum Lift-to-drag 0.949 0.871
Angle-of-Attack for Maximum Lift-to-drag (L/D) 5.500 3.000