Comparing Airfoils

FX 67-K-150/17 AIRFOIL

AH 81-K-144/17

FX 67-K-150/17 AIRFOIL AH 81-K-144/17
Thickness (%) 14.978 14.460
Camber (%) 4.829 4.235
Trailing Edge Angle (%) 9.673 13.117
Lower Surface Flatness 11.906 10.287
Leading Edge Radius (%) 2.048 2.262
Maximum Lift (CL) 1.199 1.272
Maximum Lift Angle-of-Attack (deg) 9.500 13.500
Maximum Lift-to-drag (L/D) 39.347 40.044
Lift at Maximum Lift-to-drag 0.928 0.981
Angle-of-Attack for Maximum Lift-to-drag (L/D) 5.000 6.500