Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
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(kc135winglet-il) KC-135 Winglet (supercritical Whitcomb) | Boeing KC-135 winglet airfoil designed by Richard T. Whitcomb Max thickness 8% at 40% chord Max camber 2.7% at 65% chord | Remove Airfoil details Airfoil plotter |
(kenmar-il) KENNEDY AND MARSDEN AIRFOIL | University of Alberta/Kennedy and Marsden high lift airfoil Max thickness 27.9% at 31% chord Max camber 7.7% at 36.9% chord | Remove Airfoil details Airfoil plotter |
(hh02-il) HUGHES HELICOPTERS HH-02 AIRFOIL | Hughes helicopters HH-02 rotorcraft airfoil Max thickness 9.6% at 30% chord Max camber 2% at 40% chord | Remove Airfoil details Airfoil plotter |
(s1223-il) S1223 | Selig S1223 high lift low Reynolds number airfoil Max thickness 12.1% at 19.8% chord Max camber 8.1% at 49% chord | Remove Airfoil details Airfoil plotter |
(s1221-il) S1221 w/o flap | Selig S1221 airfoil Max thickness 12.1% at 21.8% chord Max camber 4.9% at 49.1% chord | Remove Airfoil details Airfoil plotter |
(k1-il) NYU/GRUMMAN K-1 AIRFOIL | NYU/Grumman K-1 transonic airfoil (GAC .75-.63-11.6) Max thickness 11.6% at 33% chord Max camber 1.9% at 75% chord | Remove Airfoil details Airfoil plotter |
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Polars for (kc135winglet-il,kenmar-il,hh02-il,s1223-il,s1221-il,k1-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| kc135winglet-il | 50,000 | 9 | 40.8 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kc135winglet-il | 50,000 | 5 | 40.9 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kc135winglet-il | 100,000 | 9 | 62.3 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kc135winglet-il | 100,000 | 5 | 59.2 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kc135winglet-il | 200,000 | 9 | 85.6 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kc135winglet-il | 200,000 | 5 | 73.2 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kc135winglet-il | 500,000 | 9 | 103.4 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kc135winglet-il | 500,000 | 5 | 88.7 at α=0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kc135winglet-il | 1,000,000 | 9 | 116.5 at α=1° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kc135winglet-il | 1,000,000 | 5 | 89.1 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kenmar-il | 50,000 | 9 | 3 at α=16° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kenmar-il | 50,000 | 5 | 3.5 at α=15° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kenmar-il | 100,000 | 9 | 3 at α=14° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kenmar-il | 100,000 | 5 | 4.7 at α=-8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kenmar-il | 200,000 | 9 | 5.1 at α=-7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kenmar-il | 200,000 | 5 | 17.1 at α=-0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kenmar-il | 500,000 | 9 | 28.3 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kenmar-il | 500,000 | 5 | 59 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| kenmar-il | 1,000,000 | 9 | 70.1 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| kenmar-il | 1,000,000 | 5 | 97.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hh02-il | 50,000 | 9 | 30.5 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hh02-il | 50,000 | 5 | 33.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hh02-il | 100,000 | 9 | 46.5 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hh02-il | 100,000 | 5 | 45.5 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hh02-il | 200,000 | 9 | 60.9 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hh02-il | 200,000 | 5 | 56.7 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hh02-il | 500,000 | 9 | 76.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hh02-il | 500,000 | 5 | 72.2 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hh02-il | 1,000,000 | 9 | 89.3 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hh02-il | 1,000,000 | 5 | 84.4 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 50,000 | 9 | 33.1 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 50,000 | 5 | 42.3 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 100,000 | 9 | 54.5 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 100,000 | 5 | 59.2 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 200,000 | 9 | 73.6 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 200,000 | 5 | 75.3 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 500,000 | 9 | 98.8 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 500,000 | 5 | 97.4 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 1,000,000 | 9 | 121.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 1,000,000 | 5 | 120 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1221-il | 50,000 | 9 | 27.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1221-il | 50,000 | 5 | 36.6 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1221-il | 100,000 | 9 | 45.2 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1221-il | 100,000 | 5 | 54.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1221-il | 200,000 | 9 | 70 at α=11.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1221-il | 200,000 | 5 | 76.5 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1221-il | 500,000 | 9 | 107.5 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1221-il | 500,000 | 5 | 110 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1221-il | 1,000,000 | 9 | 137.9 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1221-il | 1,000,000 | 5 | 135.1 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k1-il | 50,000 | 9 | 30.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k1-il | 50,000 | 5 | 29.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k1-il | 100,000 | 9 | 39.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k1-il | 100,000 | 5 | 38.8 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k1-il | 200,000 | 9 | 53.8 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k1-il | 200,000 | 5 | 49.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k1-il | 500,000 | 9 | 73.9 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k1-il | 500,000 | 5 | 63.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k1-il | 1,000,000 | 9 | 80.7 at α=1.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k1-il | 1,000,000 | 5 | 76.1 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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