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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(k3311-il) K3311 (original) | Leon Kincaid K3311 airfoil (original) Max thickness 11% at 30% chord Max camber 3.3% at 40% chord | Remove Airfoil details Airfoil plotter |
(ah94145-il) AH 94-145 | Althaus AH 94-145 airfoil Max thickness 14.6% at 38.9% chord Max camber 5.6% at 44.6% chord | Remove Airfoil details Airfoil plotter |
(fx84w140-il) FX 84-W-140 | Wortmann FX 84-W-140 airfoil for use on wind turbines (W) Max thickness 14.1% at 37.1% chord Max camber 4.2% at 40.2% chord | Remove Airfoil details Airfoil plotter |
(pw98mod-pw) PW98-mod | Peter Wick. Modified PW51 with higher camber and therefore a higher clmax Max thickness 8.4% at 27.5% chord Max camber 1.8% at 27.5% chord | Remove Airfoil details Airfoil plotter |
(sd7037-il) SD7037-092-88 | Selig/Donovan SD7037 low Reynolds number airfoil Max thickness 9.2% at 26.1% chord Max camber 2.5% at 44.7% chord | Remove Airfoil details Airfoil plotter |
(n0011sc-il) NACA/LANGLEY SYMMETRICAL | NASA/Langley 11% symmetrical supercritical airfoil Max thickness 11% at 40% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(goe670-il) GOE 670 AIRFOIL | Gottingen 670 airfoil Max thickness 9% at 30% chord Max camber 3.4% at 40% chord | Remove Airfoil details Airfoil plotter |
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Polars for (k3311-il,ah94145-il,fx84w140-il,pw98mod-pw,sd7037-il,n0011sc-il,goe670-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| k3311-il | 50,000 | 9 | 34.7 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k3311-il | 50,000 | 5 | 36.5 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k3311-il | 100,000 | 9 | 55.9 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k3311-il | 100,000 | 5 | 56.9 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k3311-il | 200,000 | 9 | 77.4 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k3311-il | 200,000 | 5 | 76.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k3311-il | 500,000 | 9 | 107.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k3311-il | 500,000 | 5 | 100.2 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| k3311-il | 1,000,000 | 9 | 129.5 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| k3311-il | 1,000,000 | 5 | 116.4 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah94145-il | 50,000 | 9 | 6.4 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah94145-il | 50,000 | 5 | 14.8 at α=13.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah94145-il | 100,000 | 9 | 28 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah94145-il | 100,000 | 5 | 30.6 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah94145-il | 200,000 | 9 | 75.7 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah94145-il | 200,000 | 5 | 81.3 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah94145-il | 500,000 | 9 | 135.6 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah94145-il | 500,000 | 5 | 132.4 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah94145-il | 1,000,000 | 9 | 177.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah94145-il | 1,000,000 | 5 | 164.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w140-il | 50,000 | 9 | 5.9 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w140-il | 50,000 | 5 | 17.2 at α=12.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w140-il | 100,000 | 9 | 46.3 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w140-il | 100,000 | 5 | 50.6 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w140-il | 200,000 | 9 | 79.3 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w140-il | 200,000 | 5 | 79.7 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w140-il | 500,000 | 9 | 118.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w140-il | 500,000 | 5 | 113.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w140-il | 1,000,000 | 9 | 147.9 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w140-il | 1,000,000 | 5 | 136.4 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| pw98mod-pw | 50,000 | 9 | 26.5 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw98mod-pw | 100,000 | 9 | 45.3 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw98mod-pw | 200,000 | 9 | 59 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw98mod-pw | 500,000 | 9 | 71.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw98mod-pw | 1,000,000 | 9 | 81.6 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw98mod-pw | 2,000,000 | 9 | 90.2 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw98mod-pw | 5,000,000 | 9 | 106.8 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 50,000 | 9 | 34.5 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 50,000 | 5 | 39.1 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 100,000 | 9 | 55.2 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 100,000 | 5 | 55.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 200,000 | 9 | 74.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 200,000 | 5 | 70.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 500,000 | 9 | 99.3 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 500,000 | 5 | 90.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 1,000,000 | 9 | 116 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 1,000,000 | 5 | 104.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n0011sc-il | 50,000 | 9 | 22.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n0011sc-il | 50,000 | 5 | 22.3 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n0011sc-il | 100,000 | 9 | 30.4 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n0011sc-il | 100,000 | 5 | 30.5 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n0011sc-il | 200,000 | 9 | 41.5 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n0011sc-il | 200,000 | 5 | 39.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n0011sc-il | 500,000 | 9 | 49.6 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n0011sc-il | 500,000 | 5 | 50.4 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n0011sc-il | 1,000,000 | 9 | 59 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n0011sc-il | 1,000,000 | 5 | 62.6 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe670-il | 50,000 | 9 | 35.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe670-il | 50,000 | 5 | 37.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe670-il | 100,000 | 9 | 57.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe670-il | 100,000 | 5 | 54.4 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe670-il | 200,000 | 9 | 78.4 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe670-il | 200,000 | 5 | 70.5 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe670-il | 500,000 | 9 | 101.9 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe670-il | 500,000 | 5 | 81.9 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe670-il | 1,000,000 | 9 | 114.1 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe670-il | 1,000,000 | 5 | 97.8 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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