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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(hq3010-il) HQ 3.0/10 AIRFOIL | Quabeck HQ 3.0/10 R/C sailplane airfoil Max thickness 10% at 35% chord Max camber 3% at 50% chord | Remove Airfoil details Airfoil plotter |
(fx77w270-il) FX 77-W-270 | Wortmann FX 77-W-270 airfoil for use on wind turbines (W) Max thickness 27.1% at 33.9% chord Max camber 4.3% at 27.9% chord | Remove Airfoil details Airfoil plotter |
(fx84w175-il) FX 84-W-175 | Wortmann FX 84-W-175 airfoil for use on wind turbines (W) Max thickness 17.6% at 37.1% chord Max camber 4.4% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(fx60100sm-il) FX60-100 10.0% smoothed | Wortmann FX 60-100 airfoil (smoothed) Max thickness 10% at 27.9% chord Max camber 3.5% at 56.5% chord | Remove Airfoil details Airfoil plotter |
(fx78k140-il) FX 78-K-140/20 | Wortmann FX 78-K-140/20 airfoil for use with flaps (K) Max thickness 14.1% at 43.5% chord Max camber 4.4% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(n66021-il) NACA 66-021 AIRFOIL | NACA 66(4)-021 airfoil Max thickness 21% at 45% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(fx75vg166-il) FX 75-VG-166/22 | Wortmann FX 75-VG-166/22 variable geometry airfoil Max thickness 16.7% at 43.5% chord Max camber 2.4% at 40.2% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (hq3010-il,fx77w270-il,fx84w175-il,fx60100sm-il,fx78k140-il,n66021-il,fx75vg166-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| hq3010-il | 50,000 | 9 | 37.7 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 50,000 | 5 | 39.8 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 100,000 | 9 | 60 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 100,000 | 5 | 58.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 200,000 | 9 | 83.5 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 200,000 | 5 | 77.3 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 500,000 | 9 | 113.6 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 500,000 | 5 | 92.8 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 1,000,000 | 9 | 126 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 1,000,000 | 5 | 99.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 50,000 | 9 | 1.4 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 50,000 | 5 | 2.7 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 100,000 | 9 | 1.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 100,000 | 5 | 12.8 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 200,000 | 9 | 15.2 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 200,000 | 5 | 39.4 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 500,000 | 9 | 76.6 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 500,000 | 5 | 80.5 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 1,000,000 | 9 | 103.4 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 1,000,000 | 5 | 94 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w175-il | 50,000 | 9 | 4.5 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w175-il | 50,000 | 5 | 10.3 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w175-il | 100,000 | 9 | 26.6 at α=14° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w175-il | 100,000 | 5 | 34.1 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w175-il | 200,000 | 9 | 68.4 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w175-il | 200,000 | 5 | 69.8 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w175-il | 500,000 | 9 | 108.6 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w175-il | 500,000 | 5 | 100.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx84w175-il | 1,000,000 | 9 | 135.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx84w175-il | 1,000,000 | 5 | 124 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx60100sm-il | 50,000 | 9 | 40.6 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx60100sm-il | 50,000 | 5 | 42.6 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx60100sm-il | 100,000 | 9 | 62.8 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx60100sm-il | 100,000 | 5 | 61.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx60100sm-il | 200,000 | 9 | 85.2 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx60100sm-il | 200,000 | 5 | 79.1 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx60100sm-il | 500,000 | 9 | 112.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx60100sm-il | 500,000 | 5 | 91.5 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx60100sm-il | 1,000,000 | 9 | 120.1 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx60100sm-il | 1,000,000 | 5 | 100.7 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k140-il | 50,000 | 9 | 16.3 at α=12.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k140-il | 50,000 | 5 | 15 at α=11.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k140-il | 100,000 | 9 | 26.2 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k140-il | 100,000 | 5 | 27.2 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k140-il | 200,000 | 9 | 54.2 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k140-il | 200,000 | 5 | 53.8 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k140-il | 500,000 | 9 | 125.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k140-il | 500,000 | 5 | 122.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k140-il | 1,000,000 | 9 | 162.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k140-il | 1,000,000 | 5 | 153.1 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n66021-il | 50,000 | 9 | 18.6 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n66021-il | 50,000 | 5 | 11 at α=13.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n66021-il | 100,000 | 9 | 23.8 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n66021-il | 100,000 | 5 | 15.4 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n66021-il | 200,000 | 9 | 25.5 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n66021-il | 200,000 | 5 | 26.5 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n66021-il | 500,000 | 9 | 57.7 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n66021-il | 500,000 | 5 | 54.1 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n66021-il | 1,000,000 | 9 | 78.2 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n66021-il | 1,000,000 | 5 | 64.9 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx75vg166-il | 50,000 | 9 | 20.6 at α=11.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx75vg166-il | 50,000 | 5 | 17.2 at α=11.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx75vg166-il | 100,000 | 9 | 28.7 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx75vg166-il | 100,000 | 5 | 25.7 at α=10.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx75vg166-il | 200,000 | 9 | 43.1 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx75vg166-il | 200,000 | 5 | 45 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx75vg166-il | 500,000 | 9 | 82.4 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx75vg166-il | 500,000 | 5 | 84 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx75vg166-il | 1,000,000 | 9 | 107.8 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx75vg166-il | 1,000,000 | 5 | 103.3 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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