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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(august160-il) AUGUST 160 | AUGUST 160 airfoil Max thickness 16% at 25% chord Max camber 5.4% at 25% chord | Remove Airfoil details Airfoil plotter |
(fx66s196-il) FX 66-S-196 AIRFOIL | Wortmann FX 66-S-196 airfoil Max thickness 19.6% at 37.1% chord Max camber 3.8% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(fx77w270s-il) FX 77-W-270S | Wortmann FX 77-W-270S airfoil for use on wind turbines (W) Max thickness 27.1% at 33.9% chord Max camber 4.2% at 27.9% chord | Remove Airfoil details Airfoil plotter |
(fx78k161-il) FX 78-K-161 | Wortmann FX 78-K-161 airfoil for use with flaps (K) Max thickness 16.2% at 40.2% chord Max camber 2.8% at 37.1% chord | Remove Airfoil details Airfoil plotter |
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Polars for (august160-il,fx66s196-il,fx77w270s-il,fx78k161-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| august160-il | 50,000 | 9 | 4.7 at α=-0.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| august160-il | 50,000 | 5 | 17.3 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| august160-il | 100,000 | 9 | 20.8 at α=0° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| august160-il | 100,000 | 5 | 34.7 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| august160-il | 200,000 | 9 | 42.5 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| august160-il | 200,000 | 5 | 56.1 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| august160-il | 500,000 | 9 | 82.1 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| august160-il | 500,000 | 5 | 90.3 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| august160-il | 1,000,000 | 9 | 117.2 at α=11° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| august160-il | 1,000,000 | 5 | 120.2 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx66s196-il | 50,000 | 9 | 4.5 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx66s196-il | 50,000 | 5 | 9.5 at α=16° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx66s196-il | 100,000 | 9 | 14.8 at α=14.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx66s196-il | 100,000 | 5 | 20 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx66s196-il | 200,000 | 9 | 37.2 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx66s196-il | 200,000 | 5 | 59.7 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx66s196-il | 500,000 | 9 | 105.4 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx66s196-il | 500,000 | 5 | 103.5 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx66s196-il | 1,000,000 | 9 | 137.4 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx66s196-il | 1,000,000 | 5 | 130.8 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 50,000 | 9 | 1.6 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 50,000 | 5 | 2 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 100,000 | 9 | 1.2 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 100,000 | 5 | 9 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 200,000 | 9 | 10.3 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 200,000 | 5 | 34.2 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 500,000 | 9 | 62.1 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 500,000 | 5 | 73.4 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 1,000,000 | 9 | 101.7 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 1,000,000 | 5 | 106.5 at α=10.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k161-il | 50,000 | 9 | 15.1 at α=13.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k161-il | 50,000 | 5 | 13.4 at α=12.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k161-il | 100,000 | 9 | 23.2 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k161-il | 100,000 | 5 | 24.5 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k161-il | 200,000 | 9 | 65.3 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k161-il | 200,000 | 5 | 43.8 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k161-il | 500,000 | 9 | 81.6 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k161-il | 500,000 | 5 | 81 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx78k161-il | 1,000,000 | 9 | 102.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx78k161-il | 1,000,000 | 5 | 98.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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