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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(fx67k170-il) FX 67-K-170/17 AIRFOIL | Wortmann FX 67-K-170/17 airfoil Max thickness 17% at 40.2% chord Max camber 5.1% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(fx77w258-il) WORTMANN FX 77-W-258 AIRFOIL | Wortmann FX 77-W-258 wind turbine airfoil Max thickness 26.1% at 30.9% chord Max camber 4.3% at 27.9% chord | Remove Airfoil details Airfoil plotter |
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Polars for (fx67k170-il,fx77w258-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| fx67k170-il | 50,000 | 9 | 5 at α=11.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx67k170-il | 50,000 | 5 | 11.8 at α=14.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx67k170-il | 100,000 | 9 | 20.1 at α=13.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx67k170-il | 100,000 | 5 | 19.9 at α=12.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx67k170-il | 200,000 | 9 | 36.6 at α=11.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx67k170-il | 200,000 | 5 | 48.2 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx67k170-il | 500,000 | 9 | 116.9 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx67k170-il | 500,000 | 5 | 111.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx67k170-il | 1,000,000 | 9 | 152.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx67k170-il | 1,000,000 | 5 | 141.3 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w258-il | 50,000 | 9 | 1.5 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w258-il | 50,000 | 5 | 2.5 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w258-il | 100,000 | 9 | 1.2 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w258-il | 100,000 | 5 | 10.5 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w258-il | 200,000 | 9 | 9.5 at α=0.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w258-il | 200,000 | 5 | 36.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w258-il | 500,000 | 9 | 76 at α=11° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w258-il | 500,000 | 5 | 83.2 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w258-il | 1,000,000 | 9 | 112.5 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w258-il | 1,000,000 | 5 | 103.6 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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