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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(usa98-il) USA 98 AIRFOIL | USA-98 airfoil Max thickness 14.3% at 30% chord Max camber 6.4% at 50% chord | Remove Airfoil details Airfoil plotter |
(stcyr172-il) St. CYR 172 (Royer) | St. CYR 172 (Royer) airfoil Max thickness 13.6% at 30% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(naca747a415-il) NACA 747A415 | NACA 747A415 airfoil Max thickness 15% at 40.2% chord Max camber 3% at 35% chord | Remove Airfoil details Airfoil plotter |
(naca000834-il) NACA 0008-34 | NACA 0008-34 airfoil Max thickness 8% at 40% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(stcyr171-il) St. CYR 171 (Royer) | St. CYR 171 (Royer) airfoil Max thickness 11.1% at 30% chord Max camber 1.5% at 50% chord | Remove Airfoil details Airfoil plotter |
(naca16012-il) NACA 16-012 | NACA 16-012 airfoil Max thickness 12% at 50% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(usa41-il) USA 41 AIRFOIL | USA-41 airfoil Max thickness 6.6% at 30% chord Max camber 4.5% at 40% chord | Remove Airfoil details Airfoil plotter |
(usa51-il) USA 51 AIRFOIL | USA-51 airfoil Max thickness 9.3% at 30% chord Max camber 2.6% at 30% chord | Remove Airfoil details Airfoil plotter |
(sp4621hp-po) SP4621HP | Saab-Pimenta High Performance low TE noise 100 m Diameter Wind Turbine Main Airfoil Max thickness 21.1% at 36.5% chord Max camber 3.9% at 64.1% chord | Remove Airfoil details Airfoil plotter |
(usa50-il) USA 50 AIRFOIL | USA-50 airfoil Max thickness 7% at 30% chord Max camber 2% at 40% chord | Remove Airfoil details Airfoil plotter |
(naca001035-il) NACA 0010-35 | NACA 0010-35 airfoil Max thickness 10% at 50% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(naca0008-il) NACA 0008 | NACA 0008 airfoil Max thickness 8% at 30% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(usa45m-il) USA 45 M AIRFOIL | USA-45M airfoil Max thickness 11.6% at 30% chord Max camber 3.3% at 30% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (usa98-il,stcyr172-il,naca747a415-il,naca000834-il,stcyr171-il,naca16012-il,usa41-il,usa51-il,sp4621hp-po,usa50-il,naca001035-il,naca0008-il,usa45m-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| usa98-il | 50,000 | 9 | 8.8 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa98-il | 50,000 | 5 | 26.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa98-il | 100,000 | 9 | 54.2 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa98-il | 100,000 | 5 | 59.7 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa98-il | 200,000 | 9 | 84.1 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa98-il | 200,000 | 5 | 84.3 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa98-il | 500,000 | 9 | 120.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa98-il | 500,000 | 5 | 112.7 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa98-il | 1,000,000 | 9 | 147.4 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa98-il | 1,000,000 | 5 | 124.3 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr172-il | 50,000 | 9 | 22.8 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr172-il | 50,000 | 5 | 27 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr172-il | 100,000 | 9 | 37.7 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr172-il | 100,000 | 5 | 38.8 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr172-il | 200,000 | 9 | 51.6 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr172-il | 200,000 | 5 | 50.4 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr172-il | 500,000 | 9 | 66.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr172-il | 500,000 | 5 | 61.7 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr172-il | 1,000,000 | 9 | 74.2 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr172-il | 1,000,000 | 5 | 75.6 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca747a415-il | 50,000 | 9 | 19 at α=11.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca747a415-il | 50,000 | 5 | 17 at α=1° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca747a415-il | 100,000 | 9 | 37.4 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca747a415-il | 100,000 | 5 | 44.5 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca747a415-il | 200,000 | 9 | 73.8 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca747a415-il | 200,000 | 5 | 66.4 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca747a415-il | 500,000 | 9 | 97.5 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca747a415-il | 500,000 | 5 | 92.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca747a415-il | 1,000,000 | 9 | 120.6 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca747a415-il | 1,000,000 | 5 | 110.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca000834-il | 50,000 | 9 | 18.3 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca000834-il | 50,000 | 5 | 18.5 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca000834-il | 100,000 | 9 | 24.7 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca000834-il | 100,000 | 5 | 30.1 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca000834-il | 200,000 | 9 | 40.5 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca000834-il | 200,000 | 5 | 36 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca000834-il | 500,000 | 9 | 57.2 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca000834-il | 500,000 | 5 | 37.4 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca000834-il | 1,000,000 | 9 | 43 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca000834-il | 1,000,000 | 5 | 42.8 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr171-il | 50,000 | 9 | 24.7 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr171-il | 50,000 | 5 | 23.1 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr171-il | 100,000 | 9 | 33.3 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr171-il | 100,000 | 5 | 30 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr171-il | 200,000 | 9 | 47.6 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr171-il | 200,000 | 5 | 36.9 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr171-il | 500,000 | 9 | 43 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr171-il | 500,000 | 5 | 42.8 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| stcyr171-il | 1,000,000 | 9 | 45.9 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| stcyr171-il | 1,000,000 | 5 | 54.3 at α=11.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca16012-il | 50,000 | 9 | 21.1 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca16012-il | 50,000 | 5 | 22.1 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca16012-il | 100,000 | 9 | 28.2 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca16012-il | 100,000 | 5 | 30.8 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca16012-il | 200,000 | 9 | 44.9 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca16012-il | 200,000 | 5 | 32.5 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca16012-il | 500,000 | 9 | 42.5 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca16012-il | 500,000 | 5 | 44.5 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca16012-il | 1,000,000 | 9 | 51.7 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca16012-il | 1,000,000 | 5 | 55.7 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa41-il | 50,000 | 9 | 41.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa41-il | 50,000 | 5 | 42.2 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa41-il | 100,000 | 9 | 59.8 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa41-il | 100,000 | 5 | 60.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa41-il | 200,000 | 9 | 79.3 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa41-il | 200,000 | 5 | 79.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa41-il | 500,000 | 9 | 107.8 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa41-il | 500,000 | 5 | 104.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa41-il | 1,000,000 | 9 | 129.2 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa41-il | 1,000,000 | 5 | 122.8 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 50,000 | 9 | 32.4 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 50,000 | 5 | 35.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 100,000 | 9 | 48.2 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 100,000 | 5 | 48.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 200,000 | 9 | 63.2 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 200,000 | 5 | 60.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 500,000 | 9 | 80.7 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 500,000 | 5 | 73 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 1,000,000 | 9 | 92.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 1,000,000 | 5 | 86.2 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sp4621hp-po | 200,000 | 9 | 68.7 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sp4621hp-po | 500,000 | 9 | 105 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sp4621hp-po | 1,000,000 | 9 | 131.6 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sp4621hp-po | 2,000,000 | 9 | 155.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sp4621hp-po | 5,000,000 | 9 | 178.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa50-il | 50,000 | 9 | 36.4 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa50-il | 50,000 | 5 | 36.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa50-il | 100,000 | 9 | 51.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa50-il | 100,000 | 5 | 49.2 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa50-il | 200,000 | 9 | 65.1 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa50-il | 200,000 | 5 | 60.5 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa50-il | 500,000 | 9 | 80.4 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa50-il | 500,000 | 5 | 73.3 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa50-il | 1,000,000 | 9 | 92.3 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa50-il | 1,000,000 | 5 | 83.7 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001035-il | 50,000 | 9 | 17.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001035-il | 50,000 | 5 | 18.8 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001035-il | 100,000 | 9 | 24 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001035-il | 100,000 | 5 | 27.1 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001035-il | 200,000 | 9 | 37.4 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001035-il | 200,000 | 5 | 32.2 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001035-il | 500,000 | 9 | 39.6 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001035-il | 500,000 | 5 | 36.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001035-il | 1,000,000 | 9 | 43.2 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001035-il | 1,000,000 | 5 | 45.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca0008-il | 50,000 | 9 | 26.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca0008-il | 50,000 | 5 | 24.6 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca0008-il | 100,000 | 9 | 34.6 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca0008-il | 100,000 | 5 | 30.4 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca0008-il | 200,000 | 9 | 41.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca0008-il | 200,000 | 5 | 38.5 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca0008-il | 500,000 | 9 | 50.2 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca0008-il | 500,000 | 5 | 56.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca0008-il | 1,000,000 | 9 | 68.3 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca0008-il | 1,000,000 | 5 | 69.9 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45m-il | 50,000 | 9 | 20.4 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45m-il | 50,000 | 5 | 29.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45m-il | 100,000 | 9 | 45.1 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45m-il | 100,000 | 5 | 48 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45m-il | 200,000 | 9 | 65.9 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45m-il | 200,000 | 5 | 66.3 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45m-il | 500,000 | 9 | 93.7 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45m-il | 500,000 | 5 | 90.4 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45m-il | 1,000,000 | 9 | 115.3 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45m-il | 1,000,000 | 5 | 108.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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