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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(bw3-il) Bergey BW-3 (smoothed) | Bergey BW-3 wind turbine airfoil (smoothed) Max thickness 5% at 7.4% chord Max camber 5.7% at 45.4% chord | Remove Airfoil details Airfoil plotter |
(fx74130wp2mod-il) 74-130 WP2 MOD | Wortmann 74-130 WP2 MOD airfoil Max thickness 12.9% at 43.5% chord Max camber 3.9% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(rg15a213-il) RG 15A 2.5/13.0 AIRFOIL | Rolf Girsberger RG 15A 2.5/13.0 airfoil Max thickness 13% at 30.2% chord Max camber 2.5% at 39.7% chord | Remove Airfoil details Airfoil plotter |
(s827-nr) NREL's S827 Airfoil | NREL HAWT airfoil S827 primary 21.0% Dia=40 to 50 m Re=4.0E+6 Clmax(S)=1.00 Clmax(R)=0.99 Restrained max lift coef Max thickness 21% at 44.9% chord Max camber 2.2% at 68% chord | Remove Airfoil details Airfoil plotter |
(naca001264a08cli02-il) NACA 0012-64 a=0.8 c(li)=0.2 | NACA 0012-64 a=0.8 c(li)=0.2 airfoil Max thickness 11% at 39.9% chord Max camber 1.8% at 29.9% chord | Remove Airfoil details Airfoil plotter |
(naca001034a08cli02-il) NACA 0010-34 a=0.8 c(li)=0.2 | NACA 0010-34 a=0.8 c(li)=0.2 airfoil Max thickness 10% at 40% chord Max camber 1.3% at 50% chord | Remove Airfoil details Airfoil plotter |
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Polars for (bw3-il,fx74130wp2mod-il,rg15a213-il,s827-nr,naca001264a08cli02-il,naca001034a08cli02-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| bw3-il | 50,000 | 9 | 46.7 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| bw3-il | 50,000 | 5 | 46 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| bw3-il | 100,000 | 9 | 67.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| bw3-il | 100,000 | 5 | 58.4 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| bw3-il | 200,000 | 9 | 74.7 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| bw3-il | 200,000 | 5 | 68.5 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| bw3-il | 500,000 | 9 | 88.6 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| bw3-il | 500,000 | 5 | 79.3 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| bw3-il | 1,000,000 | 9 | 98.6 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| bw3-il | 1,000,000 | 5 | 89.2 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 50,000 | 9 | 23.3 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 50,000 | 5 | 22.6 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 100,000 | 9 | 44.2 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 100,000 | 5 | 45 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 200,000 | 9 | 82.1 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 200,000 | 5 | 78.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 500,000 | 9 | 116.2 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 500,000 | 5 | 110.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 1,000,000 | 9 | 141.2 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx74130wp2mod-il | 1,000,000 | 5 | 131.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rg15a213-il | 50,000 | 9 | 29.2 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rg15a213-il | 50,000 | 5 | 34.6 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rg15a213-il | 100,000 | 9 | 50.6 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rg15a213-il | 100,000 | 5 | 51.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rg15a213-il | 200,000 | 9 | 69.4 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rg15a213-il | 200,000 | 5 | 66.5 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rg15a213-il | 500,000 | 9 | 93.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rg15a213-il | 500,000 | 5 | 84.8 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rg15a213-il | 1,000,000 | 9 | 108.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rg15a213-il | 1,000,000 | 5 | 96.1 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s827-nr | 50,000 | 9 | 16.5 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s827-nr | 50,000 | 5 | 14 at α=11.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s827-nr | 100,000 | 9 | 20.4 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s827-nr | 100,000 | 5 | 21.3 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s827-nr | 200,000 | 9 | 35.6 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s827-nr | 200,000 | 5 | 35 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s827-nr | 500,000 | 9 | 84.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s827-nr | 500,000 | 5 | 81.3 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s827-nr | 1,000,000 | 9 | 121.4 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s827-nr | 1,000,000 | 5 | 109.6 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 50,000 | 9 | 33 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 50,000 | 5 | 32.2 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 100,000 | 9 | 49.9 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 100,000 | 5 | 48.2 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 200,000 | 9 | 66.9 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 200,000 | 5 | 61.8 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 500,000 | 9 | 80.7 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 500,000 | 5 | 63.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 1,000,000 | 9 | 77 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001264a08cli02-il | 1,000,000 | 5 | 72.5 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 50,000 | 9 | 26.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 50,000 | 5 | 30.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 100,000 | 9 | 47.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 100,000 | 5 | 46 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 200,000 | 9 | 67.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 200,000 | 5 | 62.8 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 500,000 | 9 | 89.6 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 500,000 | 5 | 73 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 1,000,000 | 9 | 93.6 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca001034a08cli02-il | 1,000,000 | 5 | 78.7 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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