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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(ls421-il) NASA/LANGLEY LS(1)-0421 AIRFOIL | NASA/Langley LS(1)-0421 general aviation airfoil Max thickness 20.9% at 40% chord Max camber 2.4% at 65% chord | Remove Airfoil details Airfoil plotter |
(p51htip-il) NACA 66 | NACA 66 Max thickness 12% at 45% chord Max camber 1.3% at 47.5% chord | Remove Airfoil details Airfoil plotter |
(oa213-il) ONERA OA213 AIRFOIL | ONERA/Aerospatiale OA213 rotorcraft airfoil (Constructed from patent and smoothed) Max thickness 12.6% at 32.5% chord Max camber 3.3% at 25% chord | Remove Airfoil details Airfoil plotter |
(s2048-il) S2048 | Selig S2048 low Reynolds number airfoil Max thickness 8.6% at 35.4% chord Max camber 1.7% at 60.1% chord | Remove Airfoil details Airfoil plotter |
(prandtl-d-root-ns) Prandtl-D root - NASA Preliminary Research Aerodynamic Design To Lower Drag | NASA Preliminary Research Aerodynamic Design To Lower Drag (PRANDTL-D) glider root airfoil Max thickness 12% at 30.9% chord Max camber 3.5% at 37.1% chord | Remove Airfoil details Airfoil plotter |
(b737c-il) BOEING 737 MIDSPAN AIRFOIL | Boeing Commercial Airplane Company model 737 airfoils Max thickness 10% at 39.9% chord Max camber 1.5% at 20.4% chord | Remove Airfoil details Airfoil plotter |
(ls013-il) NASA/LANGLEY LS(1)-0013 AIRFOIL | NASA/Langley LS(1)-0013 general aviation airfoil Max thickness 12.9% at 40% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(pw51-pw) PW51 | Peter Wick. Airfoil for plank model gliders Max thickness 8.9% at 27.5% chord Max camber 1.4% at 27.5% chord | Remove Airfoil details Airfoil plotter |
(ls417-il) NASA/LANGLEY LS(1)-0417 (GA(W)-1) AIRFOIL | NASA/Langley/Whitcomb LS(1)-0417 (GA(W)-1) general aviation airfoil Max thickness 17% at 40% chord Max camber 2.4% at 65% chord | Remove Airfoil details Airfoil plotter |
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Polars for (ls421-il,p51htip-il,oa213-il,s2048-il,prandtl-d-root-ns,b737c-il,ls013-il,pw51-pw,ls417-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| ls421-il | 50,000 | 9 | 23.8 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls421-il | 50,000 | 5 | 18.4 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls421-il | 100,000 | 9 | 33.1 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls421-il | 100,000 | 5 | 30.7 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls421-il | 200,000 | 9 | 52.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls421-il | 200,000 | 5 | 56.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls421-il | 500,000 | 9 | 89.5 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls421-il | 500,000 | 5 | 81.5 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls421-il | 1,000,000 | 9 | 111.9 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls421-il | 1,000,000 | 5 | 91.2 at α=1.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| p51htip-il | 50,000 | 9 | 22.2 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| p51htip-il | 50,000 | 5 | 22.7 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| p51htip-il | 100,000 | 9 | 35.4 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| p51htip-il | 100,000 | 5 | 38.7 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| p51htip-il | 200,000 | 9 | 52.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| p51htip-il | 200,000 | 5 | 48 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| p51htip-il | 500,000 | 9 | 72.9 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| p51htip-il | 500,000 | 5 | 67 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| p51htip-il | 1,000,000 | 9 | 90.8 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| p51htip-il | 1,000,000 | 5 | 75.1 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| oa213-il | 50,000 | 9 | 26.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| oa213-il | 50,000 | 5 | 29.8 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| oa213-il | 100,000 | 9 | 41.6 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| oa213-il | 100,000 | 5 | 41.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| oa213-il | 200,000 | 9 | 54 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| oa213-il | 200,000 | 5 | 54.9 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| oa213-il | 500,000 | 9 | 75.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| oa213-il | 500,000 | 5 | 75.8 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| oa213-il | 1,000,000 | 9 | 95.3 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| oa213-il | 1,000,000 | 5 | 93.7 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2048-il | 50,000 | 9 | 37.2 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2048-il | 50,000 | 5 | 37.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2048-il | 100,000 | 9 | 55.8 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2048-il | 100,000 | 5 | 52.7 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2048-il | 200,000 | 9 | 75.8 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2048-il | 200,000 | 5 | 67.5 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2048-il | 500,000 | 9 | 100.7 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2048-il | 500,000 | 5 | 78.1 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2048-il | 1,000,000 | 9 | 110.3 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2048-il | 1,000,000 | 5 | 88.5 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 50,000 | 9 | 22.8 at α=12.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 100,000 | 9 | 51.4 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 200,000 | 9 | 76.5 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 500,000 | 9 | 102.5 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 1,000,000 | 9 | 117.9 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 2,000,000 | 9 | 119.4 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| prandtl-d-root-ns | 5,000,000 | 9 | 128.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 50,000 | 9 | 33 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 50,000 | 5 | 34.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 100,000 | 9 | 49.4 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 100,000 | 5 | 47.1 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 200,000 | 9 | 65.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 200,000 | 5 | 58.8 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 500,000 | 9 | 84.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 500,000 | 5 | 69.7 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 1,000,000 | 9 | 89.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 1,000,000 | 5 | 79.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls013-il | 50,000 | 9 | 26.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls013-il | 50,000 | 5 | 25.9 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls013-il | 100,000 | 9 | 36.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls013-il | 100,000 | 5 | 30.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls013-il | 200,000 | 9 | 39.8 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls013-il | 200,000 | 5 | 39.9 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls013-il | 500,000 | 9 | 52.7 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls013-il | 500,000 | 5 | 57.2 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls013-il | 1,000,000 | 9 | 69.2 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls013-il | 1,000,000 | 5 | 71.7 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| pw51-pw | 50,000 | 9 | 26.2 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw51-pw | 100,000 | 9 | 41.2 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw51-pw | 200,000 | 9 | 56.6 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw51-pw | 500,000 | 9 | 76.6 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw51-pw | 1,000,000 | 9 | 90.8 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw51-pw | 2,000,000 | 9 | 104.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| pw51-pw | 5,000,000 | 9 | 119.9 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls417-il | 50,000 | 9 | 29.7 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls417-il | 50,000 | 5 | 25 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls417-il | 100,000 | 9 | 42.9 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls417-il | 100,000 | 5 | 41 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls417-il | 200,000 | 9 | 61 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls417-il | 200,000 | 5 | 61.7 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls417-il | 500,000 | 9 | 92.9 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls417-il | 500,000 | 5 | 82.1 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ls417-il | 1,000,000 | 9 | 112.6 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ls417-il | 1,000,000 | 5 | 91.3 at α=1° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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