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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(e331-il) EPPLER 331 AIRFOIL | Eppler E331 flying wing airfoil Max thickness 11.2% at 28.3% chord Max camber 2.7% at 23.6% chord | Remove Airfoil details Airfoil plotter |
(e341-il) EPPLER 341 AIRFOIL | Eppler E341 flying wing airfoil Max thickness 13.9% at 32.8% chord Max camber 3% at 23.2% chord | Remove Airfoil details Airfoil plotter |
(rc08b3-il) NASA/LANGLEY RC-08(B)3 AIRFOIL | NASA/Langley RC-08(B)3 rotorcraft airfoil Max thickness 8% at 37.8% chord Max camber 1.1% at 34.1% chord | Remove Airfoil details Airfoil plotter |
(rc10b3-il) NASA/LANGLEY RC-10(B)3 AIRFOIL | NASA/Langley RC-10(B)3 rotorcraft airfoil Max thickness 10% at 37.7% chord Max camber 1.7% at 30.3% chord | Remove Airfoil details Airfoil plotter |
(ah79100c-il) AH 79-100 C AIRFOIL | Althaus AH 79-100C airfoil Max thickness 9.9% at 30.9% chord Max camber 6.7% at 50% chord | Remove Airfoil details Airfoil plotter |
(hq359-il) HQ 3.5/9 AIRFOIL | Quabeck HQ 3.5/9 R/C sailplane airfoil Max thickness 9% at 35% chord Max camber 3.5% at 50% chord | Remove Airfoil details Airfoil plotter |
(s809-nr) NREL's S809 Airfoil | NREL HAWT airfoil S809 primary 21.0% Re=2.0E+6 Clmax(S)=1.00 Restrained max lift coef Max thickness 21% at 39.5% chord Max camber 1% at 82.3% chord | Remove Airfoil details Airfoil plotter |
(hsnlf213-il) HSNLF(1)-0213 AIRFOIL | NASA/Langley HSNLF(1)-0213 high speed natural laminar flow airfoil Max thickness 13.3% at 42.4% chord Max camber 1.4% at 32.4% chord | Remove Airfoil details Airfoil plotter |
(e858-il) EPPLER 858 AIRFOIL | Eppler E858 propeller airfoil Max thickness 22.7% at 26.6% chord Max camber 4.7% at 44.3% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e331-il,e341-il,rc08b3-il,rc10b3-il,ah79100c-il,hq359-il,s809-nr,hsnlf213-il,e858-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e331-il | 50,000 | 9 | 17.4 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e331-il | 50,000 | 5 | 27.1 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e331-il | 100,000 | 9 | 40.3 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e331-il | 100,000 | 5 | 46.3 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e331-il | 200,000 | 9 | 63 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e331-il | 200,000 | 5 | 64.9 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e331-il | 500,000 | 9 | 91.1 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e331-il | 500,000 | 5 | 79.2 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e331-il | 1,000,000 | 9 | 99.1 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e331-il | 1,000,000 | 5 | 93.5 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e341-il | 50,000 | 9 | 13.6 at α=1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e341-il | 50,000 | 5 | 23.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e341-il | 100,000 | 9 | 28.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e341-il | 100,000 | 5 | 42.4 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e341-il | 200,000 | 9 | 59.1 at α=11° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e341-il | 200,000 | 5 | 60.1 at α=10.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e341-il | 500,000 | 9 | 85.3 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e341-il | 500,000 | 5 | 80.7 at α=10.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e341-il | 1,000,000 | 9 | 102.8 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e341-il | 1,000,000 | 5 | 101.7 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc08b3-il | 50,000 | 9 | 32.2 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc08b3-il | 50,000 | 5 | 31.2 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc08b3-il | 100,000 | 9 | 45.5 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc08b3-il | 100,000 | 5 | 41.5 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc08b3-il | 200,000 | 9 | 57.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc08b3-il | 200,000 | 5 | 49.3 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc08b3-il | 500,000 | 9 | 67.8 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc08b3-il | 500,000 | 5 | 60 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc08b3-il | 1,000,000 | 9 | 71.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc08b3-il | 1,000,000 | 5 | 73.8 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc10b3-il | 50,000 | 9 | 33.8 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc10b3-il | 50,000 | 5 | 33.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc10b3-il | 100,000 | 9 | 49.3 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc10b3-il | 100,000 | 5 | 46.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc10b3-il | 200,000 | 9 | 62.9 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc10b3-il | 200,000 | 5 | 55.7 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc10b3-il | 500,000 | 9 | 74.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc10b3-il | 500,000 | 5 | 65.7 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| rc10b3-il | 1,000,000 | 9 | 79.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| rc10b3-il | 1,000,000 | 5 | 76.5 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79100c-il | 50,000 | 9 | 32.2 at α=11° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79100c-il | 50,000 | 5 | 31.5 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79100c-il | 100,000 | 9 | 61.7 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79100c-il | 100,000 | 5 | 61.5 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79100c-il | 200,000 | 9 | 97.6 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79100c-il | 200,000 | 5 | 97 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79100c-il | 500,000 | 9 | 147.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79100c-il | 500,000 | 5 | 137.7 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79100c-il | 1,000,000 | 9 | 183 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79100c-il | 1,000,000 | 5 | 161.4 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq359-il | 50,000 | 9 | 39.3 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq359-il | 50,000 | 5 | 42 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq359-il | 100,000 | 9 | 63.2 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq359-il | 100,000 | 5 | 62.2 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq359-il | 200,000 | 9 | 88.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq359-il | 200,000 | 5 | 82.2 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq359-il | 500,000 | 9 | 121.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq359-il | 500,000 | 5 | 101.1 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq359-il | 1,000,000 | 9 | 140.6 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq359-il | 1,000,000 | 5 | 105.8 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 50,000 | 9 | 15.5 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 50,000 | 5 | 13.9 at α=10.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 100,000 | 9 | 23.4 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 100,000 | 5 | 26.8 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 200,000 | 9 | 51.7 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 200,000 | 5 | 53.9 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 500,000 | 9 | 81.2 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 500,000 | 5 | 75.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 1,000,000 | 9 | 100.6 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 1,000,000 | 5 | 89.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hsnlf213-il | 50,000 | 9 | 28.3 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hsnlf213-il | 50,000 | 5 | 27.1 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hsnlf213-il | 100,000 | 9 | 46 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hsnlf213-il | 100,000 | 5 | 37.4 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hsnlf213-il | 200,000 | 9 | 53.8 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hsnlf213-il | 200,000 | 5 | 49.9 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hsnlf213-il | 500,000 | 9 | 70.4 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hsnlf213-il | 500,000 | 5 | 59.8 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hsnlf213-il | 1,000,000 | 9 | 78.4 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hsnlf213-il | 1,000,000 | 5 | 67.4 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e858-il | 50,000 | 9 | 3 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e858-il | 50,000 | 5 | 13 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e858-il | 100,000 | 9 | 21.5 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e858-il | 100,000 | 5 | 34.6 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e858-il | 200,000 | 9 | 48.7 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e858-il | 200,000 | 5 | 51.5 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e858-il | 500,000 | 9 | 73.5 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e858-il | 500,000 | 5 | 67.8 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e858-il | 1,000,000 | 9 | 88.1 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e858-il | 1,000,000 | 5 | 87.4 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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