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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(l7769-il) LISSAMAN 7769 AIRFOIL | Lissaman 7769 human powered aircraft airfoil Max thickness 11% at 30% chord Max camber 4.4% at 30% chord | Remove Airfoil details Airfoil plotter |
(hs1712-il) HAM-STD HS1-712 AIRFOIL | HS1 family of prop airfoils from US Patent No. 4 Max thickness 12% at 36% chord Max camber 4.9% at 44% chord | Remove Airfoil details Airfoil plotter |
(goe479-il) GOE 479 AIRFOIL | Gottingen 479 airfoil Max thickness 11.6% at 30% chord Max camber 4% at 40% chord | Remove Airfoil details Airfoil plotter |
(goe523-il) GOE 523 AIRFOIL | Gottingen 523 airfoil Max thickness 16.5% at 29.7% chord Max camber 9.7% at 49.7% chord | Remove Airfoil details Airfoil plotter |
(goe418-il) GOE 418 AIRFOIL | Gottingen 418 airfoil Max thickness 12.7% at 20% chord Max camber 5.1% at 40% chord | Remove Airfoil details Airfoil plotter |
(s4083-il) S4083 (8%) | Selig S4083 low Reynolds number airfoil Max thickness 8% at 22.5% chord Max camber 3.4% at 35.5% chord | Remove Airfoil details Airfoil plotter |
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Polars for (l7769-il,hs1712-il,goe479-il,goe523-il,goe418-il,s4083-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| l7769-il | 50,000 | 9 | 6.6 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| l7769-il | 50,000 | 5 | 15.4 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| l7769-il | 100,000 | 9 | 32.3 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| l7769-il | 100,000 | 5 | 39.8 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| l7769-il | 200,000 | 9 | 72.6 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| l7769-il | 200,000 | 5 | 74.3 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| l7769-il | 500,000 | 9 | 113.7 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| l7769-il | 500,000 | 5 | 111 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| l7769-il | 1,000,000 | 9 | 143.8 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| l7769-il | 1,000,000 | 5 | 136.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hs1712-il | 50,000 | 9 | 36.4 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hs1712-il | 50,000 | 5 | 38.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hs1712-il | 100,000 | 9 | 60.7 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hs1712-il | 100,000 | 5 | 58.4 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hs1712-il | 200,000 | 9 | 82.8 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hs1712-il | 200,000 | 5 | 74.7 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hs1712-il | 500,000 | 9 | 103.4 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hs1712-il | 500,000 | 5 | 83.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hs1712-il | 1,000,000 | 9 | 103.7 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hs1712-il | 1,000,000 | 5 | 89.7 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe479-il | 50,000 | 9 | 31.6 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe479-il | 50,000 | 5 | 35.4 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe479-il | 100,000 | 9 | 53.9 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe479-il | 100,000 | 5 | 55.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe479-il | 200,000 | 9 | 75.1 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe479-il | 200,000 | 5 | 72.4 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe479-il | 500,000 | 9 | 101.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe479-il | 500,000 | 5 | 94.2 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe479-il | 1,000,000 | 9 | 121.5 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe479-il | 1,000,000 | 5 | 110.2 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe523-il | 50,000 | 9 | 5.3 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe523-il | 50,000 | 5 | 20.5 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe523-il | 100,000 | 9 | 48.8 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe523-il | 100,000 | 5 | 50.9 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe523-il | 200,000 | 9 | 74.3 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe523-il | 200,000 | 5 | 71.5 at α=1.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe523-il | 500,000 | 9 | 102.1 at α=0.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe523-il | 500,000 | 5 | 90.6 at α=0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe523-il | 1,000,000 | 9 | 120.6 at α=0.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe523-il | 1,000,000 | 5 | 104.4 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe418-il | 50,000 | 9 | 12.5 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe418-il | 50,000 | 5 | 32.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe418-il | 100,000 | 9 | 52.6 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe418-il | 100,000 | 5 | 54 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe418-il | 200,000 | 9 | 75.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe418-il | 200,000 | 5 | 71.6 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe418-il | 500,000 | 9 | 101.6 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe418-il | 500,000 | 5 | 90.2 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe418-il | 1,000,000 | 9 | 117.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe418-il | 1,000,000 | 5 | 92.9 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4083-il | 50,000 | 9 | 31.1 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4083-il | 50,000 | 5 | 38.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4083-il | 100,000 | 9 | 51.8 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4083-il | 100,000 | 5 | 56.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4083-il | 200,000 | 9 | 73.3 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4083-il | 200,000 | 5 | 74.4 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4083-il | 500,000 | 9 | 102.8 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4083-il | 500,000 | 5 | 98.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4083-il | 1,000,000 | 9 | 124.3 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4083-il | 1,000,000 | 5 | 115.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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