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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(e818-il) EPPLER 818 HYDROFOIL AIRFOIL | Eppler E818 hydrofoil Max thickness 9.4% at 33.1% chord Max camber 2.8% at 67% chord | Remove Airfoil details Airfoil plotter |
(e854-il) EPPLER E854 AIRFOIL | Eppler E854 propeller airfoil Max thickness 13.4% at 32.3% chord Max camber 3.3% at 55.7% chord | Remove Airfoil details Airfoil plotter |
(e748-il) EPPLER 748 AIRFOIL | Eppler E748 sailplane airfoil Max thickness 19.7% at 27.4% chord Max camber 4.6% at 54.9% chord | Remove Airfoil details Airfoil plotter |
(e838-il) EPPLER E838 HYDROFOIL AIRFOIL | Eppler E838 hydrofoil Max thickness 18.4% at 37.2% chord Max camber 0% at 46.5% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e818-il,e854-il,e748-il,e838-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e818-il | 50,000 | 9 | 23.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e818-il | 50,000 | 5 | 26.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e818-il | 100,000 | 9 | 66.1 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e818-il | 100,000 | 5 | 40.9 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e818-il | 200,000 | 9 | 56.4 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e818-il | 200,000 | 5 | 67.3 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e818-il | 500,000 | 9 | 104.2 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e818-il | 500,000 | 5 | 96.1 at α=1.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e818-il | 1,000,000 | 9 | 126.6 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e818-il | 1,000,000 | 5 | 110.2 at α=1.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e854-il | 50,000 | 9 | 32.7 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e854-il | 50,000 | 5 | 31.8 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e854-il | 100,000 | 9 | 57.4 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e854-il | 100,000 | 5 | 58.1 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e854-il | 200,000 | 9 | 82.4 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e854-il | 200,000 | 5 | 80.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e854-il | 500,000 | 9 | 115.9 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e854-il | 500,000 | 5 | 103.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e854-il | 1,000,000 | 9 | 136.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e854-il | 1,000,000 | 5 | 117.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e748-il | 50,000 | 9 | 12.4 at α=-2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e748-il | 50,000 | 5 | 21.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e748-il | 100,000 | 9 | 31.4 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e748-il | 100,000 | 5 | 46.2 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e748-il | 200,000 | 9 | 63.8 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e748-il | 200,000 | 5 | 66.9 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e748-il | 500,000 | 9 | 94.2 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e748-il | 500,000 | 5 | 93.4 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e748-il | 1,000,000 | 9 | 120.1 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e748-il | 1,000,000 | 5 | 116.8 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e838-il | 50,000 | 9 | 18.9 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e838-il | 50,000 | 5 | 16.4 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e838-il | 100,000 | 9 | 31.5 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e838-il | 100,000 | 5 | 29.3 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e838-il | 200,000 | 9 | 51.1 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e838-il | 200,000 | 5 | 49.6 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e838-il | 500,000 | 9 | 73.2 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e838-il | 500,000 | 5 | 65 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e838-il | 1,000,000 | 9 | 86.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e838-il | 1,000,000 | 5 | 72.2 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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