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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(e330-il) EPPLER 330 AIRFOIL | Eppler E330 flying wing airfoil Max thickness 11% at 29.2% chord Max camber 2.1% at 16.9% chord | Remove Airfoil details Airfoil plotter |
(e397-il) EPPLER 397 AIRFOIL | Eppler E397 human powered aircraft airfoil Max thickness 13.5% at 29.4% chord Max camber 5.3% at 52.1% chord | Remove Airfoil details Airfoil plotter |
(e329-il) EPPLER 329 AIRFOIL | Eppler E329 flying wing airfoil Max thickness 13.5% at 30.6% chord Max camber 3.5% at 25.7% chord | Remove Airfoil details Airfoil plotter |
(e417-il) EPPLER 417 AIRFOIL | Eppler E417 general purpose airfoil Max thickness 14.2% at 38.3% chord Max camber 3.1% at 76.3% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e330-il,e397-il,e329-il,e417-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e330-il | 50,000 | 9 | 17.2 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e330-il | 50,000 | 5 | 26.9 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e330-il | 100,000 | 9 | 40.6 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e330-il | 100,000 | 5 | 44.9 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e330-il | 200,000 | 9 | 60.6 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e330-il | 200,000 | 5 | 61.5 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e330-il | 500,000 | 9 | 85.1 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e330-il | 500,000 | 5 | 71.9 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e330-il | 1,000,000 | 9 | 89.6 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e330-il | 1,000,000 | 5 | 84.8 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e397-il | 50,000 | 9 | 26.3 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e397-il | 50,000 | 5 | 22.5 at α=11.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e397-il | 100,000 | 9 | 51 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e397-il | 100,000 | 5 | 53.4 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e397-il | 200,000 | 9 | 89 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e397-il | 200,000 | 5 | 89.3 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e397-il | 500,000 | 9 | 135.7 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e397-il | 500,000 | 5 | 126 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e397-il | 1,000,000 | 9 | 169.2 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e397-il | 1,000,000 | 5 | 139.9 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e329-il | 50,000 | 9 | 17.3 at α=0.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e329-il | 50,000 | 5 | 27.6 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e329-il | 100,000 | 9 | 37 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e329-il | 100,000 | 5 | 47.1 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e329-il | 200,000 | 9 | 63.8 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e329-il | 200,000 | 5 | 66.6 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e329-il | 500,000 | 9 | 94.7 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e329-il | 500,000 | 5 | 91.1 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e329-il | 1,000,000 | 9 | 116.9 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e329-il | 1,000,000 | 5 | 110.8 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e417-il | 50,000 | 9 | 33.2 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e417-il | 50,000 | 5 | 30.2 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e417-il | 100,000 | 9 | 46.8 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e417-il | 100,000 | 5 | 46 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e417-il | 200,000 | 9 | 65.6 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e417-il | 200,000 | 5 | 66.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e417-il | 500,000 | 9 | 103.1 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e417-il | 500,000 | 5 | 94.4 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e417-il | 1,000,000 | 9 | 135.9 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e417-il | 1,000,000 | 5 | 112.5 at α=1° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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