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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(e664-il) EPPLER 664 AIRFOIL | Eppler E664 variable geometry sailplane airfoil Max thickness 16.6% at 45.6% chord Max camber 2.6% at 40.7% chord | Remove Airfoil details Airfoil plotter |
(e668-il) EPPLER 668 AIRFOIL | Eppler E668 sailplane airfoil Max thickness 13.9% at 37.3% chord Max camber 4% at 47.8% chord | Remove Airfoil details Airfoil plotter |
(e662-il) EPPLER E662 AIRFOIL | Eppler E662 sailplane airfoil Max thickness 15% at 42.8% chord Max camber 4.1% at 47.5% chord | Remove Airfoil details Airfoil plotter |
(e66-il) EPPLER 66 AIRFOIL | Eppler E66 low Reynolds number airfoil Max thickness 10.1% at 28.7% chord Max camber 4.1% at 52.3% chord | Remove Airfoil details Airfoil plotter |
(e62-il) E62 (5.62%) | Eppler E62 low Reynolds number airfoil Max thickness 5.6% at 26.2% chord Max camber 5% at 49.3% chord | Remove Airfoil details Airfoil plotter |
(e61-il) E61 (5.64%) | Eppler E61 low Reynolds number airfoil Max thickness 5.7% at 23.8% chord Max camber 6.4% at 51% chord | Remove Airfoil details Airfoil plotter |
(e604-il) EPPLER 604 AIRFOIL | Eppler E604 sailplane airfoil Max thickness 18.8% at 37.3% chord Max camber 3.4% at 42.3% chord | Remove Airfoil details Airfoil plotter |
(e654-il) EPPLER 654 AIRFOIL | Eppler E654 sailplane airfoil Max thickness 17.2% at 36.1% chord Max camber 4.9% at 46.5% chord | Remove Airfoil details Airfoil plotter |
(e63-il) E63 (4.25%) | Eppler E63 low Reynolds number airfoil Max thickness 4.3% at 22.8% chord Max camber 5.3% at 50.5% chord | Remove Airfoil details Airfoil plotter |
(e64-il) E64 (8.45%) | Eppler E64 low Reynolds number airfoil Max thickness 8.4% at 27.8% chord Max camber 2.9% at 56.5% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e664-il,e668-il,e662-il,e66-il,e62-il,e61-il,e604-il,e654-il,e63-il,e64-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e664-il | 50,000 | 9 | 19.3 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e664-il | 50,000 | 5 | 19.7 at α=12° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e664-il | 100,000 | 9 | 39.9 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e664-il | 100,000 | 5 | 33.2 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e664-il | 200,000 | 9 | 57.6 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e664-il | 200,000 | 5 | 58.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e664-il | 500,000 | 9 | 90.8 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e664-il | 500,000 | 5 | 90.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e664-il | 1,000,000 | 9 | 120.9 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e664-il | 1,000,000 | 5 | 111.2 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e668-il | 50,000 | 9 | 31 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e668-il | 50,000 | 5 | 27 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e668-il | 100,000 | 9 | 51.6 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e668-il | 100,000 | 5 | 47.2 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e668-il | 200,000 | 9 | 81.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e668-il | 200,000 | 5 | 77.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e668-il | 500,000 | 9 | 123 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e668-il | 500,000 | 5 | 113.2 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e668-il | 1,000,000 | 9 | 155.5 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e668-il | 1,000,000 | 5 | 135.8 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e662-il | 50,000 | 9 | 27.6 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e662-il | 50,000 | 5 | 23.4 at α=11° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e662-il | 100,000 | 9 | 46.6 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e662-il | 100,000 | 5 | 40.9 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e662-il | 200,000 | 9 | 71.4 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e662-il | 200,000 | 5 | 66.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e662-il | 500,000 | 9 | 114.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e662-il | 500,000 | 5 | 111.1 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e662-il | 1,000,000 | 9 | 152 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e662-il | 1,000,000 | 5 | 138.7 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e66-il | 50,000 | 9 | 40.2 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e66-il | 50,000 | 5 | 40.7 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e66-il | 100,000 | 9 | 64.6 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e66-il | 100,000 | 5 | 63.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e66-il | 200,000 | 9 | 91.7 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e66-il | 200,000 | 5 | 86.8 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e66-il | 500,000 | 9 | 128.6 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e66-il | 500,000 | 5 | 113.5 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e66-il | 1,000,000 | 9 | 153.2 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e66-il | 1,000,000 | 5 | 121.7 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e62-il | 50,000 | 9 | 48 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e62-il | 50,000 | 5 | 47.7 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e62-il | 100,000 | 9 | 74.7 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e62-il | 100,000 | 5 | 74.4 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e62-il | 200,000 | 9 | 107.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e62-il | 200,000 | 5 | 104.1 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e62-il | 500,000 | 9 | 156.8 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e62-il | 500,000 | 5 | 141.7 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e62-il | 1,000,000 | 9 | 191.5 at α=1.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e62-il | 1,000,000 | 5 | 164.6 at α=1.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e61-il | 50,000 | 9 | 46.9 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e61-il | 50,000 | 5 | 45.4 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e61-il | 100,000 | 9 | 75.6 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e61-il | 100,000 | 5 | 75.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e61-il | 200,000 | 9 | 112.5 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e61-il | 200,000 | 5 | 110.8 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e61-il | 500,000 | 9 | 171 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e61-il | 500,000 | 5 | 157.1 at α=1.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e61-il | 1,000,000 | 9 | 214.8 at α=1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e61-il | 1,000,000 | 5 | 176.6 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e604-il | 50,000 | 9 | 5.2 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e604-il | 50,000 | 5 | 13.8 at α=14.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e604-il | 100,000 | 9 | 34.1 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e604-il | 100,000 | 5 | 30.1 at α=10.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e604-il | 200,000 | 9 | 65.1 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e604-il | 200,000 | 5 | 67.1 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e604-il | 500,000 | 9 | 106.7 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e604-il | 500,000 | 5 | 101.8 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e604-il | 1,000,000 | 9 | 136.3 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e604-il | 1,000,000 | 5 | 123.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e654-il | 50,000 | 9 | 5.1 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e654-il | 50,000 | 5 | 12.8 at α=12.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e654-il | 100,000 | 9 | 32.7 at α=12.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e654-il | 100,000 | 5 | 28.3 at α=10.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e654-il | 200,000 | 9 | 70.6 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e654-il | 200,000 | 5 | 71.4 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e654-il | 500,000 | 9 | 122.5 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e654-il | 500,000 | 5 | 118 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e654-il | 1,000,000 | 9 | 158.6 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e654-il | 1,000,000 | 5 | 145.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e63-il | 50,000 | 9 | 52 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e63-il | 50,000 | 5 | 51.1 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e63-il | 100,000 | 9 | 77.5 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e63-il | 100,000 | 5 | 77.6 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e63-il | 200,000 | 9 | 112.5 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e63-il | 200,000 | 5 | 110 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e63-il | 500,000 | 9 | 176.8 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e63-il | 500,000 | 5 | 160 at α=1° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e63-il | 1,000,000 | 9 | 235.2 at α=1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e63-il | 1,000,000 | 5 | 157.7 at α=0° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e64-il | 50,000 | 9 | 41.5 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e64-il | 50,000 | 5 | 42.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e64-il | 100,000 | 9 | 64 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e64-il | 100,000 | 5 | 62.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e64-il | 200,000 | 9 | 88.4 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e64-il | 200,000 | 5 | 81.8 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e64-il | 500,000 | 9 | 120.6 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e64-il | 500,000 | 5 | 103.3 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e64-il | 1,000,000 | 9 | 140.7 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e64-il | 1,000,000 | 5 | 113.2 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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