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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(e326-il) EPPLER 326 AIRFOIL | Eppler E326 flying wing airfoil Max thickness 12.9% at 33.4% chord Max camber 2.1% at 19.5% chord | Remove Airfoil details Airfoil plotter |
(sd8000-il) SD8000-089-88 | Selig/Donovan SD8000 low Reynolds number airfoil Max thickness 8.9% at 29.4% chord Max camber 1.5% at 54% chord | Remove Airfoil details Airfoil plotter |
(e266-il) EPPLER 266 AIRFOIL | Eppler E266 general purpose airfoil Max thickness 17.3% at 39.8% chord Max camber 3.1% at 39.8% 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 |
(sd7090-il) SD7090 (10%) | Selig/Donovan SD7090 low Reynolds number airfoil Max thickness 10% at 29.3% chord Max camber 1.5% at 43.6% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e326-il,sd8000-il,e266-il,e329-il,sd7090-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e326-il | 50,000 | 9 | 17.7 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e326-il | 50,000 | 5 | 26.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e326-il | 100,000 | 9 | 39.4 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e326-il | 100,000 | 5 | 44.9 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e326-il | 200,000 | 9 | 60.9 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e326-il | 200,000 | 5 | 55.5 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e326-il | 500,000 | 9 | 76.5 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e326-il | 500,000 | 5 | 75.4 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e326-il | 1,000,000 | 9 | 96.4 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e326-il | 1,000,000 | 5 | 90.7 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8000-il | 50,000 | 9 | 33.6 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8000-il | 50,000 | 5 | 34.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8000-il | 100,000 | 9 | 49.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8000-il | 100,000 | 5 | 46.6 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8000-il | 200,000 | 9 | 64.2 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8000-il | 200,000 | 5 | 57.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8000-il | 500,000 | 9 | 80.6 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8000-il | 500,000 | 5 | 74.3 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8000-il | 1,000,000 | 9 | 92.2 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8000-il | 1,000,000 | 5 | 87.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e266-il | 50,000 | 9 | 13.9 at α=15.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e266-il | 50,000 | 5 | 13.4 at α=14° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e266-il | 100,000 | 9 | 26 at α=12.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e266-il | 100,000 | 5 | 23.5 at α=12° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e266-il | 200,000 | 9 | 61.9 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e266-il | 200,000 | 5 | 59.6 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e266-il | 500,000 | 9 | 100.4 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e266-il | 500,000 | 5 | 100 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e266-il | 1,000,000 | 9 | 131.4 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e266-il | 1,000,000 | 5 | 124.9 at α=6.25° | 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 | |
| sd7090-il | 50,000 | 9 | 30.7 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7090-il | 50,000 | 5 | 34.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7090-il | 100,000 | 9 | 47.1 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7090-il | 100,000 | 5 | 47.6 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7090-il | 200,000 | 9 | 62.9 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7090-il | 200,000 | 5 | 60.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7090-il | 500,000 | 9 | 83.6 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7090-il | 500,000 | 5 | 78.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7090-il | 1,000,000 | 9 | 99 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7090-il | 1,000,000 | 5 | 92.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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