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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(e485-il) EPPLER 485 AIRFOIL | Eppler E485 tailplane airfoil Max thickness 12.5% at 31.8% chord Max camber 1.1% at 27.1% chord | Remove Airfoil details Airfoil plotter |
(e343-il) EPPLER 343 AIRFOIL | Eppler E343 flying wing airfoil Max thickness 14.5% at 30.9% chord Max camber 4% at 26% chord | Remove Airfoil details Airfoil plotter |
(e421-il) EPPLER 421 AIRFOIL | Eppler E421 high lift airfoil Max thickness 14.5% at 26% chord Max camber 8.6% at 37.4% chord | Remove Airfoil details Airfoil plotter |
(e325-il) EPPLER 325 AIRFOIL | Eppler E325 flying wing airfoil Max thickness 12.6% at 34.3% chord Max camber 1.8% at 16.3% chord | Remove Airfoil details Airfoil plotter |
(e342-il) EPPLER 342 AIRFOIL | Eppler E342 flying wing airfoil Max thickness 14.3% at 31.8% chord Max camber 3.5% at 22.2% chord | Remove Airfoil details Airfoil plotter |
(e407-il) EPPLER 407 AIRFOIL | Eppler E407 sailplane airfoil Max thickness 14.4% at 36.6% chord Max camber 3.5% at 71.7% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e485-il,e343-il,e421-il,e325-il,e342-il,e407-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e485-il | 50,000 | 9 | 27.4 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e485-il | 50,000 | 5 | 30.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e485-il | 100,000 | 9 | 44.8 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e485-il | 100,000 | 5 | 44.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e485-il | 200,000 | 9 | 59.2 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e485-il | 200,000 | 5 | 55.2 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e485-il | 500,000 | 9 | 73.8 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e485-il | 500,000 | 5 | 69 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e485-il | 1,000,000 | 9 | 86.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e485-il | 1,000,000 | 5 | 81.9 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e343-il | 50,000 | 9 | 14.5 at α=-0.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e343-il | 50,000 | 5 | 24.3 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e343-il | 100,000 | 9 | 30.8 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e343-il | 100,000 | 5 | 43.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e343-il | 200,000 | 9 | 58.7 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e343-il | 200,000 | 5 | 64.6 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e343-il | 500,000 | 9 | 92.6 at α=11° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e343-il | 500,000 | 5 | 87.9 at α=10.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e343-il | 1,000,000 | 9 | 114.4 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e343-il | 1,000,000 | 5 | 113.4 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e421-il | 50,000 | 9 | 5.3 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e421-il | 50,000 | 5 | 20 at α=0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e421-il | 100,000 | 9 | 27.7 at α=1° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e421-il | 100,000 | 5 | 48 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e421-il | 200,000 | 9 | 63 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e421-il | 200,000 | 5 | 74.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e421-il | 500,000 | 9 | 107.4 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e421-il | 500,000 | 5 | 109.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e421-il | 1,000,000 | 9 | 141.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e421-il | 1,000,000 | 5 | 141.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e325-il | 50,000 | 9 | 17.2 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e325-il | 50,000 | 5 | 26.5 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e325-il | 100,000 | 9 | 39.2 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e325-il | 100,000 | 5 | 42.6 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e325-il | 200,000 | 9 | 58.3 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e325-il | 200,000 | 5 | 51.1 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e325-il | 500,000 | 9 | 69.6 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e325-il | 500,000 | 5 | 69.2 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e325-il | 1,000,000 | 9 | 88.2 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e325-il | 1,000,000 | 5 | 82.6 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e342-il | 50,000 | 9 | 14.6 at α=0.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e342-il | 50,000 | 5 | 24.1 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e342-il | 100,000 | 9 | 30.4 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e342-il | 100,000 | 5 | 43.5 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e342-il | 200,000 | 9 | 59.4 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e342-il | 200,000 | 5 | 61.9 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e342-il | 500,000 | 9 | 88.3 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e342-il | 500,000 | 5 | 83.7 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e342-il | 1,000,000 | 9 | 108.3 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e342-il | 1,000,000 | 5 | 106.3 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 50,000 | 9 | 34.2 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 50,000 | 5 | 30.9 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 100,000 | 9 | 50.6 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 100,000 | 5 | 48.2 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 200,000 | 9 | 72 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 200,000 | 5 | 72 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 500,000 | 9 | 113 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 500,000 | 5 | 104.1 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 1,000,000 | 9 | 144.3 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 1,000,000 | 5 | 121.5 at α=1.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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