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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(e1212-il) EPPLER E1212 AIRFOIL | Eppler E1212 general aviation airfoil Max thickness 17.7% at 23.4% chord Max camber 3.2% at 36.4% chord | Remove Airfoil details Airfoil plotter |
(e168-il) E168 (12.45%) | Eppler E168 low Reynolds number airfoil Max thickness 12.4% at 26.7% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(m15-il) NACA M15 AIRFOIL | NACA/Munk M-15 airfoil Max thickness 12% at 30% chord Max camber 3.8% at 30% chord | Remove Airfoil details Airfoil plotter |
(c141b-il) LOCKHEED C-141 BL113.6 AIRFOIL | Lockheed-Georgia C-141 transonic wing airfoils Max thickness 12.6% at 40.2% chord Max camber 1.1% at 64.5% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e1212-il,e168-il,m15-il,c141b-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e1212-il | 50,000 | 9 | 7.1 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1212-il | 50,000 | 5 | 23.2 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1212-il | 100,000 | 9 | 32.1 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1212-il | 100,000 | 5 | 41.9 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1212-il | 200,000 | 9 | 55.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1212-il | 200,000 | 5 | 59.6 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1212-il | 500,000 | 9 | 84.7 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1212-il | 500,000 | 5 | 85.5 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1212-il | 1,000,000 | 9 | 109.8 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1212-il | 1,000,000 | 5 | 107.5 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e168-il | 50,000 | 9 | 22.6 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e168-il | 50,000 | 5 | 28 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e168-il | 100,000 | 9 | 38.4 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e168-il | 100,000 | 5 | 40.5 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e168-il | 200,000 | 9 | 53.6 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e168-il | 200,000 | 5 | 52.8 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e168-il | 500,000 | 9 | 73 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e168-il | 500,000 | 5 | 67.9 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e168-il | 1,000,000 | 9 | 87 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e168-il | 1,000,000 | 5 | 77.6 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m15-il | 50,000 | 9 | 23.8 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m15-il | 50,000 | 5 | 30 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m15-il | 100,000 | 9 | 50.3 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m15-il | 100,000 | 5 | 53.1 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m15-il | 200,000 | 9 | 72.2 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m15-il | 200,000 | 5 | 72.3 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m15-il | 500,000 | 9 | 101.6 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m15-il | 500,000 | 5 | 98.7 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m15-il | 1,000,000 | 9 | 124.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m15-il | 1,000,000 | 5 | 118.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141b-il | 50,000 | 9 | 29.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141b-il | 50,000 | 5 | 28.3 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141b-il | 100,000 | 9 | 45.1 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141b-il | 100,000 | 5 | 42.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141b-il | 200,000 | 9 | 63.1 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141b-il | 200,000 | 5 | 48.8 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141b-il | 500,000 | 9 | 69.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141b-il | 500,000 | 5 | 60.7 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141b-il | 1,000,000 | 9 | 77.7 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141b-il | 1,000,000 | 5 | 73.9 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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