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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(sd7037-il) SD7037-092-88 | Selig/Donovan SD7037 low Reynolds number airfoil Max thickness 9.2% at 26.1% chord Max camber 2.5% at 44.7% chord | Remove Airfoil details Airfoil plotter |
(sa7038-il) SA7038 | Selig / Ashok Gopalarathnam SA7038 Max thickness 9.2% at 28.5% chord Max camber 3% at 42.5% chord | Remove Airfoil details Airfoil plotter |
(mh201-il) MH 201 13.08% | Martin Hepperle MH 201 for a canard airplane (canard) Max thickness 13% at 38.1% chord Max camber 2.5% at 48.3% chord | Remove Airfoil details Airfoil plotter |
(s9000-il) S9000 (9%) | Selig S9000 (9%) low Reynolds number airfoil used on the Blackhawk R/C sailplane Max thickness 9% at 28.2% chord Max camber 2.1% at 44.8% chord | Remove Airfoil details Airfoil plotter |
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Polars for (sd7037-il,sa7038-il,mh201-il,s9000-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| sd7037-il | 50,000 | 9 | 34.5 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 50,000 | 5 | 39.1 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 100,000 | 9 | 55.2 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 100,000 | 5 | 55.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 200,000 | 9 | 74.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 200,000 | 5 | 70.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 500,000 | 9 | 99.3 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 500,000 | 5 | 90.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7037-il | 1,000,000 | 9 | 116 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7037-il | 1,000,000 | 5 | 104.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sa7038-il | 50,000 | 9 | 34.6 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sa7038-il | 50,000 | 5 | 39.7 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sa7038-il | 100,000 | 9 | 56.2 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sa7038-il | 100,000 | 5 | 56.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sa7038-il | 200,000 | 9 | 76.5 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sa7038-il | 200,000 | 5 | 72.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sa7038-il | 500,000 | 9 | 102 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sa7038-il | 500,000 | 5 | 92.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sa7038-il | 1,000,000 | 9 | 119.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sa7038-il | 1,000,000 | 5 | 107.7 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh201-il | 50,000 | 9 | 33.9 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh201-il | 50,000 | 5 | 34.6 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh201-il | 100,000 | 9 | 55 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh201-il | 100,000 | 5 | 52.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh201-il | 200,000 | 9 | 73.5 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh201-il | 200,000 | 5 | 67 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh201-il | 500,000 | 9 | 95.9 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh201-il | 500,000 | 5 | 85.1 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh201-il | 1,000,000 | 9 | 113.6 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh201-il | 1,000,000 | 5 | 95.9 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9000-il | 50,000 | 9 | 34.7 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9000-il | 50,000 | 5 | 37.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9000-il | 100,000 | 9 | 53.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9000-il | 100,000 | 5 | 52.7 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9000-il | 200,000 | 9 | 71 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9000-il | 200,000 | 5 | 66.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9000-il | 500,000 | 9 | 93 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9000-il | 500,000 | 5 | 84.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9000-il | 1,000,000 | 9 | 108.2 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9000-il | 1,000,000 | 5 | 97.3 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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