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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(sd8040-il) SD8040 (10%) | Selig/Donovan SD8040 low Reynolds number airfoil Max thickness 10% at 29.7% chord Max camber 2.1% at 44% chord | Remove Airfoil details Airfoil plotter |
(goe15k-il) GOE 15K AIRFOIL | Gottingen 15K airfoil Max thickness 15% at 50% chord Max camber 3.4% at 50% chord | Remove Airfoil details Airfoil plotter |
(s2062-il) S2062 8% | Selig S2062 low Reynolds number airfoil Max thickness 8% at 30.1% chord Max camber 1.5% at 49.6% chord | Remove Airfoil details Airfoil plotter |
(mh38-il) MH 38 9.68% | Martin Hepperle MH 38 for Endurance Model Max thickness 9.7% at 31.6% chord Max camber 3.9% at 45.3% chord | Remove Airfoil details Airfoil plotter |
(ah79k135-il) AH 79-K-135/20 B | Althaus AH 79-K-135/20 airfoil for use with flaps (K) Max thickness 13.5% at 40.2% chord Max camber 3.1% at 40.2% chord | Remove Airfoil details Airfoil plotter |
(goe632-il) GOE 632 AIRFOIL | Gottingen 632 airfoil Max thickness 14% at 30% chord Max camber 3.9% at 40% chord | Remove Airfoil details Airfoil plotter |
(goe532-il) GOE 532 AIRFOIL | Gottingen 532 airfoil Max thickness 12.5% at 30% chord Max camber 4.8% at 40% chord | Remove Airfoil details Airfoil plotter |
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Polars for (sd8040-il,goe15k-il,s2062-il,mh38-il,ah79k135-il,goe632-il,goe532-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| sd8040-il | 50,000 | 9 | 32.6 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 50,000 | 5 | 36.7 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 100,000 | 9 | 51.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 100,000 | 5 | 51.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 200,000 | 9 | 69.2 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 200,000 | 5 | 65.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 500,000 | 9 | 91.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 500,000 | 5 | 84.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 1,000,000 | 9 | 107.7 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 1,000,000 | 5 | 99 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe15k-il | 50,000 | 9 | 23.7 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe15k-il | 50,000 | 5 | 20.8 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe15k-il | 100,000 | 9 | 32.5 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe15k-il | 100,000 | 5 | 30.7 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe15k-il | 200,000 | 9 | 49.4 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe15k-il | 200,000 | 5 | 49.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe15k-il | 500,000 | 9 | 92.8 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe15k-il | 500,000 | 5 | 67.7 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe15k-il | 1,000,000 | 9 | 92.4 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe15k-il | 1,000,000 | 5 | 83.1 at α=1.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2062-il | 50,000 | 9 | 36 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2062-il | 50,000 | 5 | 36.4 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2062-il | 100,000 | 9 | 52.9 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2062-il | 100,000 | 5 | 49.9 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2062-il | 200,000 | 9 | 69.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2062-il | 200,000 | 5 | 61.8 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2062-il | 500,000 | 9 | 89.3 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2062-il | 500,000 | 5 | 74.6 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2062-il | 1,000,000 | 9 | 99.7 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2062-il | 1,000,000 | 5 | 78.9 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh38-il | 50,000 | 9 | 37.7 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh38-il | 50,000 | 5 | 37.8 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh38-il | 100,000 | 9 | 61.4 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh38-il | 100,000 | 5 | 61.6 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh38-il | 200,000 | 9 | 86.8 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh38-il | 200,000 | 5 | 85.2 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh38-il | 500,000 | 9 | 122.7 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh38-il | 500,000 | 5 | 114.5 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| mh38-il | 1,000,000 | 9 | 149.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| mh38-il | 1,000,000 | 5 | 133.9 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79k135-il | 50,000 | 9 | 24 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79k135-il | 50,000 | 5 | 24.3 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79k135-il | 100,000 | 9 | 48 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79k135-il | 100,000 | 5 | 46.3 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79k135-il | 200,000 | 9 | 78.9 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79k135-il | 200,000 | 5 | 74.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79k135-il | 500,000 | 9 | 104.3 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79k135-il | 500,000 | 5 | 95 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah79k135-il | 1,000,000 | 9 | 122.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah79k135-il | 1,000,000 | 5 | 111.7 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe632-il | 50,000 | 9 | 7.4 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe632-il | 50,000 | 5 | 26 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe632-il | 100,000 | 9 | 48.5 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe632-il | 100,000 | 5 | 51.2 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe632-il | 200,000 | 9 | 72.3 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe632-il | 200,000 | 5 | 69.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe632-il | 500,000 | 9 | 98.8 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe632-il | 500,000 | 5 | 81.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe632-il | 1,000,000 | 9 | 104.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe632-il | 1,000,000 | 5 | 88.6 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe532-il | 50,000 | 9 | 17.7 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe532-il | 50,000 | 5 | 34.7 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe532-il | 100,000 | 9 | 53.3 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe532-il | 100,000 | 5 | 56 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe532-il | 200,000 | 9 | 76.6 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe532-il | 200,000 | 5 | 73.5 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe532-il | 500,000 | 9 | 101.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe532-il | 500,000 | 5 | 89.7 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe532-il | 1,000,000 | 9 | 115.7 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe532-il | 1,000,000 | 5 | 102.7 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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