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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(s1012-il) S1012 | Selig S1012 HPV airfoil Max thickness 12% at 37.3% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(n2h15-il) NACA 2-H-15 AIRFOIL | NACA 2-H-15 rotorcraft airfoil Max thickness 14.7% at 40% chord Max camber 4.5% at 40% chord | Remove Airfoil details Airfoil plotter |
(vr12-il) BOEING-VERTOL VR-12 AIRFOIL | Boeing-Vertol/Dadone VR-12 rotorcraft airfoil Max thickness 10.6% at 35% chord Max camber 2.3% at 20% chord | Remove Airfoil details Airfoil plotter |
(m21-il) NACA M21 AIRFOIL | NACA/Munk M-21 airfoil Max thickness 12% at 30% chord Max camber 6% at 30% chord | Remove Airfoil details Airfoil plotter |
(th25816-il) TH 25816 HALE AIRFOIL | Naval Air Development Center/Doug Hall high altitude Max thickness 25.7% at 48.3% chord Max camber 4% at 52.9% chord | Remove Airfoil details Airfoil plotter |
(e171-il) (Dicke 12.28%) | Eppler E171 low Reynolds number airfoil Max thickness 12.3% at 32.4% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(vr9-il) BOEING-VERTOL VR-9 AIRFOIL | Boeing-Vertol VR-9 rotorcraft airfoil Max thickness 6.1% at 35% chord Max camber 0.3% at 35% chord | Remove Airfoil details Airfoil plotter |
(m18-il) NACA M18 AIRFOIL | NACA/Munk M-18 airfoil Max thickness 12% at 30% chord Max camber 4.1% at 30% chord | Remove Airfoil details Airfoil plotter |
(vr15-il) BOEING-VERTOL VR-15 AIRFOIL | Boeing-Vertol/Dadone VR-15 transonic rotorcraft airfoil Max thickness 8% at 35% chord Max camber 1.3% at 20% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (s1012-il,n2h15-il,vr12-il,m21-il,th25816-il,e171-il,vr9-il,m18-il,vr15-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| s1012-il | 50,000 | 9 | 26.2 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1012-il | 50,000 | 5 | 25.5 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1012-il | 100,000 | 9 | 37.2 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1012-il | 100,000 | 5 | 31.1 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1012-il | 200,000 | 9 | 37.7 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1012-il | 200,000 | 5 | 40 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1012-il | 500,000 | 9 | 53.5 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1012-il | 500,000 | 5 | 56.8 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1012-il | 1,000,000 | 9 | 69.9 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1012-il | 1,000,000 | 5 | 70.3 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n2h15-il | 50,000 | 9 | 18.1 at α=13° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n2h15-il | 50,000 | 5 | 13.4 at α=11.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n2h15-il | 100,000 | 9 | 20 at α=13.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n2h15-il | 100,000 | 5 | 20.3 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n2h15-il | 200,000 | 9 | 34.9 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n2h15-il | 200,000 | 5 | 38.1 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n2h15-il | 500,000 | 9 | 110.5 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n2h15-il | 500,000 | 5 | 107.5 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n2h15-il | 1,000,000 | 9 | 145.1 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n2h15-il | 1,000,000 | 5 | 122.1 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr12-il | 50,000 | 9 | 28.9 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr12-il | 50,000 | 5 | 28.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr12-il | 100,000 | 9 | 39.4 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr12-il | 100,000 | 5 | 39.9 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr12-il | 200,000 | 9 | 49.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr12-il | 200,000 | 5 | 53.6 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr12-il | 500,000 | 9 | 73 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr12-il | 500,000 | 5 | 75.5 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr12-il | 1,000,000 | 9 | 94.4 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr12-il | 1,000,000 | 5 | 93.9 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m21-il | 50,000 | 9 | 5.4 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m21-il | 50,000 | 5 | 22.2 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m21-il | 100,000 | 9 | 29.8 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m21-il | 100,000 | 5 | 48.5 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m21-il | 200,000 | 9 | 70.1 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m21-il | 200,000 | 5 | 73.7 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m21-il | 500,000 | 9 | 107.3 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m21-il | 500,000 | 5 | 105.8 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m21-il | 1,000,000 | 9 | 135.9 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m21-il | 1,000,000 | 5 | 128.4 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| th25816-il | 50,000 | 9 | 2.4 at α=13.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| th25816-il | 50,000 | 5 | 7.1 at α=19° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| th25816-il | 100,000 | 9 | 15.1 at α=17.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| th25816-il | 100,000 | 5 | 12.2 at α=16° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| th25816-il | 200,000 | 9 | 21.5 at α=14.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| th25816-il | 200,000 | 5 | 19.1 at α=13.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| th25816-il | 500,000 | 9 | 54.7 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| th25816-il | 500,000 | 5 | 47.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| th25816-il | 1,000,000 | 9 | 74.9 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| th25816-il | 1,000,000 | 5 | 59.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e171-il | 50,000 | 9 | 29.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e171-il | 50,000 | 5 | 29.3 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e171-il | 100,000 | 9 | 43.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e171-il | 100,000 | 5 | 41.5 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e171-il | 200,000 | 9 | 56.9 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e171-il | 200,000 | 5 | 47.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e171-il | 500,000 | 9 | 65.4 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e171-il | 500,000 | 5 | 56.8 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e171-il | 1,000,000 | 9 | 68.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e171-il | 1,000,000 | 5 | 68.5 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr9-il | 50,000 | 9 | 24.3 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr9-il | 50,000 | 5 | 23.8 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr9-il | 100,000 | 9 | 31.2 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr9-il | 100,000 | 5 | 27.4 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr9-il | 200,000 | 9 | 34.2 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr9-il | 200,000 | 5 | 32.5 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr9-il | 500,000 | 9 | 39.8 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr9-il | 500,000 | 5 | 42.7 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr9-il | 1,000,000 | 9 | 52.8 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr9-il | 1,000,000 | 5 | 55.9 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m18-il | 50,000 | 9 | 11.1 at α=0.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m18-il | 50,000 | 5 | 25.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m18-il | 100,000 | 9 | 47.3 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m18-il | 100,000 | 5 | 50.4 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m18-il | 200,000 | 9 | 71.8 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m18-il | 200,000 | 5 | 72.2 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m18-il | 500,000 | 9 | 103.5 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m18-il | 500,000 | 5 | 100.7 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| m18-il | 1,000,000 | 9 | 127.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| m18-il | 1,000,000 | 5 | 116.8 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr15-il | 50,000 | 9 | 28.1 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr15-il | 50,000 | 5 | 27.7 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr15-il | 100,000 | 9 | 38.2 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr15-il | 100,000 | 5 | 39 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr15-il | 200,000 | 9 | 49.3 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr15-il | 200,000 | 5 | 52 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr15-il | 500,000 | 9 | 70.9 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr15-il | 500,000 | 5 | 69.2 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| vr15-il | 1,000,000 | 9 | 85.6 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| vr15-il | 1,000,000 | 5 | 81.7 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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