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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(clarkysm-il) CLARK-Y 11.7% smoothed | CLARK Y airfoil (smoothed) Max thickness 11.7% at 30.9% chord Max camber 3.5% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(n5h15-il) NACA 5-H-15 AIRFOIL | NACA 5-H-15 rotorcraft airfoil Max thickness 15.4% at 40% chord Max camber 2.9% at 30% chord | Remove Airfoil details Airfoil plotter |
(n12-il) N-12 | N-12 airfoil Max thickness 10.5% at 30% chord Max camber 0.2% at 15% chord | Remove Airfoil details Airfoil plotter |
(n13-il) N-13 | N-13 airfoil Max thickness 11.8% at 30% chord Max camber 0.1% at 95% chord | Remove Airfoil details Airfoil plotter |
(cp-180-050-gn) Cambered plate C=18% T=5% R=0.78 | HAWT pipe blade with coordinates based on top surface. Camber=18% Wall thickness=5% Radius=0.784 Max thickness 5% at 3.2% chord Max camber 16.4% at 49.3% chord | Remove Airfoil details Airfoil plotter |
(cp-140-050-gn) Cambered plate C=14% T=5% R=0.96 | HAWT pipe blade with coordinates based on top surface. Camber=14% Wall thickness=5% Radius=0.963 Max thickness 5.5% at 3.6% chord Max camber 12.2% at 47.7% chord | Remove Airfoil details Airfoil plotter |
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Polars for (clarkysm-il,n5h15-il,n12-il,n13-il,cp-180-050-gn,cp-140-050-gn)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| clarkysm-il | 50,000 | 9 | 30 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| clarkysm-il | 50,000 | 5 | 35.3 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| clarkysm-il | 100,000 | 9 | 52.5 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| clarkysm-il | 100,000 | 5 | 53.5 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| clarkysm-il | 200,000 | 9 | 74.4 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| clarkysm-il | 200,000 | 5 | 70.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| clarkysm-il | 500,000 | 9 | 101.6 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| clarkysm-il | 500,000 | 5 | 90.2 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| clarkysm-il | 1,000,000 | 9 | 119.6 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| clarkysm-il | 1,000,000 | 5 | 106.2 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 50,000 | 9 | 14.2 at α=14.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 50,000 | 5 | 14.8 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 100,000 | 9 | 30 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 100,000 | 5 | 43.1 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 200,000 | 9 | 70 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 200,000 | 5 | 58.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 500,000 | 9 | 78.2 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 500,000 | 5 | 71.4 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 1,000,000 | 9 | 92.8 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 1,000,000 | 5 | 85.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n12-il | 50,000 | 9 | 28.9 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n12-il | 50,000 | 5 | 27.7 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n12-il | 100,000 | 9 | 39 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n12-il | 100,000 | 5 | 36.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n12-il | 200,000 | 9 | 46.4 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n12-il | 200,000 | 5 | 42.9 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n12-il | 500,000 | 9 | 53.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n12-il | 500,000 | 5 | 55.5 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n12-il | 1,000,000 | 9 | 64.4 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n12-il | 1,000,000 | 5 | 73.7 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n13-il | 50,000 | 9 | 29 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n13-il | 50,000 | 5 | 27.7 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n13-il | 100,000 | 9 | 41.3 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n13-il | 100,000 | 5 | 37.2 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n13-il | 200,000 | 9 | 49.4 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n13-il | 200,000 | 5 | 45.8 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n13-il | 500,000 | 9 | 60.2 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n13-il | 500,000 | 5 | 60.8 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n13-il | 1,000,000 | 9 | 73.1 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n13-il | 1,000,000 | 5 | 71 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-180-050-gn | 50,000 | 9 | 16.1 at α=17° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-180-050-gn | 50,000 | 5 | 13.5 at α=18.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-180-050-gn | 50,000 | 1 | 10.9 at α=10° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-180-050-gn | 100,000 | 9 | 15 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-180-050-gn | 100,000 | 5 | 15 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-180-050-gn | 100,000 | 1 | 16.7 at α=8.25° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-180-050-gn | 200,000 | 9 | 29.7 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-180-050-gn | 200,000 | 5 | 29.6 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-180-050-gn | 200,000 | 1 | 28.9 at α=5.75° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-180-050-gn | 500,000 | 9 | 55.3 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-180-050-gn | 500,000 | 5 | 46.7 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-180-050-gn | 500,000 | 1 | 33.5 at α=3° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-180-050-gn | 1,000,000 | 9 | 52.3 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-180-050-gn | 1,000,000 | 5 | 47.5 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-180-050-gn | 1,000,000 | 1 | 29.8 at α=2° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-140-050-gn | 50,000 | 9 | 21.8 at α=13.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-140-050-gn | 50,000 | 5 | 17 at α=14.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-140-050-gn | 50,000 | 1 | 15.6 at α=7.75° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-140-050-gn | 100,000 | 9 | 24.8 at α=13° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-140-050-gn | 100,000 | 5 | 28 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-140-050-gn | 100,000 | 1 | 25.2 at α=5.25° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-140-050-gn | 200,000 | 9 | 52.3 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-140-050-gn | 200,000 | 5 | 42.5 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-140-050-gn | 200,000 | 1 | 34.6 at α=3° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-140-050-gn | 500,000 | 9 | 53.9 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-140-050-gn | 500,000 | 5 | 47.9 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-140-050-gn | 500,000 | 1 | 37.1 at α=6.5° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
| cp-140-050-gn | 1,000,000 | 9 | 47.7 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cp-140-050-gn | 1,000,000 | 5 | 45 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cp-140-050-gn | 1,000,000 | 1 | 46.3 at α=5.25° | Mach=0 Ncrit=1 | Xfoil prediction | Details | |
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