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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(sc1094r8-il) SIKORSKY SC1094 R8 AIRFOIL | Sikorsky/Velkoff SC1094 R8 rotorcraft airfoil Max thickness 9.4% at 27.8% chord Max camber 2.1% at 21.7% chord | Remove Airfoil details Airfoil plotter |
(sc20402-il) NASA SC(2)-0402 AIRFOIL | NASA SC(2)-0402 airfoil (NASA TP-2969) Max thickness 2% at 34% chord Max camber 0.5% at 83% chord | Remove Airfoil details Airfoil plotter |
(s810-nr) NREL's S810 Airfoil | NREL HAWT airfoil S810 tip Max thickness 18% at 44.2% chord Max camber 0.9% at 10.9% chord | Remove Airfoil details Airfoil plotter |
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Polars for (sc1094r8-il,sc20402-il,s810-nr)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| sc1094r8-il | 50,000 | 9 | 24.5 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc1094r8-il | 50,000 | 5 | 27.1 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc1094r8-il | 100,000 | 9 | 33.7 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc1094r8-il | 100,000 | 5 | 37.7 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc1094r8-il | 200,000 | 9 | 45.6 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc1094r8-il | 200,000 | 5 | 50.8 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc1094r8-il | 500,000 | 9 | 67.8 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc1094r8-il | 500,000 | 5 | 72.5 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc1094r8-il | 1,000,000 | 9 | 88.3 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc1094r8-il | 1,000,000 | 5 | 91.7 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20402-il | 50,000 | 9 | 14.2 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20402-il | 50,000 | 5 | 14.5 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20402-il | 100,000 | 9 | 16.3 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20402-il | 100,000 | 5 | 16.9 at α=1.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20402-il | 200,000 | 9 | 20.1 at α=0.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20402-il | 200,000 | 5 | 40.1 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20402-il | 500,000 | 0 | 64.6 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20402-il | 1,000,000 | 9 | 32.7 at α=-0.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s810-nr | 50,000 | 9 | 20.7 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s810-nr | 50,000 | 5 | 16.5 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s810-nr | 100,000 | 9 | 24.9 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s810-nr | 100,000 | 5 | 27.1 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s810-nr | 200,000 | 9 | 50 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s810-nr | 200,000 | 5 | 52.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s810-nr | 500,000 | 9 | 83.2 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s810-nr | 500,000 | 5 | 77.2 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s810-nr | 1,000,000 | 9 | 105.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s810-nr | 1,000,000 | 5 | 92.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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