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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(ssca07-il) SIKORSKY SSC-A07 AIRFOIL | Sikorsky/Flemming SSC-A07 transonic rotorcraft airfoil Max thickness 7% at 37.7% chord Max camber 0.9% at 17.2% chord | Remove Airfoil details Airfoil plotter |
(spicasm-il) SPICA 11.73% smoothed | Anderson SPICA R/C sailplane airfoil (smoothed) Max thickness 11.7% at 30% chord Max camber 4.7% at 35% chord | Remove Airfoil details Airfoil plotter |
(s831-nr) NREL's S831 Airfoil | NREL HAWT airfoil S831 tip 18.0% Dia=40 to 50 m Re=3.5E+6 Clmax(S)=1.50 Clmax(R)=1.48 High max lift coef Max thickness 18% at 44.2% chord Max camber 5% at 53.1% chord | Remove Airfoil details Airfoil plotter |
(sokolov-il) SOKOLOV AIRFOIL | Sokolov R/C sailplane airfoil Max thickness 7.1% at 25% chord Max camber 6.3% at 50% chord | Remove Airfoil details Airfoil plotter |
(s9026-il) S9026 (9.5%) | Selig S9026 (9.5%) symmetrical horizontal stab airfoil used on the Opus R/C sailplane Max thickness 9.5% at 27.3% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(s4110-il) S4110 | Selig S4110 low Reynolds number airfoil Max thickness 8.4% at 26.6% chord Max camber 3.1% at 45.4% chord | Remove Airfoil details Airfoil plotter |
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Polars for (ssca07-il,spicasm-il,s831-nr,sokolov-il,s9026-il,s4110-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| ssca07-il | 50,000 | 9 | 29.7 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca07-il | 50,000 | 5 | 28.3 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca07-il | 100,000 | 9 | 39.4 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca07-il | 100,000 | 5 | 37.8 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca07-il | 200,000 | 9 | 50.5 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca07-il | 200,000 | 5 | 48.3 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca07-il | 500,000 | 9 | 64.8 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca07-il | 500,000 | 5 | 61.7 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca07-il | 1,000,000 | 9 | 76 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca07-il | 1,000,000 | 5 | 74.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| spicasm-il | 50,000 | 9 | 10.6 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| spicasm-il | 50,000 | 5 | 30.9 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| spicasm-il | 100,000 | 9 | 50.9 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| spicasm-il | 100,000 | 5 | 55.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| spicasm-il | 200,000 | 9 | 77.9 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| spicasm-il | 200,000 | 5 | 77.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| spicasm-il | 500,000 | 9 | 112.1 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| spicasm-il | 500,000 | 5 | 104.2 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| spicasm-il | 1,000,000 | 9 | 136.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| spicasm-il | 1,000,000 | 5 | 123.2 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s831-nr | 50,000 | 9 | 17.2 at α=13.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s831-nr | 50,000 | 5 | 14.2 at α=13.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s831-nr | 100,000 | 9 | 21.8 at α=13° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s831-nr | 100,000 | 5 | 21.2 at α=12.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s831-nr | 200,000 | 9 | 36.7 at α=11.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s831-nr | 200,000 | 5 | 47 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s831-nr | 500,000 | 9 | 113.9 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s831-nr | 500,000 | 5 | 112.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s831-nr | 1,000,000 | 9 | 152.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s831-nr | 1,000,000 | 5 | 147.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sokolov-il | 50,000 | 9 | 44.3 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sokolov-il | 50,000 | 5 | 45.2 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sokolov-il | 100,000 | 9 | 68.7 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sokolov-il | 100,000 | 5 | 69.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sokolov-il | 200,000 | 9 | 92.9 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sokolov-il | 200,000 | 5 | 92 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sokolov-il | 500,000 | 9 | 124.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sokolov-il | 500,000 | 5 | 118.2 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sokolov-il | 1,000,000 | 9 | 146.1 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sokolov-il | 1,000,000 | 5 | 109.7 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9026-il | 50,000 | 9 | 24.2 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9026-il | 50,000 | 5 | 25.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9026-il | 100,000 | 9 | 33.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9026-il | 100,000 | 5 | 34.6 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9026-il | 200,000 | 9 | 44.3 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9026-il | 200,000 | 5 | 45.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9026-il | 500,000 | 9 | 60.9 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9026-il | 500,000 | 5 | 61.5 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9026-il | 1,000,000 | 9 | 75.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9026-il | 1,000,000 | 5 | 74.6 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4110-il | 50,000 | 9 | 39.2 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4110-il | 50,000 | 5 | 40.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4110-il | 100,000 | 9 | 60.1 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4110-il | 100,000 | 5 | 57.9 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4110-il | 200,000 | 9 | 81.4 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4110-il | 200,000 | 5 | 73.5 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4110-il | 500,000 | 9 | 107.2 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4110-il | 500,000 | 5 | 89.9 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4110-il | 1,000,000 | 9 | 122.7 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4110-il | 1,000,000 | 5 | 99.9 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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