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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(s829-nr) NREL's S829 Airfoil | NREL HAWT airfoil S829 tip 16.0% Dia=20 to 40 m Re=2.0E+6 Clmax(S)=0.70 Clmax(R)=0.68 Restrained max lift coef Max thickness 16% at 48.3% chord Max camber 0.7% at 48.3% chord | Remove Airfoil details Airfoil plotter |
(sd7003-il) SD7003-085-88 | Selig/Donovan SD7003 low Reynolds number airfoil Max thickness 8.5% at 24.4% chord Max camber 1.2% at 38.3% chord | Remove Airfoil details Airfoil plotter |
(s801-nr) NREL's S801 Airfoil | NREL HAWT airfoil S801 primary 13.5% Not recommended Max thickness 13.5% at 37.8% chord Max camber 3.7% at 47.1% chord | Remove Airfoil details Airfoil plotter |
(s9032-il) S9032 (9%) | Selig S9032 (9%) symmetrical horizontal stab airfoil used on the Blackhawk R/C sailplane Max thickness 9% at 25% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(s830-nr) NREL's S830 Airfoil | NREL HAWT airfoil S830 primary 21.0% Dia=40 to 50 m Re=4.0E+6 Clmax(S)=1.60 Clmax(R)=1.57 High max lift coef Max thickness 21% at 38.4% chord Max camber 4.4% at 70.5% chord | Remove Airfoil details Airfoil plotter |
(s809-nr) NREL's S809 Airfoil | NREL HAWT airfoil S809 primary 21.0% Re=2.0E+6 Clmax(S)=1.00 Restrained max lift coef Max thickness 21% at 39.5% chord Max camber 1% at 82.3% chord | Remove Airfoil details Airfoil plotter |
(s802-nr) NREL's S802 Airfoil | NREL HAWT airfoil S802 tip Not recommended Max thickness 11.5% at 37.9% chord Max camber 3.8% at 47.3% chord | Remove Airfoil details Airfoil plotter |
(s2091-il) S2091-101-83 | Selig S2091 low Reynolds number airfoil Max thickness 10.1% at 26% chord Max camber 3.7% at 39.5% chord | Remove Airfoil details Airfoil plotter |
(s3-il) REPUBLIC S-3 AIRFOIL | Republic S-3 airfoil (P-47 wing airfoil) Max thickness 11% at 30% chord Max camber 1.8% at 15% 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 |
(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 |
(ssca09-il) SIKORSKY SSC-A09 AIRFOIL | Sikorsky/Flemming SSC-A09 transonic rotorcraft airfoil Max thickness 9% at 37.7% chord Max camber 1.2% at 17.2% chord | Remove Airfoil details Airfoil plotter |
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Polars for (s829-nr,sd7003-il,s801-nr,s9032-il,s830-nr,s809-nr,s802-nr,s2091-il,s3-il,spicasm-il,ssca07-il,ssca09-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| s829-nr | 50,000 | 9 | 22.4 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s829-nr | 50,000 | 5 | 21 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s829-nr | 100,000 | 9 | 33.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s829-nr | 100,000 | 5 | 25.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s829-nr | 200,000 | 9 | 47.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s829-nr | 200,000 | 5 | 35.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s829-nr | 500,000 | 9 | 63 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s829-nr | 500,000 | 5 | 62.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s829-nr | 1,000,000 | 9 | 88.2 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s829-nr | 1,000,000 | 5 | 72.4 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7003-il | 50,000 | 9 | 29.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7003-il | 50,000 | 5 | 32.7 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7003-il | 100,000 | 9 | 43.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7003-il | 100,000 | 5 | 45.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7003-il | 200,000 | 9 | 58.1 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7003-il | 200,000 | 5 | 58 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7003-il | 500,000 | 9 | 78.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7003-il | 500,000 | 5 | 76 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd7003-il | 1,000,000 | 9 | 93.7 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd7003-il | 1,000,000 | 5 | 89.1 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s801-nr | 50,000 | 9 | 31.7 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s801-nr | 50,000 | 5 | 27.1 at α=9.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s801-nr | 100,000 | 9 | 52.1 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s801-nr | 100,000 | 5 | 52.2 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s801-nr | 200,000 | 9 | 85.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s801-nr | 200,000 | 5 | 80.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s801-nr | 500,000 | 9 | 118.8 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s801-nr | 500,000 | 5 | 112 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s801-nr | 1,000,000 | 9 | 147.3 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s801-nr | 1,000,000 | 5 | 133.2 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9032-il | 50,000 | 9 | 23.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9032-il | 50,000 | 5 | 25 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9032-il | 100,000 | 9 | 32.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9032-il | 100,000 | 5 | 34.2 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9032-il | 200,000 | 9 | 43.2 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9032-il | 200,000 | 5 | 44.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9032-il | 500,000 | 9 | 60.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9032-il | 500,000 | 5 | 61 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9032-il | 1,000,000 | 9 | 74.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9032-il | 1,000,000 | 5 | 74.1 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s830-nr | 50,000 | 9 | 4.2 at α=12.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s830-nr | 50,000 | 5 | 10.8 at α=15.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s830-nr | 100,000 | 9 | 17.7 at α=14° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s830-nr | 100,000 | 5 | 34.2 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s830-nr | 200,000 | 9 | 61.1 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s830-nr | 200,000 | 5 | 66.3 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s830-nr | 500,000 | 9 | 95.2 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s830-nr | 500,000 | 5 | 94 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s830-nr | 1,000,000 | 9 | 117.8 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s830-nr | 1,000,000 | 5 | 115.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 50,000 | 9 | 15.5 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 50,000 | 5 | 13.9 at α=10.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 100,000 | 9 | 23.4 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 100,000 | 5 | 26.8 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 200,000 | 9 | 51.7 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 200,000 | 5 | 53.9 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 500,000 | 9 | 81.2 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 500,000 | 5 | 75.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s809-nr | 1,000,000 | 9 | 100.6 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s809-nr | 1,000,000 | 5 | 89.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s802-nr | 50,000 | 9 | 36.7 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s802-nr | 50,000 | 5 | 33.8 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s802-nr | 100,000 | 9 | 61 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s802-nr | 100,000 | 5 | 60.2 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s802-nr | 200,000 | 9 | 91.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s802-nr | 200,000 | 5 | 85.7 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s802-nr | 500,000 | 9 | 124.3 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s802-nr | 500,000 | 5 | 113.6 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s802-nr | 1,000,000 | 9 | 149.5 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s802-nr | 1,000,000 | 5 | 132.5 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2091-il | 50,000 | 9 | 28.9 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2091-il | 50,000 | 5 | 38.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2091-il | 100,000 | 9 | 54.7 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2091-il | 100,000 | 5 | 57.9 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2091-il | 200,000 | 9 | 77.9 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2091-il | 200,000 | 5 | 76.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2091-il | 500,000 | 9 | 107.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2091-il | 500,000 | 5 | 99.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s2091-il | 1,000,000 | 9 | 128.2 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s2091-il | 1,000,000 | 5 | 116.2 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s3-il | 50,000 | 9 | 23.6 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s3-il | 50,000 | 5 | 28.4 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s3-il | 100,000 | 9 | 38.5 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s3-il | 100,000 | 5 | 42.7 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s3-il | 200,000 | 9 | 56.6 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s3-il | 200,000 | 5 | 56.4 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s3-il | 500,000 | 9 | 76.4 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s3-il | 500,000 | 5 | 73.7 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s3-il | 1,000,000 | 9 | 91.3 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s3-il | 1,000,000 | 5 | 85.5 at α=5.75° | 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 | |
| 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 | |
| ssca09-il | 50,000 | 9 | 28.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca09-il | 50,000 | 5 | 27.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca09-il | 100,000 | 9 | 38.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca09-il | 100,000 | 5 | 39.3 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca09-il | 200,000 | 9 | 50 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca09-il | 200,000 | 5 | 52.7 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca09-il | 500,000 | 9 | 72 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca09-il | 500,000 | 5 | 70.2 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ssca09-il | 1,000,000 | 9 | 87 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ssca09-il | 1,000,000 | 5 | 82.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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