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Airfoil Comparison

Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.


Airfoil comparison (marske7-il,s813-nr,hq3014-il,s819-nr,s821-nr,s834-nr,s832-nr,arad6-il,m7-il,s812-nr,apex16-il,s6061-il,s817-nr,e67-il,hq3513-il,marske4-il)
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    (marske7-il) RONCZ LOW DRAG FLYING WING AIRFOIL

Roncz/Marske-7 low drag flying wing airfoil
Max thickness 12.1% at 42.8% chord
Max camber 2.8% at 39.1% chord
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    (s813-nr) NREL's S813 Airfoil

NREL HAWT airfoil S813 tip
Max thickness 16% at 40.4% chord
Max camber 2.3% at 54.4% chord
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    (hq3014-il) HQ 3.0/14 AIRFOIL

Quabeck HQ 3.0/14 R/C sailplane airfoil
Max thickness 14% at 35% chord
Max camber 3% at 50% chord
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    (s819-nr) NREL's S819 Airfoil

NREL HAWT airfoil S819 primary 21.0% Dia=10 to 20 m Re=1.0E+6 Clmax(S)=1.20 Clmax(R)=1.16 Restrained max lift coef
Max thickness 21.1% at 28.4% chord
Max camber 1.3% at 77.3% chord
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    (s821-nr) NREL's S821 Airfoil

NREL HAWT airfoil S821 root 24.0% Dia=10 to 20 m Re=8.0E+5 Clmax(S)=1.40 Clmax(R)=1.35 Restrained max lift coef
Max thickness 24.2% at 24.6% chord
Max camber 2.6% at 77.6% chord
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    (s834-nr) NREL's S834 Airfoil

NREL HAWT airfoil S834 tip 15.0% Dia=1 to 3 m Re=4.0E+5 Clmax(S)=1.00 Clmax(R)=1.02 High max lift coef
Max thickness 15% at 39.5% chord
Max camber 1.6% at 60% chord
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    (s832-nr) NREL's S832 Airfoil

NREL HAWT airfoil S832
Max thickness 14.9% at 44% chord
Max camber 5.3% at 44% chord
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    (arad6-il) ARA-D 6% AIRFOIL

Aeronautical Research Association/Bocci-Dowty Rotol ARA-D 6% thick propeller airfoil
Max thickness 6% at 20% chord
Max camber 5% at 45% chord
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    (m7-il) NACA M7 AIRFOIL

NACA/Munk M-7 airfoil
Max thickness 6.2% at 40% chord
Max camber 4.9% at 30% chord
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    (s812-nr) NREL's S812 Airfoil

NREL HAWT airfoil S812 primary
Max thickness 21% at 39.6% chord
Max camber 1.6% at 77% chord
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    (apex16-il) Apex 16 (normalized using XFOIL date021206)

Drela Apex 16 low Reynolds number transonic research airfoil
Max thickness 12.9% at 38.6% chord
Max camber 2.4% at 59.6% chord
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    (s6061-il) S6061 9%

Selig S6061 low Reynolds number airfoil
Max thickness 9% at 34% chord
Max camber 1.5% at 43.6% chord
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    (s817-nr) NREL's S817 Airfoil

NREL HAWT airfoil S817 tip 16.0% Dia=30 to 50 m Re=3.0E+6 Clmax(S)=1.10 Clmax(R)=1.08 Restrained max lift coef
Max thickness 16% at 51.1% chord
Max camber 2.8% at 41.1% chord
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    (e67-il) EPPLER 67 AIRFOIL

Eppler E67 low Reynolds number airfoil
Max thickness 11.6% at 32.6% chord
Max camber 3.7% at 51.6% chord
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    (hq3513-il) HQ 3.5/13 AIRFOIL

Quabeck HQ 3.5/13 R/C sailplane airfoil
Max thickness 13% at 35% chord
Max camber 3.5% at 50% chord
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    (marske4-il) MARSKE PIONEER IID TIP AIRFOIL (NACA 431012A*.833 HYBRID)

Marske Pioneer IID tip airfoil (NACA 43012A*.833 hybrid)
Max thickness 10.2% at 20% chord
Max camber 2.8% at 15% chord
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Drawing Options

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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (marske7-il,s813-nr,hq3014-il,s819-nr,s821-nr,s834-nr,s832-nr,arad6-il,m7-il,s812-nr,apex16-il,s6061-il,s817-nr,e67-il,hq3513-il,marske4-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   marske7-il50,000927.4 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   marske7-il50,000524 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   marske7-il100,000943.2 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   marske7-il100,000543.2 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   marske7-il200,000972 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   marske7-il200,000567.9 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   marske7-il500,0009103.7 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   marske7-il500,000590.8 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   marske7-il1,000,0009120.8 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   marske7-il1,000,000596.1 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s813-nr50,000923.5 at α=10°Mach=0 Ncrit=9Xfoil predictionDetails
   s813-nr50,000520.4 at α=10°Mach=0 Ncrit=5Xfoil predictionDetails
   s813-nr100,000935.2 at α=9.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s813-nr100,000534.4 at α=8.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s813-nr200,000964.8 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   s813-nr200,000565.3 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s813-nr500,0009104.6 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s813-nr500,000596.3 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   s813-nr1,000,0009130.8 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s813-nr1,000,0005115.3 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3014-il50,000930.1 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3014-il50,000533 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3014-il100,000954.2 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3014-il100,000553.4 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3014-il200,000977.5 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3014-il200,000570.9 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3014-il500,000999.8 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3014-il500,000585.4 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3014-il1,000,0009113.7 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3014-il1,000,000596.9 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s819-nr50,00097.9 at α=0.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s819-nr50,000522.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s819-nr100,000938.4 at α=10.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s819-nr100,000540.4 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s819-nr200,000955.6 at α=9.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s819-nr200,000554.8 at α=8.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s819-nr500,000977.6 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s819-nr500,000572.5 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s819-nr1,000,000993.4 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s819-nr1,000,000584.1 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s821-nr50,00094.8 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s821-nr50,000519.4 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s821-nr100,000935.6 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   s821-nr100,000537.4 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s821-nr200,000952.8 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s821-nr200,000551.1 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s821-nr500,000972.8 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s821-nr500,000566 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s821-nr1,000,000987.5 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s821-nr1,000,000575.6 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr50,000929.8 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr50,000526.6 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr100,000947.4 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr100,000544.7 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr200,000970.6 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr200,000555.5 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr500,000981.2 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr500,000574.4 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr1,000,0009102.7 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr1,000,000583.5 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s832-nr50,000919.8 at α=13.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s832-nr50,000516 at α=13.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s832-nr100,000926.4 at α=12.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s832-nr100,000525.2 at α=11.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s832-nr200,000954.7 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s832-nr200,000567.2 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   s832-nr500,0009126 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s832-nr500,0005118.9 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s832-nr1,000,0009163.3 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s832-nr1,000,0005151.2 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   arad6-il50,000946 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   arad6-il50,000545.8 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   arad6-il100,000968.9 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   arad6-il100,000566.6 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   arad6-il200,000993 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   arad6-il200,000586 at α=3°Mach=0 Ncrit=5Xfoil predictionDetails
   arad6-il500,0009122.5 at α=2.75°Mach=0 Ncrit=9Xfoil predictionDetails
   arad6-il500,0005105.6 at α=1.75°Mach=0 Ncrit=5Xfoil predictionDetails
   arad6-il1,000,0009139.7 at α=2°Mach=0 Ncrit=9Xfoil predictionDetails
   arad6-il1,000,0005106 at α=2.25°Mach=0 Ncrit=5Xfoil predictionDetails
   m7-il50,000934.2 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   m7-il50,000536 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   m7-il100,000950.3 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   m7-il100,000554.1 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   m7-il200,000963.5 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   m7-il200,000568.2 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   m7-il500,000973.1 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   m7-il500,000575.1 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   m7-il1,000,000973 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   m7-il1,000,000584 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s812-nr50,000917.4 at α=13.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s812-nr50,000514.2 at α=11.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s812-nr100,000923.9 at α=11°Mach=0 Ncrit=9Xfoil predictionDetails
   s812-nr100,000525.8 at α=10°Mach=0 Ncrit=5Xfoil predictionDetails
   s812-nr200,000956.2 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   s812-nr200,000559.6 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s812-nr500,000992.4 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s812-nr500,000587.4 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s812-nr1,000,0009116.5 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s812-nr1,000,0005105.2 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   apex16-il50,000934 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   apex16-il50,000532.6 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   apex16-il100,000956.1 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   apex16-il100,000554.4 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   apex16-il200,000981.4 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   apex16-il200,000576.8 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   apex16-il500,0009112.6 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   apex16-il500,000592.3 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   apex16-il1,000,0009123.6 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   apex16-il1,000,000599.4 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s6061-il50,000934.1 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s6061-il50,000535.9 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   s6061-il100,000951.2 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s6061-il100,000550.1 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s6061-il200,000968.2 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   s6061-il200,000563.3 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s6061-il500,000988.8 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   s6061-il500,000577.3 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s6061-il1,000,0009102 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s6061-il1,000,000581.7 at α=3.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr50,000921.5 at α=11°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr50,000517.9 at α=10.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr100,000925.9 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr100,000526.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr200,000945.3 at α=8.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr200,000553 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr500,0009105.3 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr500,0005101.1 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr1,000,0009137.3 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr1,000,0005126 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e67-il50,000937.4 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e67-il50,000536.9 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e67-il100,000960.9 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   e67-il100,000560.3 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e67-il200,000986.8 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e67-il200,000582.6 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e67-il500,0009121.3 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   e67-il500,0005107.5 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   e67-il1,000,0009144.7 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e67-il1,000,0005117.9 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3513-il50,000930.2 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3513-il50,000535.3 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3513-il100,000956.9 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3513-il100,000556 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3513-il200,000981.6 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3513-il200,000575.3 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3513-il500,0009105.6 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3513-il500,000588.7 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   hq3513-il1,000,0009119.4 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   hq3513-il1,000,0005101.5 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   marske4-il50,000917 at α=3°Mach=0 Ncrit=9Xfoil predictionDetails
   marske4-il50,000522.3 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   marske4-il100,000924.8 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   marske4-il100,000534.1 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   marske4-il200,000939.5 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   marske4-il200,000550.4 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   marske4-il500,000973.9 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   marske4-il500,000578.9 at α=9.5°Mach=0 Ncrit=5Xfoil predictionDetails
   marske4-il1,000,0009100.6 at α=10.25°Mach=0 Ncrit=9Xfoil predictionDetails
   marske4-il1,000,000598.6 at α=9.75°Mach=0 Ncrit=5Xfoil predictionDetails
Reynolds number calculator
Set Reynolds number and Ncrit rangeLowHigh
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