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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(ag12-il) AG12 | Drela AG12 airfoil Max thickness 6.2% at 20.8% chord Max camber 1.8% at 42.8% chord | Remove Airfoil details Airfoil plotter |
(ag18-il) AG18 | Drela AG18 airfoil Max thickness 5.9% at 20.7% chord Max camber 2.2% at 44.1% chord | Remove Airfoil details Airfoil plotter |
(ag19-il) AG19 | Drela AG19 airfoil Max thickness 5.4% at 20.6% chord Max camber 2.2% at 44.2% chord | Remove Airfoil details Airfoil plotter |
(ag16-il) AG16 | Drela AG16 airfoil Max thickness 7.1% at 23.4% chord Max camber 1.9% at 46.9% chord | Remove Airfoil details Airfoil plotter |
(ag26-il) AG26 Bubble Dancer DLG by Mark Drela | Drela AG26 airfoil used on the Bubble Dancer R/C DLG Max thickness 6.8% at 23.3% chord Max camber 2.5% at 45.5% chord | Remove Airfoil details Airfoil plotter |
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Polars for (ag12-il,ag18-il,ag19-il,ag16-il,ag26-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| ag12-il | 50,000 | 9 | 33.2 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag12-il | 50,000 | 5 | 35.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag12-il | 100,000 | 9 | 47.1 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag12-il | 100,000 | 5 | 47 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag12-il | 200,000 | 9 | 61.4 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag12-il | 200,000 | 5 | 58.7 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag12-il | 500,000 | 9 | 79.6 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag12-il | 500,000 | 5 | 74.6 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag12-il | 1,000,000 | 9 | 92.6 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag12-il | 1,000,000 | 5 | 87.1 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag18-il | 50,000 | 9 | 35.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag18-il | 50,000 | 5 | 36.7 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag18-il | 100,000 | 9 | 50.8 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag18-il | 100,000 | 5 | 48.5 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag18-il | 200,000 | 9 | 65.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag18-il | 200,000 | 5 | 60.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag18-il | 500,000 | 9 | 81.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag18-il | 500,000 | 5 | 77 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag18-il | 1,000,000 | 9 | 95.4 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag18-il | 1,000,000 | 5 | 90.1 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag19-il | 50,000 | 9 | 36.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag19-il | 50,000 | 5 | 37.1 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag19-il | 100,000 | 9 | 51.7 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag19-il | 100,000 | 5 | 48.6 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag19-il | 200,000 | 9 | 66.1 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag19-il | 200,000 | 5 | 60.4 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag19-il | 500,000 | 9 | 81.7 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag19-il | 500,000 | 5 | 77.2 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag19-il | 1,000,000 | 9 | 95.4 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag19-il | 1,000,000 | 5 | 90.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag16-il | 50,000 | 9 | 33.5 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag16-il | 50,000 | 5 | 36 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag16-il | 100,000 | 9 | 48.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag16-il | 100,000 | 5 | 48.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag16-il | 200,000 | 9 | 63.6 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag16-il | 200,000 | 5 | 60.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag16-il | 500,000 | 9 | 82.4 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag16-il | 500,000 | 5 | 76.3 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag16-il | 1,000,000 | 9 | 95.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag16-il | 1,000,000 | 5 | 88.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag26-il | 50,000 | 9 | 36.8 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag26-il | 50,000 | 5 | 39.4 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag26-il | 100,000 | 9 | 54.5 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag26-il | 100,000 | 5 | 53.2 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag26-il | 200,000 | 9 | 71.6 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag26-il | 200,000 | 5 | 65.9 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag26-il | 500,000 | 9 | 91.8 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag26-il | 500,000 | 5 | 83 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ag26-il | 1,000,000 | 9 | 104.7 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ag26-il | 1,000,000 | 5 | 96 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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