Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
| Open full size plan in new window | Open paginated plan in new window | |
| Download PDF file | SVG image as text file | |
| Clear all | ||
(giiik-il) GIII BL369 AIRFOIL | Grumman/Gulfstream GIII transonic airfoils Max thickness 8.5% at 35% chord Max camber 1.5% at 25% chord | Remove Airfoil details Airfoil plotter |
(goe630-il) GOE 630 AIRFOIL | Gottingen 630 airfoil Max thickness 12.6% at 29.8% chord Max camber 7.7% at 39.8% chord | Remove Airfoil details Airfoil plotter |
(goe611-il) GOE 611 AIRFOIL | Gottingen 611 airfoil Max thickness 12.9% at 29.9% chord Max camber 5.8% at 39.9% chord | Remove Airfoil details Airfoil plotter |
(fx69pr281-il) FX 69-PR-281 | Wortmann FX 69-PR-281 airfoil Max thickness 28.1% at 22.2% chord Max camber 5.6% at 50% chord | Remove Airfoil details Airfoil plotter |
(goe619-il) GOE 619 AIRFOIL | Gottingen 619 airfoil Max thickness 13.7% at 19.5% chord Max camber 4.5% at 49.5% chord | Remove Airfoil details Airfoil plotter |
(goe625-il) GOE 625 AIRFOIL | Gottingen 625 airfoil Max thickness 20% at 30% chord Max camber 6.1% at 40% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (giiik-il,goe630-il,goe611-il,fx69pr281-il,goe619-il,goe625-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| giiik-il | 50,000 | 9 | 32.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| giiik-il | 50,000 | 5 | 32 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| giiik-il | 100,000 | 9 | 45.7 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| giiik-il | 100,000 | 5 | 42.6 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| giiik-il | 200,000 | 9 | 58 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| giiik-il | 200,000 | 5 | 51.9 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| giiik-il | 500,000 | 9 | 72.3 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| giiik-il | 500,000 | 5 | 66.4 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| giiik-il | 1,000,000 | 9 | 79.9 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| giiik-il | 1,000,000 | 5 | 81.3 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe630-il | 50,000 | 9 | 7.1 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe630-il | 50,000 | 5 | 28.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe630-il | 100,000 | 9 | 48.4 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe630-il | 100,000 | 5 | 54.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe630-il | 200,000 | 9 | 74.9 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe630-il | 200,000 | 5 | 73.5 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe630-il | 500,000 | 9 | 103.7 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe630-il | 500,000 | 5 | 99.2 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe630-il | 1,000,000 | 9 | 129 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe630-il | 1,000,000 | 5 | 123.1 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe611-il | 50,000 | 9 | 10 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe611-il | 50,000 | 5 | 31.2 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe611-il | 100,000 | 9 | 52.7 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe611-il | 100,000 | 5 | 56.4 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe611-il | 200,000 | 9 | 77.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe611-il | 200,000 | 5 | 75.8 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe611-il | 500,000 | 9 | 106.6 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe611-il | 500,000 | 5 | 97 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe611-il | 1,000,000 | 9 | 125.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe611-il | 1,000,000 | 5 | 107.9 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx69pr281-il | 50,000 | 9 | 3.4 at α=-5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx69pr281-il | 50,000 | 5 | 6.4 at α=1.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx69pr281-il | 100,000 | 9 | 21.5 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx69pr281-il | 100,000 | 5 | 26.1 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx69pr281-il | 200,000 | 9 | 41.1 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx69pr281-il | 200,000 | 5 | 35 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx69pr281-il | 500,000 | 9 | 49.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx69pr281-il | 500,000 | 5 | 47.1 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx69pr281-il | 1,000,000 | 9 | 64.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx69pr281-il | 1,000,000 | 5 | 61.7 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe619-il | 50,000 | 9 | 22 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe619-il | 50,000 | 5 | 33.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe619-il | 100,000 | 9 | 52.4 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe619-il | 100,000 | 5 | 51.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe619-il | 200,000 | 9 | 73.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe619-il | 200,000 | 5 | 67.6 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe619-il | 500,000 | 9 | 99.7 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe619-il | 500,000 | 5 | 82 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe619-il | 1,000,000 | 9 | 108.9 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe619-il | 1,000,000 | 5 | 99.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe625-il | 50,000 | 9 | 3.8 at α=13.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe625-il | 50,000 | 5 | 18.8 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe625-il | 100,000 | 9 | 33.8 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe625-il | 100,000 | 5 | 42.4 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe625-il | 200,000 | 9 | 58.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe625-il | 200,000 | 5 | 57.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe625-il | 500,000 | 9 | 80.8 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe625-il | 500,000 | 5 | 77.1 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe625-il | 1,000,000 | 9 | 101.4 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe625-il | 1,000,000 | 5 | 99.7 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| Reynolds number calculator | |||||||