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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(goe278-il) GOE 278 (DAIMLER IX) AIRFOIL | Gottingen 278 (DAIMLER IX) airfoil Max thickness 7.4% at 29.9% chord Max camber 4.3% at 29.9% chord | Remove Airfoil details Airfoil plotter |
(naca63209-il) NACA 63-209 | NACA 63-209 airfoil Max thickness 9% at 35% chord Max camber 1.1% at 50% chord | Remove Airfoil details Airfoil plotter |
(goe476-il) GOE 476 AIRFOIL | Gottingen 476 airfoil Max thickness 14.5% at 29.5% chord Max camber 5.2% at 39.5% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe278-il,naca63209-il,goe476-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe278-il | 50,000 | 9 | 38.5 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe278-il | 50,000 | 5 | 40.7 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe278-il | 100,000 | 9 | 55.9 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe278-il | 100,000 | 5 | 56.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe278-il | 200,000 | 9 | 72.5 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe278-il | 200,000 | 5 | 72.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe278-il | 500,000 | 9 | 95.9 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe278-il | 500,000 | 5 | 92.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe278-il | 1,000,000 | 9 | 113.3 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe278-il | 1,000,000 | 5 | 102.2 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca63209-il | 50,000 | 9 | 32.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca63209-il | 50,000 | 5 | 32.9 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca63209-il | 100,000 | 9 | 47.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca63209-il | 100,000 | 5 | 44.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca63209-il | 200,000 | 9 | 62 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca63209-il | 200,000 | 5 | 55.5 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca63209-il | 500,000 | 9 | 78 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca63209-il | 500,000 | 5 | 63.4 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| naca63209-il | 1,000,000 | 9 | 84.6 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| naca63209-il | 1,000,000 | 5 | 72.7 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe476-il | 50,000 | 9 | 6.4 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe476-il | 50,000 | 5 | 18.1 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe476-il | 100,000 | 9 | 44.8 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe476-il | 100,000 | 5 | 49.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe476-il | 200,000 | 9 | 75.2 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe476-il | 200,000 | 5 | 74.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe476-il | 500,000 | 9 | 108.4 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe476-il | 500,000 | 5 | 101.7 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe476-il | 1,000,000 | 9 | 132.8 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe476-il | 1,000,000 | 5 | 116.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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