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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(hq3010-il) HQ 3.0/10 AIRFOIL | Quabeck HQ 3.0/10 R/C sailplane airfoil Max thickness 10% at 35% chord Max camber 3% at 50% chord | Remove Airfoil details Airfoil plotter |
(fx77w270-il) FX 77-W-270 | Wortmann FX 77-W-270 airfoil for use on wind turbines (W) Max thickness 27.1% at 33.9% chord Max camber 4.3% at 27.9% chord | Remove Airfoil details Airfoil plotter |
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Polars for (hq3010-il,fx77w270-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| hq3010-il | 50,000 | 9 | 37.7 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 50,000 | 5 | 39.8 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 100,000 | 9 | 60 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 100,000 | 5 | 58.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 200,000 | 9 | 83.5 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 200,000 | 5 | 77.3 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 500,000 | 9 | 113.6 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 500,000 | 5 | 92.8 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3010-il | 1,000,000 | 9 | 126 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3010-il | 1,000,000 | 5 | 99.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 50,000 | 9 | 1.4 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 50,000 | 5 | 2.7 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 100,000 | 9 | 1.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 100,000 | 5 | 12.8 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 200,000 | 9 | 15.2 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 200,000 | 5 | 39.4 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 500,000 | 9 | 76.6 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 500,000 | 5 | 80.5 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270-il | 1,000,000 | 9 | 103.4 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270-il | 1,000,000 | 5 | 94 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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