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 | ||
(hq108-il) HQ 1.0/8 AIRFOIL | Quabeck HQ 1.0/8 R/C sailplane airfoil Max thickness 8% at 35% chord Max camber 1% at 50% chord | Remove Airfoil details Airfoil plotter |
(n22-il) N-22 | N-22 airfoil Max thickness 12.4% at 30% chord Max camber 4% at 40% chord | Remove Airfoil details Airfoil plotter |
(la203a-il) DOUGLAS LA203A AIRFOIL | Douglas/Liebeck LA203A high lift airfoil Max thickness 15.7% at 34.3% chord Max camber 5.5% at 46% chord | Remove Airfoil details Airfoil plotter |
(ag25-il) AG25 Bubble Dancer DLG by Mark Drela | Drela AG25 airfoil used on the Bubble Dancer R/C DLG Max thickness 7.6% at 24.7% chord Max camber 2.4% at 45.4% chord | Remove Airfoil details Airfoil plotter |
(ag27-il) AG27 Bubble Dancer DLG by Mark Drela | Drela AG27 airfoil used on the Bubble Dancer R/C DLG Max thickness 6.1% at 21.7% chord Max camber 2.6% at 44% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (hq108-il,n22-il,la203a-il,ag25-il,ag27-il)
Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
---|---|---|---|---|---|---|---|
hq108-il | 50,000 | 9 | 33.4 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
hq108-il | 50,000 | 5 | 33.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
hq108-il | 100,000 | 9 | 48 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
hq108-il | 100,000 | 5 | 44.7 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
hq108-il | 200,000 | 9 | 62.4 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
hq108-il | 200,000 | 5 | 54.6 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
hq108-il | 500,000 | 9 | 78.6 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
hq108-il | 500,000 | 5 | 63.9 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
hq108-il | 1,000,000 | 9 | 85 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
hq108-il | 1,000,000 | 5 | 72.2 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
n22-il | 50,000 | 9 | 24.3 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
n22-il | 50,000 | 5 | 36 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
n22-il | 100,000 | 9 | 51.8 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
n22-il | 100,000 | 5 | 54.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
n22-il | 200,000 | 9 | 71.7 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
n22-il | 200,000 | 5 | 70.7 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
n22-il | 500,000 | 9 | 98.4 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
n22-il | 500,000 | 5 | 94.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
n22-il | 1,000,000 | 9 | 120.5 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
n22-il | 1,000,000 | 5 | 112.8 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
la203a-il | 50,000 | 9 | 6 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
la203a-il | 50,000 | 5 | 13.7 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
la203a-il | 100,000 | 9 | 30.6 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
la203a-il | 100,000 | 5 | 46.5 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
la203a-il | 200,000 | 9 | 82.4 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
la203a-il | 200,000 | 5 | 85.4 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
la203a-il | 500,000 | 9 | 127.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
la203a-il | 500,000 | 5 | 124 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
la203a-il | 1,000,000 | 9 | 160.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
la203a-il | 1,000,000 | 5 | 151.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag25-il | 50,000 | 9 | 35.9 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag25-il | 50,000 | 5 | 38.9 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag25-il | 100,000 | 9 | 53.6 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag25-il | 100,000 | 5 | 53.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag25-il | 200,000 | 9 | 70.9 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag25-il | 200,000 | 5 | 66.6 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag25-il | 500,000 | 9 | 92.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag25-il | 500,000 | 5 | 84 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag25-il | 1,000,000 | 9 | 106.5 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag25-il | 1,000,000 | 5 | 97 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag27-il | 50,000 | 9 | 37.8 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag27-il | 50,000 | 5 | 39.6 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag27-il | 100,000 | 9 | 55.1 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag27-il | 100,000 | 5 | 53 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag27-il | 200,000 | 9 | 71.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag27-il | 200,000 | 5 | 65.3 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag27-il | 500,000 | 9 | 91.3 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag27-il | 500,000 | 5 | 81.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
ag27-il | 1,000,000 | 9 | 103.4 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
ag27-il | 1,000,000 | 5 | 95.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
Reynolds number calculator |