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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(b737c-il) BOEING 737 MIDSPAN AIRFOIL | Boeing Commercial Airplane Company model 737 airfoils Max thickness 10% at 39.9% chord Max camber 1.5% at 20.4% chord | Remove Airfoil details Airfoil plotter |
(b29tip-il) B-29 TIP AIRFOIL | Boeing B-29 tip airfoil Max thickness 9% at 30% chord Max camber 2.2% at 30% chord | Remove Airfoil details Airfoil plotter |
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Polars for (b737c-il,b29tip-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| b737c-il | 50,000 | 9 | 33 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 50,000 | 5 | 34.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 100,000 | 9 | 49.4 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 100,000 | 5 | 47.1 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 200,000 | 9 | 65.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 200,000 | 5 | 58.8 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 500,000 | 9 | 84.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 500,000 | 5 | 69.7 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b737c-il | 1,000,000 | 9 | 89.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b737c-il | 1,000,000 | 5 | 79.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b29tip-il | 50,000 | 9 | 34.1 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b29tip-il | 50,000 | 5 | 34.8 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b29tip-il | 100,000 | 9 | 51.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b29tip-il | 100,000 | 5 | 50.9 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b29tip-il | 200,000 | 9 | 68.8 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b29tip-il | 200,000 | 5 | 66.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b29tip-il | 500,000 | 9 | 91.4 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b29tip-il | 500,000 | 5 | 84.3 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b29tip-il | 1,000,000 | 9 | 106.1 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b29tip-il | 1,000,000 | 5 | 90 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| Reynolds number calculator | |||||||