Comparison of Douglas F4D Skyray and Grumman X-29 Switch Blade [S]ave
| Attribute |  Grumman X-29 Switch Blade × |  Douglas F4D Skyray × |
|---|---|---|
| General | ||
| Manufacturer | Grumman | Douglas Aircraft Co. |
| Model | Grumman X-29 Switch Blade | Douglas F4D Skyray |
| Country | United States | United States |
| Manufactured from (year) | 1984 | 1950 |
| Manufactured to (year) | 1986 | 1958 |
| Type | Military Aircraft | Fighter Jets |
| Icao | X29 | F4D |
| Performance | ||
| Engine | 1x 1 × General Electric F404 turbofan | 1x Pratt & Whitney J57-P-8 |
| Power, lbf (lbf) | 16,000 | 16,000 |
| Avionics | Litton LR-80 AHRS, Magnavox AN/ARC-164 UHF, Teledyne RT-1063B/APX-101V IFF/SIF | - |
| Max cruise speed (km/h) | 1,771 | 1,161 |
| Travel range (km) | 648 | 1,926 |
| Fuel economy (km/l) | 0.22 | - |
| Service ceiling (m) | 16,764 | 16,764 |
| Rate of climb (m/sec) | - | 92.96 |
| Weights | ||
| Max take off weight (kg) | 8,074 | 12,300 |
| Max payload (kg) | 1,814 | 2,000 |
| Fuel tank capacity (l) | 2,249 | - |
| Dimensions | ||
| Seats | 1 | 1 |
| Exterior length (m) | 16.4 | 13.8 |
| Tail height (m) | 4.35 | 3.96 |
| Fuselage diameter (m) | 1.1 | 1 |
| Wing span (m) | 8.29 | 10.21 |
| Wing tips | No Winglets | No Winglets |
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