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Northrop Grumman E-2 Hawkeye
Military
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Lockheed SR-71 Blackbird
Military
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|---|---|---|
| Quick facts | ||
| Manufacturer | Northrop Grumman | Lockheed |
| Type | Reconnaissance & surveillance | Reconnaissance & surveillance |
| Origin | 🇺🇸 United States | 🇺🇸 United States |
| First flight | 1960 | 1964 |
| Status | In production | Retired |
| Units built | — | 32 |
| Unit cost | — | — |
| Dimensions | ||
| Length | 17.60 m | 32.74 m |
| Wingspan | 24.56 m | 16.94 m |
| Height | 5.58 m | 5.64 m |
| Wing area | 65.0 m² | 170.0 m² |
| Weights & fuel | ||
| Empty weight | 18,363 kg | 30,600 kg |
| Max. take-off weight | 26,083 kg | 78,000 kg |
| Performance | ||
| Max. speed | 648 km/h | 3,540 km/h |
| Cruise speed | 474 km/h | — |
| Max. Mach | — | Mach 3.30 |
| Range | — | 5,400 km |
| Ferry range | 2,700 km | — |
| Service ceiling | 10,500 m | 25,900 m |
| Rate of climb | — | 59.4 m/s |
| Crew & capacity | ||
| Crew | 5 | 2 |
| Powerplant | ||
| Engines | 2 | 2 |
| Engine type | — | — |
| Engine model | Allison T56-A-427A | Pratt & Whitney J58 |
| Thrust (each) | — | 111.2 kN |
| Thrust with afterburner (each) | — | 151.0 kN |
| Power (each) | 3,800 kW | — |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.