Comparison of McDonnell Douglas KC-10 Extender and McDonnell Douglas MD-11 [S]ave
| Attribute |  McDonnell Douglas MD-11 × |  McDonnell Douglas KC-10 Extender × |
|---|---|---|
| General | ||
| Manufacturer | McDonnell Douglas | McDonnell Douglas |
| Model | McDonnell Douglas MD-11 | McDonnell Douglas KC-10 Extender |
| Country | United States | United States |
| Manufactured from (year) | 1988 | 1979 |
| Manufactured to (year) | 2000 | 1987 |
| Type | Jumbo Passenger Jets | Military Transport Planes |
| Icao | MD11 | DC10 |
| Performance | ||
| Engine | 3x 3 X Pratt & Whitney PW4460/62 or General Electric CF6-80C2D1F | 3x F103/General Electric CF6-50C2 |
| Power, lbf (lbf) | 61,500 | 52,500 |
| Avionics | Honeywell VIA 2000 computers | Rockwell Collins |
| Max cruise speed (km/h) | 961 | 867 |
| Approach speed (km/h) | 278 | 276 |
| Travel range (km) | 13,408 | 8,149 |
| Fuel economy (km/l) | 0.093 | - |
| Service ceiling (m) | 13,106 | 12,802 |
| Rate of climb (m/sec) | 10.16 | 34.9 |
| Take off distance (m) | 3,139 | 3,000 |
| Landing distance (m) | 2,118 | 1,800 |
| Weights | ||
| Max take off weight (kg) | 285,988 | 268,980 |
| Max landing weight (kg) | 207,749 | 188,940 |
| Max payload (kg) | 66,549 | 76,843 |
| Fuel tank capacity (l) | 157,529 | 161,712 |
| Baggage volume (m³) | 150 | 477 |
| Dimensions | ||
| Seats | 41 | 4 |
| Seats - business class | 323 | - |
| Seats - first class | 293 | - |
| Cabin height (m) | 2.41 | 2.5 |
| Cabin width (m) | 5.71 | 5.7 |
| Cabin length (m) | 46.51 | 36.8 |
| Exterior length (m) | 61.62 | 55.35 |
| Tail height (m) | 17.65 | 17.7 |
| Fuselage diameter (m) | 6 | 6.02 |
| Wing span (m) | 51.97 | 50.41 |
| Wing tips | Canted Winglets | No Winglets |
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