Comparison of Lockheed EC-121 Warning Star and Xian Y-20 [S]ave
| Attribute |  Xian Y-20 × |  Lockheed EC-121 Warning Star × |
|---|---|---|
| General | ||
| Manufacturer | Xian | Lockheed Martin Aeronautics |
| Model | Xian Y-20 | Lockheed EC-121 Warning Star |
| Country | China | United States |
| Manufactured from (year) | 2013 | 1953 |
| Manufactured to (year) | - | 1958 |
| Type | Military Transport Planes | Military Propellor Planes |
| Icao | - | EC121 |
| Performance | ||
| Engine | 4x Soloviev D-30KP-2K | 4x Wright R-3350-34 Turbo Compound radial engines other |
| Power, hp (hp) | - | 3,400 |
| Power, lbf (lbf) | 26,460 | - |
| Max cruise speed (km/h) | 630 | 482 |
| Travel range (km) | 4,445 | 6,852 |
| Service ceiling (m) | 13,106 | 7,620 |
| Rate of climb (m/sec) | 17.78 | 4.88 |
| Take off distance (m) | 770 | - |
| Landing distance (m) | 1,000 | - |
| Weights | ||
| Max take off weight (kg) | 220,000 | 65,000 |
| Max payload (kg) | 66,000 | 33,600 |
| Dimensions | ||
| Seats | 4 | 16 |
| Exterior length (m) | 47 | 35.4 |
| Tail height (m) | 15 | 7.54 |
| Fuselage diameter (m) | - | 3.5 |
| Wing span (m) | 45 | 38.45 |
| Wing tips | No Winglets | No Winglets |
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