Comparison of Northrop Grumman B-2 Spirit and Rockwell B-1B Lancer [S]ave
| Attribute |  Rockwell B-1B Lancer × |  Northrop Grumman B-2 Spirit × |
|---|---|---|
| General | ||
| Manufacturer | Rockwell International | Northrop Grumman |
| Model | Rockwell B-1B Lancer | Northrop Grumman B-2 Spirit |
| Country | United States | United States |
| Manufactured from (year) | 1983 | 1997 |
| Manufactured to (year) | 1988 | 2000 |
| Type | Military Aircraft | Military Aircraft |
| Icao | B1 | B2 |
| Performance | ||
| Engine | 4x 4 × General Electric F101-GE-102 | 4x 4 × General Electric F118-GE-100 |
| Power, lbf (lbf) | 30,780 | 17,300 |
| Avionics | AN/APQ-164, AN/ALQ-161, AN/ASQ-184 | Honeywell and GEC Avionics |
| Max cruise speed (km/h) | 1,528 | 1,019 |
| Approach speed (km/h) | 463 | - |
| Travel range (km) | 12,010 | 11,112 |
| Fuel economy (km/l) | 0.078 | 0.117 |
| Service ceiling (m) | 18,288 | 15,240 |
| Rate of climb (m/sec) | 30.48 | 15.24 |
| Take off distance (m) | 600 | 2,039 |
| Landing distance (m) | 420 | 1,052 |
| Weights | ||
| Max take off weight (kg) | 216,634 | 152,635 |
| Max payload (kg) | 34,019 | 20,000 |
| Fuel tank capacity (l) | 149,875 | 94,351 |
| Dimensions | ||
| Seats | 4 | 2 |
| Exterior length (m) | 44.8 | 21 |
| Tail height (m) | 10.4 | 5.18 |
| Fuselage diameter (m) | 2.6 | - |
| Wing span (m) | 41.8 | 52.4 |
| Wing tips | No Winglets | No Winglets |
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