Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Safir 1B Iranian Space Agency × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove | Space Shuttle National Aeronautics and Space Administration × remove | Electron Rocket Lab × remove |
|---|---|---|---|---|
| Flights | 3 | 714 | 135 | 91 |
| Success rate | 0% | 97.2% | 98.5% | 95.6% |
| Thrust | 255 kN | — | 28,200 kN | 162 kN |
| Height | 22 m | 51.1 m | 56.1 m | 18 m |
| Diameter | 1.25 m | 2.95 m | 8 m | 1.2 m |
| Launch mass | 26 t | 313 t | 2,030 t | 13 t |
| LEO capacity | 0 kg | 6,900 kg | 27,500 kg | 300 kg |
| GTO capacity | 0 kg | — | — | — |
| Launch cost | — | — | $450M | $6M |
| Reusable | No | No | Yes | No |
| Stages | 2 | 3 | 2 | 3 |