Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Safir Iranian Space Agency × remove | Electron Rocket Lab × remove | Kosmos-3M (11K65M) Russian Space Forces × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove |
|---|---|---|---|---|
| Flights | 5 | 91 | 445 | 714 |
| Success rate | 80% | 95.6% | 95.1% | 97.2% |
| Thrust | 255 kN | 162 kN | — | — |
| Height | 22 m | 18 m | — | 51.1 m |
| Diameter | 1.25 m | 1.2 m | — | 2.95 m |
| Launch mass | 26 t | 13 t | — | 313 t |
| LEO capacity | 0 kg | 300 kg | — | 6,900 kg |
| GTO capacity | 0 kg | — | — | — |
| Launch cost | — | $6M | — | — |
| Reusable | No | No | No | No |
| Stages | 2 | 3 | — | 3 |