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 | Kosmos 11K63 Strategic Rocket Forces × remove | Electron Rocket Lab × remove | Voskhod Soviet Space Program × remove |
|---|---|---|---|---|
| Flights | 3 | 126 | 91 | 299 |
| Success rate | 0% | 93.7% | 95.6% | 95.7% |
| Thrust | 255 kN | — | 162 kN | — |
| Height | 22 m | 31 m | 18 m | — |
| Diameter | 1.25 m | 1.6 m | 1.2 m | — |
| Launch mass | 26 t | 48 t | 13 t | — |
| LEO capacity | 0 kg | 300 kg | 300 kg | — |
| GTO capacity | 0 kg | — | — | — |
| Launch cost | — | — | $6M | — |
| Reusable | No | No | No | No |
| Stages | 2 | 2 | 3 | — |