Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Start-1 Moscow Institute of Thermal Technology × remove | Voskhod Soviet Space Program × remove | Vostok 8A92M RKK Energiya × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove |
|---|---|---|---|---|
| Flights | 5 | 299 | 93 | 714 |
| Success rate | 100% | 95.7% | 98.9% | 97.2% |
| Thrust | 887 kN | — | 3,996 kN | — |
| Height | 22.7 m | — | 30.84 m | 51.1 m |
| Diameter | 1.61 m | — | 2.99 m | 2.95 m |
| Launch mass | 47 t | — | 282 t | 313 t |
| LEO capacity | 632 kg | — | 3,800 kg | 6,900 kg |
| GTO capacity | — | — | — | — |
| Launch cost | $9M | — | — | — |
| Reusable | No | No | No | No |
| Stages | 4 | — | 2 | 3 |