Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Soyuz STB Fregat Progress Rocket Space Center × remove | Vostok 8A92M RKK Energiya × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove |
|---|---|---|---|
| Flights | 14 | 93 | 714 |
| Success rate | 92.9% | 98.9% | 97.2% |
| Thrust | — | 3,996 kN | — |
| Height | 46.3 m | 30.84 m | 51.1 m |
| Diameter | 2.95 m | 2.99 m | 2.95 m |
| Launch mass | 312 t | 282 t | 313 t |
| LEO capacity | 8,200 kg | 3,800 kg | 6,900 kg |
| GTO capacity | 3,250 kg | — | — |
| Launch cost | — | — | — |
| Reusable | No | No | No |
| Stages | 3 | 2 | 3 |