Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Soyuz 2.1b Progress Rocket Space Center × remove | Kosmos-3M (11K65M) Russian Space Forces × remove | Vostok 8A92M RKK Energiya × remove |
|---|---|---|---|
| Flights | 23 | 445 | 93 |
| Success rate | 100% | 95.1% | 98.9% |
| Thrust | — | — | 3,996 kN |
| Height | 46.3 m | — | 30.84 m |
| Diameter | 2.95 m | — | 2.99 m |
| Launch mass | 312 t | — | 282 t |
| LEO capacity | 8,200 kg | — | 3,800 kg |
| GTO capacity | 3,250 kg | — | — |
| Launch cost | $80M | — | — |
| Reusable | No | No | No |
| Stages | 3 | — | 2 |