Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Soyuz-U2 Soviet Space Program × remove | Tsiklon-2 Yuzhnoye Design Bureau × remove | Vostok 8A92M RKK Energiya × remove |
|---|---|---|---|
| Flights | 71 | 105 | 93 |
| Success rate | 100% | 98.1% | 98.9% |
| Thrust | — | 2,366 kN | 3,996 kN |
| Height | 34.54 m | 39.7 m | 30.84 m |
| Diameter | 2.95 m | 3 m | 2.99 m |
| Launch mass | 298 t | 182 t | 282 t |
| LEO capacity | 7,050 kg | 2,820 kg | 3,800 kg |
| GTO capacity | — | — | — |
| Launch cost | — | $12M | — |
| Reusable | No | No | No |
| Stages | 2 | 3 | 2 |