Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Delta II 7920-10 United Launch Alliance × remove | Vostok 8A92M RKK Energiya × remove | Kosmos 11K63 Strategic Rocket Forces × remove |
|---|---|---|---|
| Flights | 9 | 93 | 126 |
| Success rate | 100% | 98.9% | 93.7% |
| Thrust | — | 3,996 kN | — |
| Height | 38.7 m | 30.84 m | 31 m |
| Diameter | 2.4 m | 2.99 m | 1.6 m |
| Launch mass | 251 t | 282 t | 48 t |
| LEO capacity | 5,959 kg | 3,800 kg | 300 kg |
| GTO capacity | 1,828 kg | — | — |
| Launch cost | $51M | — | — |
| Reusable | No | No | No |
| Stages | 2 | 2 | 2 |