Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Delta IV M+(4,2) United Launch Alliance × remove | Voskhod Soviet Space Program × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove |
|---|---|---|---|
| Flights | 15 | 299 | 714 |
| Success rate | 100% | 95.7% | 97.2% |
| Thrust | 4,200 kN | — | — |
| Height | 66.2 m | — | 51.1 m |
| Diameter | 5 m | — | 2.95 m |
| Launch mass | 292 t | — | 313 t |
| LEO capacity | 11,920 kg | — | 6,900 kg |
| GTO capacity | 6,270 kg | — | — |
| Launch cost | $350M | — | — |
| Reusable | No | No | No |
| Stages | 2 | — | 3 |