Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Atlas V 521 United Launch Alliance × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove | Electron Rocket Lab × remove | Voskhod Soviet Space Program × remove |
|---|---|---|---|---|
| Flights | 2 | 714 | 91 | 299 |
| Success rate | 100% | 97.2% | 95.6% | 95.7% |
| Thrust | 7,203 kN | — | 162 kN | — |
| Height | 58.3 m | 51.1 m | 18 m | — |
| Diameter | 3.81 m | 2.95 m | 1.2 m | — |
| Launch mass | 590 t | 313 t | 13 t | — |
| LEO capacity | 13,490 kg | 6,900 kg | 300 kg | — |
| GTO capacity | 6,475 kg | — | — | — |
| Launch cost | $135M | — | $6M | — |
| Reusable | No | No | No | No |
| Stages | 2 | 3 | 3 | — |