Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Thor Delta E1 McDonnell Douglas × remove | Voskhod Soviet Space Program × remove | Electron Rocket Lab × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove |
|---|---|---|---|---|
| Flights | 17 | 299 | 91 | 714 |
| Success rate | 94.1% | 95.7% | 95.6% | 97.2% |
| Thrust | 1,450 kN | — | 162 kN | — |
| Height | 28 m | — | 18 m | 51.1 m |
| Diameter | 2.44 m | — | 1.2 m | 2.95 m |
| Launch mass | 68 t | — | 13 t | 313 t |
| LEO capacity | 540 kg | — | 300 kg | 6,900 kg |
| GTO capacity | 150 kg | — | — | — |
| Launch cost | — | — | $6M | — |
| Reusable | No | No | No | No |
| Stages | 4 | — | 3 | 3 |