Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Proton-K Khrunichev State Research and Production Space Center × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove | Tsiklon-2 Yuzhnoye Design Bureau × remove | Electron Rocket Lab × remove |
|---|---|---|---|---|
| Flights | 29 | 714 | 105 | 91 |
| Success rate | 89.7% | 97.2% | 98.1% | 95.6% |
| Thrust | — | — | 2,366 kN | 162 kN |
| Height | — | 51.1 m | 39.7 m | 18 m |
| Diameter | — | 2.95 m | 3 m | 1.2 m |
| Launch mass | — | 313 t | 182 t | 13 t |
| LEO capacity | — | 6,900 kg | 2,820 kg | 300 kg |
| GTO capacity | — | — | — | — |
| Launch cost | — | — | $12M | $6M |
| Reusable | No | No | No | No |
| Stages | — | 3 | 3 | 3 |