Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Delta IV M+(5,4) United Launch Alliance × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove | Electron Rocket Lab × remove |
|---|---|---|---|
| Flights | 8 | 714 | 91 |
| Success rate | 100% | 97.2% | 95.6% |
| Thrust | 5,860 kN | — | 162 kN |
| Height | 70.7 m | 51.1 m | 18 m |
| Diameter | 5 m | 2.95 m | 1.2 m |
| Launch mass | 404 t | 313 t | 13 t |
| LEO capacity | 13,730 kg | 6,900 kg | 300 kg |
| GTO capacity | 6,890 kg | — | — |
| Launch cost | — | — | $6M |
| Reusable | No | No | No |
| Stages | 2 | 3 | 3 |