Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Delta 3914 McDonnell Douglas × remove | Electron Rocket Lab × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove |
|---|---|---|---|
| Flights | 12 | 91 | 110 |
| Success rate | 83.3% | 95.6% | 93.6% |
| Thrust | 3,046 kN | 162 kN | — |
| Height | 35 m | 18 m | — |
| Diameter | 2.44 m | 1.2 m | — |
| Launch mass | 185 t | 13 t | — |
| LEO capacity | 951 kg | 300 kg | — |
| GTO capacity | 954 kg | — | — |
| Launch cost | — | $6M | — |
| Reusable | No | No | No |
| Stages | 4 | 3 | — |