Compare rockets
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| Specification | North American X-15 North American Aviation × remove | Electron Rocket Lab × remove | Vostok 8A92M RKK Energiya × remove |
|---|---|---|---|
| Flights | 13 | 91 | 93 |
| Success rate | 92.3% | 95.6% | 98.9% |
| Thrust | 286 kN | 162 kN | 3,996 kN |
| Height | 15.47 m | 18 m | 30.84 m |
| Diameter | 6.61 m | 1.2 m | 2.99 m |
| Launch mass | 15,195 t | 13 t | 282 t |
| LEO capacity | — | 300 kg | 3,800 kg |
| GTO capacity | — | — | — |
| Launch cost | — | $6M | — |
| Reusable | Yes | No | No |
| Stages | 1 | 3 | 2 |