Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Pegasus XL Orbital Sciences Corporation × remove | Kosmos 11K63 Strategic Rocket Forces × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove |
|---|---|---|---|
| Flights | 32 | 126 | 110 |
| Success rate | 90.6% | 93.7% | 93.6% |
| Thrust | 580 kN | — | — |
| Height | 17.6 m | 31 m | — |
| Diameter | 1.27 m | 1.6 m | — |
| Launch mass | 23 t | 48 t | — |
| LEO capacity | 443 kg | 300 kg | — |
| GTO capacity | 0 kg | — | — |
| Launch cost | $40M | — | — |
| Reusable | No | No | No |
| Stages | 3 | 2 | — |