Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Proton-M Blok DM-03 Khrunichev State Research and Production Space Center × remove | Kosmos 11K63 Strategic Rocket Forces × remove |
|---|---|---|
| Flights | 8 | 126 |
| Success rate | 75% | 93.7% |
| Thrust | 10,532 kN | — |
| Height | 58.2 m | 31 m |
| Diameter | 7.4 m | 1.6 m |
| Launch mass | 712 t | 48 t |
| LEO capacity | 21,000 kg | 300 kg |
| GTO capacity | 6,920 kg | — |
| Launch cost | $65M | — |
| Reusable | No | No |
| Stages | 4 | 2 |