Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Delta 3920/PAM McDonnell Douglas × remove | Kosmos-3M (11K65M) Russian Space Forces × remove | Kosmos 11K63 Strategic Rocket Forces × remove |
|---|---|---|---|
| Flights | 6 | 445 | 126 |
| Success rate | 100% | 95.1% | 93.7% |
| Thrust | 3,188 kN | — | — |
| Height | 36 m | — | 31 m |
| Diameter | 2.44 m | — | 1.6 m |
| Launch mass | 191 t | — | 48 t |
| LEO capacity | 1,280 kg | — | 300 kg |
| GTO capacity | — | — | — |
| Launch cost | — | — | — |
| Reusable | No | No | No |
| Stages | 4 | — | 2 |