Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Titan IIIA Lockheed Martin × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove | Voskhod Soviet Space Program × remove |
|---|---|---|---|
| Flights | 4 | 110 | 299 |
| Success rate | 75% | 93.6% | 95.7% |
| Thrust | 1,941 kN | — | — |
| Height | 42 m | — | — |
| Diameter | 3.05 m | — | — |
| Launch mass | 161 t | — | — |
| LEO capacity | 3,100 kg | — | — |
| GTO capacity | — | — | — |
| Launch cost | — | — | — |
| Reusable | No | No | No |
| Stages | 3 | — | — |