Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Soyuz 2.1a Progress Rocket Space Center × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove | Voskhod Soviet Space Program × remove |
|---|---|---|---|
| Flights | 58 | 110 | 299 |
| Success rate | 98.3% | 93.6% | 95.7% |
| Thrust | 4,149 kN | — | — |
| Height | 46.3 m | — | — |
| Diameter | 2.95 m | — | — |
| Launch mass | 312 t | — | — |
| LEO capacity | 7,020 kg | — | — |
| GTO capacity | 2,810 kg | — | — |
| Launch cost | $80M | — | — |
| Reusable | No | No | No |
| Stages | 3 | — | — |