Compare rockets
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| Specification | Vostok-K Soviet Space Program × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove | Tsiklon-3 Yuzhnoye Design Bureau × remove |
|---|---|---|---|
| Flights | 13 | 110 | 122 |
| Success rate | 84.6% | 93.6% | 94.3% |
| Thrust | 971 kN | — | 2,713 kN |
| Height | 30.84 m | — | 39.27 m |
| Diameter | 2.99 m | — | 3 m |
| Launch mass | 280 t | — | 189 t |
| LEO capacity | 4,725 kg | — | 4,100 kg |
| GTO capacity | — | — | — |
| Launch cost | — | — | $15M |
| Reusable | No | No | No |
| Stages | 3 | — | 3 |