Compare rockets
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| Specification | Delta IV M+(4,2) United Launch Alliance × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove |
|---|---|---|
| Flights | 15 | 110 |
| Success rate | 100% | 93.6% |
| Thrust | 4,200 kN | — |
| Height | 66.2 m | — |
| Diameter | 5 m | — |
| Launch mass | 292 t | — |
| LEO capacity | 11,920 kg | — |
| GTO capacity | 6,270 kg | — |
| Launch cost | $350M | — |
| Reusable | No | No |
| Stages | 2 | — |