Table 1.
Launcher trade-off between Soyuz and Ariane 5. Despite the higher costs, Ariane 5 launchers are considered the better option with the Soyuz being a viable descoping option.
| Parameter\Launcher | Soyuz | Ariane 5 |
|---|---|---|
| Performance at required escape speed | 1850 kg | 5255 kg |
| Cost per launch | 75 M EUR | 160 M EUR |
| Cylindrical fairing dimensions (h × Ø) | 5060 × 3860 mm2 | 10,039 × 4570 mm2 |
| Number of launchers required | 3 | 2 |
| Total mass delivered to transfer orbit | 5550 kg | 5255 kg |
| Total cost | 225 M EUR | 320 M EUR |
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