Space Shuttle vs Soyuz FG
Side-by-side comparison across specs, pricing, and overall score — every value traced to a source.
Verdict: Space Shuttle ranks highest overall (#3) with a score of 59.1.
The best choice still depends on which specs matter for your workload — per-metric winners are marked below.
What the numbers hide
Computed from the published values below — no estimates, no generated claims.
Fragile verdict
The overall winner flips to Soyuz FG if Failed Launches is weighted at 50% (it counts for 10% today). If failed launches drives your decision, the ranking above may not be your ranking.
Real tradeoff
Space Shuttle clearly beats Soyuz FG on LEO Capacity but clearly loses on Failed Launches — this pair is a priorities question, not a quality question.
What nobody reports
Launch Cost (1 of 2 missing) — the questions worth asking vendors directly.
AI hot take
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| Metric | Space ShuttleNational Aeronautics and Space Administration | Soyuz FGProgress Rocket Space Center |
|---|---|---|
| Overall OptiSift Score | 59.1#3 | 51.0#9 |
| LEO Capacity | 27,500 | 6,450 |
| Successful Launches | 133 | 59 |
| Launch Cost | 450,000,000 | — |
| Failed Launches | 2 | 1 |
| Launch Mass | 2,030 | 305 |
| Length | 56.1 | 49.5 |
| Diameter | 8 | 3 |
| Reusable | Yes | No |