Jager vs O'Callaghan
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Jager wins: Longevity
O'Callaghan wins: Dominance, Peak, Honours, Statistics
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Showing full careers. Pick a window to recalculate the selected period.
Category radar
Verdict
Jager leads in 1 of 5 weighted categories. Held the 50 m freestyle world record for a decade and won five Olympic golds.
Category breakdown
Season form · Form index per season
Career timeline · Form index per season
Cumulative output season by season — the shape of each career against the other.
GOAT pace tracker
Career stage · GOAT pace
Through season 5 · Form index per season| Ghost race · career day | 30 | 100 | 365 | 1000 | 1825 | 3650 |
|---|---|---|---|---|---|---|
| 🇺🇸 Jager | 0 | 0 | 82 | 160 | 338 | 788 |
| 🇦🇺 O'Callaghan | 0 | 0 | 3 | 8 | 23 | 23 |
Careers are aligned at debut, so a rookie's first 5 seasons are measured against the same window in a legend's career — Yamal against Messi at the same age-stage, a tour rookie against Tiger Woods in 1996.
| Metric | JagerRetired | O'CallaghanActive |
|---|---|---|
| Olympic gold medals | 5 | 5 |
| Olympic medals | 7 | 8 |
| World Championship golds | 4 | 12 |
| World records in 50 m freestyle | 5 | — |
| Olympic Games contested | 3 | — |
| World records | — | 1 |
| Commonwealth golds | — | 3 |
| Dominance w25% | 84 | 86 |
| Peak w20% | 90 | 94 |
| Longevity w20% | 76 | 66 |
| Honours w20% | 84 | 86 |
| Statistics w15% | 86 | 88 |
Fan vote — data vs the people
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