Marshall vs Porter
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Marshall wins: Dominance, Peak, Honours
Porter wins: Longevity
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Showing full careers. Pick a window to recalculate the selected period.
Category radar
Verdict
Marshall leads in 4 of 5 weighted categories. Amateur world champion and unified professional middleweight titleholder.
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 year 5 · Form index per season| Ghost race · career day | 30 | 100 | 365 | 1000 | 1825 | 3650 |
|---|---|---|---|---|---|---|
| 🇬🇧 Marshall | 0 | 0 | 3 | 6 | 12 | 16 |
| 🇺🇸 Porter | 0 | 0 | 4 | 9 | 17 | 29 |
Careers are aligned at debut, so a rookie's first 5 years 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.
Fan vote — data vs the people
What do you think?
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