Who is better, Ledecky or Alshammar?
Katie Ledecky leads with a GOAT score of 94.8 against 90.3 for Therese Alshammar — a gap of 4.5 points on GOAT Rank's weighted model.
AthletesTeams
Ledecky vs Alshammar
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GOAT verdictgoatrank.world
LedeckyWinner
94.8Ledecky wins: Dominance, Peak, Honours
Alshammar
90.3Alshammar wins: Longevity
Candidates
Locked to SwimmingShareable URL · /compare/ledecky-vs-therese-alshammar
Time range
Showing full careers. Pick a window to recalculate the selected period.
Category radar
Verdict
Weighted GOAT score
🇺🇸 Katie Ledecky
94.8
Ledecky leads in 4 of 5 weighted categories.
1. Katie Ledecky
2. Therese Alshammar
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
Through age 21 · Form index per season
1. 🇺🇸 Katie Ledecky636 major golds
7 seasons by age 21 · 90.9 per season
Setting the pace at age 21
No verified birth date for Alshammar — shown in the pro-debut view instead.
Every career is cut at the season the athlete turned 21, so a rookie today is measured against exactly what a legend had banked by the same birthday.
Fan vote — data vs the people
GOAT Rank · the data
Ledecky94.8
Alshammar90.3
FAQ
Where does Alshammar beat Ledecky?
Alshammar scores higher on longevity. Ledecky leads on peak, dominance, honours.
How is the Ledecky vs Alshammar score calculated?
Both are scored on peak, dominance, honours, statistics, longevity within their sport. Ledecky: 94.8, Alshammar: 90.3.
What do you think?
0 commentsMake your case for Ledecky vs Alshammar. The scoring is published in full — if you can point at the pillar or the weight you disagree with, we read it. Read the methodology paper.