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Mahony vs Stephens

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GOAT verdictgoatrank.world
StephensWinner
79.8

Stephens wins: Longevity, Statistics

Mahony
79.7

Mahony wins: Dominance, Honours

Candidates
Locked to Tennis

Shareable URL · /compare/harold-mahony-vs-sloane-stephens

Time range

Showing full careers. Pick a window to recalculate the selected period.

Category radar

Verdict

Weighted GOAT score
🇺🇸 Sloane Stephens
79.8

Stephens leads in 3 of 5 weighted categories. US Open champion in 2017 and a Roland-Garros finalist the next year.

1. Sloane Stephens
79.8
2. Harold Mahony
79.7

Category breakdown

Season form · Titles per season

Career timeline · Titles 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 · Titles per season
1. 🇺🇸 Sloane Stephens5 seasons played · career day 2,9216 titles
Setting the pace at this stage
2. 🇮🇪 Harold Mahony5 seasons played · career day 1,8253 titles
-50.0% vs Stephens at the same stage
Ghost race · career day30100365100018253650
🇮🇪 Mahony000038
🇺🇸 Stephens0000310

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.

MetricMahonyRetiredStephensActive
Wimbledon titles1
Olympic medals3
Irish Championships titles1
Grand Slam titles1
Career span in years16
Grand Slam singles titles1
WTA titles7
Career-high ranking3
Fed Cup titles1
Grand Slam finals2
Dominance w25%7472
Peak w20%9090
Longevity w20%7880
Honours w20%7876
Statistics w15%8084

Fan vote — data vs the people

GOAT Rank · the data
Stephens79.8
Mahony79.7
The people
Mahony
Stephens

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Make your case for Mahony vs Stephens. 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.

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