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THE STRUCTURED RECORD · Built in Switzerland · Public-record sourced
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Side-by-Side · Iron Score

Head-to-
Head.

Compare any two IFBB Pro athletes. Iron Score split, muscle dominance overlay, matchup record, career placement comparison.

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6,396 athletes in the database — start typing to autocomplete.

IFBB Pro · —
Sandra Colorado Acal
IRON 3,348
24 matchups
IFBB Pro · —
Hannah Calkins
IRON 1,414
4 matchups
6
Pro wins
0
0
Olympia titles
0
24
Shows entered
4
5
Years active
0

Direct Record Sandra Colorado Acal 1–1 Hannah Calkins · 2 shared shows

Year Competition Division Sandra Colorado Acal Hannah Calkins Winner Source
2026 2026 Pittsburgh Pro Wellness 10 4 Hannah Calkins contests.npcnewsonline.com ↗
2026 IFBB Sampson Showdown Pro Wellness 2 3 Sandra Colorado Acal contests.npcnewsonline.com ↗