Heads up: at least one of these records is a tracked record — the wins and losses Kill The Body has ingested so far, not an independently verified career total. Treat the comparison as a read on the bouts we hold, not a settled ledger.
Ruben Santillanosa (0-5 across 5 tracked bouts) and Siro Choi (12-0) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share no common opponents in Kill The Body's bout data.
Ruben Santillanosa vs Siro Choi — record, stats and common opponents compared
Head to Head
Siro Choi leads 1–0- Siro Choi wonChoi vs SantillanosaOct 11, 2025 · KO · R2
The Numbers
- 0-5
- Record
- 12-0 (edge)
- 0%
- Win %
- 100% (edge)
- 0
- Wins by knockout
- 9 (edge)
- —
- KO rate
- 75%
- —
- Stoppage rate (tracked wins)
- 75%
- 5
- Times stopped
- 0 (edge)
- 0
- Title reigns
- 0
- 0.3
- Bouts per year
- 4.5 (edge)
- 5
- Bouts tracked
- 12
One or both records are tracked, not career-verified.
Counted from bouts Kill The Body has ingested, not a career total.
Counted from bouts Kill The Body has ingested, not a career total.
Across each fighter's tracked career span.
Tale of the Tape
- —
- Height
- 5′9″ (174 cm)
- —
- Reach
- 70″ (177 cm)
- —
- Age
- 25
- —
- Stance
- Southpaw
- —
- Nationality
- Uzbekistani
How They Win
Tracked bouts onlyRuben Santillanosa · 0 wins
No tracked wins yet.
Siro Choi · 12 wins
KO/TKO
9
Decision
3
Other
0
Counted from the bouts Kill The Body has ingested for each fighter (5 and 12 respectively), not from a career-complete method table.
Common Opponents
No opponents in common across the bouts Kill The Body has tracked for these two.
Current Form
Ruben Santillanosa
LLLLL
L5 streak · last fought Oct 11, 2025
Siro Choi
WWWWW
W12 streak · last fought Apr 5, 2026
Common Questions
- Have Ruben Santillanosa and Siro Choi ever fought each other?
- Yes. Ruben Santillanosa and Siro Choi met once on October 11, 2025, and Siro Choi won by KO in round 2.
- Who has the better record, Ruben Santillanosa or Siro Choi?
- Ruben Santillanosa is 0-5 across the 5 bouts Kill The Body has tracked and Siro Choi is 12-0. Siro Choi has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
- Who has more knockouts, Ruben Santillanosa or Siro Choi?
- Ruben Santillanosa has 0 knockout wins and Siro Choi has 9. Siro Choi has more.
- Do Ruben Santillanosa and Siro Choi have any common opponents?
- Kill The Body's bout data shows no opponents that both Ruben Santillanosa and Siro Choi have faced.
- How much fight data does Kill The Body have on Ruben Santillanosa and Siro Choi?
- This comparison is drawn from 5 bouts tracked for Ruben Santillanosa and 12 bouts tracked for Siro Choi. Method and activity splits reflect those bouts only.