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.
Billy Stephan (0-1 across 1 tracked bouts) and Oscar Bonavena (58-9-1) 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.
Billy Stephan vs Oscar Bonavena — record, stats and common opponents compared
Head to Head
Oscar Bonavena leads 1–0- Oscar Bonavena wonBonavena vs StephanDec 18, 1964 · TKO · R6
The Numbers
- 0-1
- Record
- 58-9-1 (edge)
- 0%
- Win %
- 86% (edge)
- 0
- Wins by knockout
- 44 (edge)
- —
- KO rate
- 75.86%
- —
- Stoppage rate (tracked wins)
- 76%
- 1 (edge)
- Times stopped
- 2
- 0
- Title reigns
- 0
- —
- Bouts per year
- 5.8
- 1
- Bouts tracked
- 70
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
- —
- Age
- 83
- —
- Stance
- Orthodox
- —
- Division
- Heavyweight
- —
- Nationality
- Argentina
How They Win
Tracked bouts onlyBilly Stephan · 0 wins
No tracked wins yet.
Oscar Bonavena · 59 wins
KO/TKO
45
Decision
13
Other
1
Counted from the bouts Kill The Body has ingested for each fighter (1 and 70 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
Billy Stephan
L
L1 streak · last fought Dec 18, 1964
Oscar Bonavena
WWWWW
W7 streak · last fought Feb 26, 1976
Common Questions
- Have Billy Stephan and Oscar Bonavena ever fought each other?
- Yes. Billy Stephan and Oscar Bonavena met once on December 18, 1964, and Oscar Bonavena won by TKO in round 6.
- Who has the better record, Billy Stephan or Oscar Bonavena?
- Billy Stephan is 0-1 across the 1 bouts Kill The Body has tracked and Oscar Bonavena is 58-9-1. Oscar Bonavena has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
- Who has more knockouts, Billy Stephan or Oscar Bonavena?
- Billy Stephan has 0 knockout wins and Oscar Bonavena has 44. Oscar Bonavena has more.
- Do Billy Stephan and Oscar Bonavena have any common opponents?
- Kill The Body's bout data shows no opponents that both Billy Stephan and Oscar Bonavena have faced.
- How much fight data does Kill The Body have on Billy Stephan and Oscar Bonavena?
- This comparison is drawn from 1 bout tracked for Billy Stephan and 70 bouts tracked for Oscar Bonavena. Method and activity splits reflect those bouts only.