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.
Kostya Tszyu (31-2) and Leonardo Mas (1-1 across 3 tracked bouts) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share 1 common opponent.
Kostya Tszyu vs Leonardo Mas — record, stats and common opponents compared
Head to Head
Series level 0–0- No decisionTszyu vs MasJan 18, 1997 · TD · R1
The Numbers
- 31-2 (edge)
- Record
- 1-1
- 93.9% (edge)
- Win %
- 50%
- 25 (edge)
- Wins by knockout
- 0
- 80.65%
- KO rate
- —
- 81%
- Stoppage rate (tracked wins)
- 100% (edge)
- 2
- Times stopped
- 1 (edge)
- 5 (edge)
- Title reigns
- 0
- 2.6 (edge)
- Bouts per year
- 0.8
- 34
- Bouts tracked
- 3
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
- 5′7″ (170 cm) (edge)
- Height
- 5′7″ (169 cm)
- 67″ (170 cm)
- Reach
- —
- 56
- Age
- 54
- Orthodox
- Stance
- —
- Light Welterweight
- Division
- —
- Russia
- Nationality
- United States
How They Win
Tracked bouts onlyKostya Tszyu · 31 wins
KO/TKO
25
Decision
6
Other
0
Leonardo Mas · 1 wins
KO/TKO
1
Decision
0
Other
0
Counted from the bouts Kill The Body has ingested for each fighter (34 and 3 respectively), not from a career-complete method table.
Common Opponents
1 sharedShared opponents are matched on fighter identity, not on name — two different fighters with the same name never merge into one row.
Current Form
Kostya Tszyu
LWWWW
L1 streak · last fought Jun 4, 2005
Leonardo Mas
LNCW
L1 streak · last fought Jun 7, 1998
Common Questions
- Have Kostya Tszyu and Leonardo Mas ever fought each other?
- Yes. Kostya Tszyu and Leonardo Mas met once on January 18, 1997, and the bout produced no decision by TD in round 1.
- Who has the better record, Kostya Tszyu or Leonardo Mas?
- Kostya Tszyu is 31-2 and Leonardo Mas is 1-1 across the 3 bouts Kill The Body has tracked. Kostya Tszyu has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
- Who has more knockouts, Kostya Tszyu or Leonardo Mas?
- Kostya Tszyu has 25 knockout wins and Leonardo Mas has 0. Kostya Tszyu has more.
- Do Kostya Tszyu and Leonardo Mas have any common opponents?
- Kostya Tszyu and Leonardo Mas share 1 common opponent: Diosbelys Hurtado. Kostya Tszyu fared better against 1 of them.
- Who is bigger, Kostya Tszyu or Leonardo Mas?
- Kostya Tszyu is the taller fighter at 170 cm, 1 cm above the other.
- How much fight data does Kill The Body have on Kostya Tszyu and Leonardo Mas?
- This comparison is drawn from 34 bouts tracked for Kostya Tszyu and 3 bouts tracked for Leonardo Mas. Method and activity splits reflect those bouts only.