Alexey Oleinik vs Mamoru Yamaguchi
Head-to-head comparison — tale of the tape, career analysis, stylistic breakdown, and prediction factors

Alexey Oleinik
61-18-1
Mamoru Yamaguchi
0-0-0Physical Comparison
Alexey Oleinik stands 188cm tall compared to Mamoru Yamaguchi's 162cm — a 26cm height advantage that could allow Oleinik to control range and use the jab effectively.
Record & Experience
Alexey Oleinik brings a record of 61-18-1 across 80 professional bouts (76% win rate).Mamoru Yamaguchi enters with 0-0-0.
Alexey Oleinik has the experience edge with 80 bouts compared to 0 — that's 80 more fights under the bright lights, which can matter in championship rounds when fatigue sets in and composure is tested.
In terms of finishing power, Alexey Oleinik is the more prolific finisher with a 13% stoppage rate compared to 0% for Mamoru Yamaguchi. Oleinik has shown the ability to end fights decisively.
Age & Career Stage
At 48, Alexey Oleinik is 1 years younger than Mamoru Yamaguchi (49). Youth can translate to speed, recovery, and a longer runway — but Yamaguchi's experience and ring IQ shouldn't be underestimated.
Key Factors
Oleinik's Path to Victory
- • Use height and reach to control distance
- • Trust the higher win rate (76% vs 0%)
- • Lean on greater experience (80 bouts)
- • Establish rhythm early and dictate the pace
Yamaguchi's Path to Victory
- • Apply pressure and force the fight on their terms
Alexey Oleinik vs Mamoru Yamaguchi — FAQ
- What are Alexey Oleinik's and Mamoru Yamaguchi's records?
- Alexey Oleinik is 61-18-1 (8 KOs). Mamoru Yamaguchi is 0-0-0 (0 KOs).
- Who is taller — Alexey Oleinik or Mamoru Yamaguchi?
- Alexey Oleinik is taller at 188cm vs 162cm — a 26cm advantage.