Kelvin Gastelum vs Osman Diaz
Head-to-head comparison — tale of the tape, career analysis, stylistic breakdown, and prediction factors

Kelvin Gastelum
20-11-0Osman Diaz
11-1-0Physical Comparison
Osman Diaz has the height edge at 193cm vs 175cm for Kelvin Gastelum — a 18cm difference that gives Diaz the ability to fight behind range.
Record & Experience
Kelvin Gastelum brings a record of 20-11-0 across 31 professional bouts (65% win rate).Osman Diaz enters with 11-1-0 from 12 fights (92% win rate).
Kelvin Gastelum has the experience edge with 31 bouts compared to 12 — that's 19 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, Osman Diaz carries the heavier hands with a 82% stoppage rate vs 30% for Kelvin Gastelum. Diaz is the more dangerous finisher of the two.
Key Factors
Gastelum's Path to Victory
- • Lean on greater experience (31 bouts)
- • Establish rhythm early and dictate the pace
Diaz's Path to Victory
- • Use height and reach to fight at range
- • Look for the stoppage (82% KO rate)
- • Higher win percentage (92% vs 65%)
- • Apply pressure and force the fight on their terms
Kelvin Gastelum vs Osman Diaz — FAQ
- What are Kelvin Gastelum's and Osman Diaz's records?
- Kelvin Gastelum is 20-11-0 (6 KOs). Osman Diaz is 11-1-0 (9 KOs).
- Who is taller — Kelvin Gastelum or Osman Diaz?
- Osman Diaz is taller at 193cm vs 175cm — a 18cm advantage.
- Who has the higher knockout rate?
- Osman Diaz has the higher KO rate at 82% compared to Kelvin Gastelum's 30%.