James J. Jeffries vs Muhammad Ali
Head-to-head comparison — tale of the tape, career analysis, stylistic breakdown, and prediction factors

James J. Jeffries
"Boilermaker"
24-1-2
Muhammad Ali
61-5-0Physical Comparison
Muhammad Ali has the height edge at 191cm vs 183cm for James J. Jeffries — a 8cm difference that gives Ali the ability to fight behind range.
Record & Experience
James J. Jeffries brings a record of 24-1-2 across 27 professional bouts (89% win rate).Muhammad Ali enters with 61-5-0 from 66 fights (92% win rate).
Muhammad Ali has the experience edge with 66 bouts compared to 27 — that's 39 more fights under the bright lights, which can matter in championship rounds when fatigue sets in and composure is tested.
Age & Career Stage
Muhammad Ali is the younger fighter at 84 compared to James J. Jeffries's 151 — a 67-year age gap. The younger fighter may have the edge in physical attributes, while Jeffries relies on veteran savvy and accumulated skill.
Key Factors
Jeffries's Path to Victory
- • Establish rhythm early and dictate the pace
Ali's Path to Victory
- • Use height and reach to fight at range
- • Higher win percentage (92% vs 89%)
- • Greater professional experience (66 bouts)
- • Apply pressure and force the fight on their terms
James J. Jeffries vs Muhammad Ali — FAQ
- What are James J. Jeffries's and Muhammad Ali's records?
- James J. Jeffries is 24-1-2 (0 KOs). Muhammad Ali is 61-5-0 (0 KOs).
- Who is taller — James J. Jeffries or Muhammad Ali?
- Muhammad Ali is taller at 191cm vs 183cm — a 8cm advantage.
- Who has the higher knockout rate?
- Both fighters share a 0% knockout rate — comparable finishing power.