Conor McGregor vs John L. Sullivan
Head-to-head comparison — tale of the tape, career analysis, stylistic breakdown, and prediction factors

Conor McGregor
"Notorious"
22-6-0
John L. Sullivan
46-1-3Physical Comparison
John L. Sullivan has the height edge at 179cm vs 174cm for Conor McGregor — a 5cm difference that gives Sullivan the ability to fight behind range.
Record & Experience
Conor McGregor brings a record of 22-6-0 across 28 professional bouts (79% win rate).John L. Sullivan enters with 46-1-3 from 50 fights (92% win rate).
John L. Sullivan has the experience edge with 50 bouts compared to 28 — that's 22 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, Conor McGregor is the more prolific finisher with a 86% stoppage rate compared to 0% for John L. Sullivan. McGregor has shown the ability to end fights decisively.
Age & Career Stage
At 37, Conor McGregor is 130 years younger than John L. Sullivan (167). Youth can translate to speed, recovery, and a longer runway — but Sullivan's experience and ring IQ shouldn't be underestimated.
Key Factors
McGregor's Path to Victory
- • Target early stoppage with heavy hands (86% KO rate)
- • Establish rhythm early and dictate the pace
Sullivan's Path to Victory
- • Use height and reach to fight at range
- • Higher win percentage (92% vs 79%)
- • Greater professional experience (50 bouts)
- • Apply pressure and force the fight on their terms
Conor McGregor vs John L. Sullivan — FAQ
- What are Conor McGregor's and John L. Sullivan's records?
- Conor McGregor is 22-6-0 (19 KOs). John L. Sullivan is 46-1-3 (0 KOs).
- Who is taller — Conor McGregor or John L. Sullivan?
- John L. Sullivan is taller at 179cm vs 174cm — a 5cm advantage.
- Who has the higher knockout rate?
- Conor McGregor has the higher KO rate at 86% compared to John L. Sullivan's 0%.