BOUTSCOUT
Matchup deep-dive

Stephan Bonnar vs.
James Irvin

Two full careers, measured against each man's own division and against each other — the tape, the read, and every number behind them.

8-7-0 Stephan Bonnar · UFC
4-6-0 James Irvin · UFC
Tale of the tape

The men, measured.

Frame, age, layoff and recent form — green marks the edge on each line.

8-7-0
UFC record
4-6-0
Light Heavyweight
Division (benchmark)
Light Heavyweight
49.3
AgeΔ 1.4 yrs
47.9
6'4"
HeightΔ 2"
6'2"
79"
ReachΔ 4"
75"
Orthodox
Stance
Orthodox
165.7
Layoff (months)Δ 26.4 mo
192.1
LWWWL
Last 5 (newest first)
LLLWW
The read

What the numbers say.

Scouting notes, auto-generated — only stats deviating more than 25% from the division median make this list. No narratives, just deviations.

Stephan Bonnar is a submission threat — 1.12 attempts per 15 minutes, vs a 0.27 Light Heavyweight norm.
James Irvin carries real power — 1.56 knockdowns per 15 minutes, vs a 0.40 Light Heavyweight norm.
Stephan Bonnar owns the mat — in control 34% of cage time, vs a 16% Light Heavyweight norm.
Level of competition

Who did they actually beat?

Full-career records re-graded by the tier of opposition — the same grading the Contender Series pick model uses. Records built on tier-4 competition are worth less than records built on killers.

Stephan Bonnar

Full career not yet synced for Stephan Bonnar — tier grading appears once their record documentation lands (refreshes weekly).

In the UFC: 5-6 against opponents who walked in above .500 · avg opponent walk-in record +2.2 wins over .500

James Irvin

Full career not yet synced for James Irvin — tier grading appears once their record documentation lands (refreshes weekly).

In the UFC: 1-2 against opponents who walked in above .500 · avg opponent walk-in record +0.6 wins over .500

Striking

The stand-up battle.

Career totals; norms are the medians of each man's own division.

Significant strikes — landed & absorbed

4592.65/min · norm 3.41
Sig. strikes landed
592.05/min · norm 3.41
5012.89/min · norm 3.35
Sig. strikes absorbed
1113.86/min · norm 3.35
39.7%norm 48.3%
Striking accuracy
48.8%norm 48.3%
52.4%norm 52.9%
Striking defense
35.5%norm 52.9%
20.17/15 · norm 0.40
Knockdowns
31.56/15 · norm 0.40

Where the fight happens (share of sig. strike attempts)

Stephan Bonnar

Distance 62.8% (norm 80.5%) · Clinch 21.2% (norm 8.6%) · Ground 16.0% (norm 10.4%)

James Irvin

Distance 70.2% (norm 80.5%) · Clinch 9.1% (norm 8.6%) · Ground 20.7% (norm 10.4%)

What they throw (share of sig. strike attempts by target)

Stephan Bonnar

Head 83.2% (norm 79.2%) · Body 10.8% (norm 11.7%) · Legs 6.0% (norm 9.7%)

James Irvin

Head 66.9% (norm 79.2%) · Body 7.4% (norm 11.7%) · Legs 25.6% (norm 9.7%)

Zone accuracy matrix Landed / attempted by zone

Green ≥ division median, red below. UFCStats tracks position and target as separate splits.

Zone Bonnar L/AAccLight Heavyweight med Irvin L/AAccLight Heavyweight med
BY POSITION
At distance 199 / 725 27.4% 41.4% 35 / 85 41.2% 41.4%
In the clinch 147 / 245 60.0% 70.9% 7 / 11 too few to rate 70.9%
On the ground 113 / 185 61.1% 72.3% 17 / 25 68.0% 72.3%
BY TARGET
To the head 324 / 961 33.7% 38.9% 29 / 81 35.8% 38.9%
To the body 89 / 125 71.2% 71.9% 8 / 9 too few to rate 71.9%
To the legs 46 / 69 66.7% 81.8% 22 / 31 71.0% 81.8%

Zones with fewer than 25 attempts are marked "too few to rate". Each fighter is measured against the median of leaderboard-eligible fighters in his own division (Light Heavyweight: 93 fighters · Light Heavyweight: 93 fighters).

What lands on them Opponents' accuracy against each man

Green ≤ division median — harder to hit than the typical man in his division.

Zone vs Bonnar L/AOpp accLight Heavyweight med vs Irvin L/AOpp accLight Heavyweight med
BY POSITION
At distance 297 / 735 40.4% 40.4% 56 / 106 52.8% 40.4%
In the clinch 148 / 233 63.5% 68.7% 17 / 21 too few to rate 68.7%
On the ground 56 / 85 65.9% 70.4% 38 / 45 84.4% 70.4%
BY TARGET
To the head 324 / 819 39.6% 37.5% 83 / 142 58.5% 37.5%
To the body 90 / 113 79.6% 72.3% 19 / 21 too few to rate 72.3%
To the legs 87 / 121 71.9% 83.0% 9 / 9 too few to rate 83.0%
Grappling

The ground war.

Takedowns, control and submissions — career totals with each man's per-minute rates against his division norm.

1741.5% acc · 1.47/15 · norm 0.87
Takedowns landed
00.0% acc · 0.00/15 · norm 0.87
3158.5% def · norm 66.7%
Takedowns stopped
736.8% def · norm 66.7%
59:2934.3% of cage time · norm 16.5%
Control time
1:425.9% of cage time · norm 16.5%
38:123:18 per 15 · norm 2:48
Time under control
15:508:15 per 15 · norm 2:48
131.12/15 · norm 0.27
Submission attempts
10.52/15 · norm 0.27

Bars compare the two men's rates (per-minute / per-15 figures), not raw totals — Bonnar has more cage time on record.

Next move

Let the engine settle it.