Christian Wellisch vs.
Jake O'Brien
Two full careers, measured against each man's own division and against each other — the tape, the read, and every number behind them.
The men, measured.
Frame, age, layoff and recent form — green marks the edge on each line.
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.
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.
Christian Wellisch
Full career not yet synced for Christian Wellisch — tier grading appears once their record documentation lands (refreshes weekly).
In the UFC: 0-2 against opponents who walked in above .500 · avg opponent walk-in record +0.2 wins over .500
Jake O'Brien
Full career not yet synced for Jake O'Brien — tier grading appears once their record documentation lands (refreshes weekly).
In the UFC: 0-3 against opponents who walked in above .500 · avg opponent walk-in record +1.1 wins over .500
The stand-up battle.
Career totals; norms are the medians of each man's own division.
Significant strikes — landed & absorbed
Where the fight happens (share of sig. strike attempts)
Christian Wellisch
Distance 83.7% (norm 79.5%) · Clinch 10.9% (norm 9.8%) · Ground 5.3% (norm 9.3%)
Jake O'Brien
Distance 59.9% (norm 79.5%) · Clinch 4.2% (norm 9.8%) · Ground 36.0% (norm 9.3%)
What they throw (share of sig. strike attempts by target)
Christian Wellisch
Head 91.5% (norm 79.2%) · Body 2.9% (norm 11.5%) · Legs 5.6% (norm 7.6%)
Jake O'Brien
Head 99.0% (norm 79.2%) · Body 1.0% (norm 11.5%) · Legs 0.0% (norm 7.6%)
Zone accuracy matrix Landed / attempted by zone
Green ≥ division median, red below. UFCStats tracks position and target as separate splits.
| Zone | Wellisch L/A | Acc | Heavyweight med | O'Brien L/A | Acc | Heavyweight med |
|---|---|---|---|---|---|---|
| BY POSITION | ||||||
| At distance | 83 / 345 | 24.1% | 40.1% | 32 / 173 | 18.5% | 40.1% |
| In the clinch | 24 / 45 | 53.3% | 70.6% | 6 / 12 | too few to rate | 70.6% |
| On the ground | 8 / 22 | too few to rate | 70.2% | 54 / 104 | 51.9% | 70.2% |
| BY TARGET | ||||||
| To the head | 89 / 377 | 23.6% | 38.9% | 89 / 286 | 31.1% | 38.9% |
| To the body | 8 / 12 | too few to rate | 76.8% | 3 / 3 | too few to rate | 76.8% |
| To the legs | 18 / 23 | too few to rate | 87.8% | 0 / 0 | too few to rate | 87.8% |
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 (Heavyweight: 93 fighters · 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 Wellisch L/A | Opp acc | Heavyweight med | vs O'Brien L/A | Opp acc | Heavyweight med |
|---|---|---|---|---|---|---|
| BY POSITION | ||||||
| At distance | 53 / 166 | 31.9% | 40.7% | 92 / 377 | 24.4% | 40.7% |
| In the clinch | 47 / 70 | 67.1% | 70.6% | 6 / 15 | too few to rate | 70.6% |
| On the ground | 12 / 19 | too few to rate | 72.0% | 37 / 46 | 80.4% | 72.0% |
| BY TARGET | ||||||
| To the head | 90 / 229 | 39.3% | 38.8% | 85 / 364 | 23.4% | 38.8% |
| To the body | 7 / 11 | too few to rate | 75.1% | 15 / 25 | 60.0% | 75.1% |
| To the legs | 15 / 15 | too few to rate | 84.4% | 35 / 49 | 71.4% | 84.4% |
The ground war.
Takedowns, control and submissions — career totals with each man's per-minute rates against his division norm.
Bars compare the two men's rates (per-minute / per-15 figures), not raw totals — O'Brien has more cage time on record.