BOUTSCOUT
Matchup deep-dive

Julian Erosa vs.
SeungWoo Choi

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

9-9-0 Julian Erosa · UFC
4-7-0 SeungWoo Choi · UFC
Tale of the tape

The men, measured.

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

9-9-0
UFC record
4-7-0
Featherweight
Division (benchmark)
Featherweight
37
AgeΔ 3.2 yrs
33.8
6'1"
HeightΔ 1"
6'0"
74"
ReachΔ 0"
74"
Southpaw
Stance
Orthodox
4.3
Layoff (months)Δ 12.4 mo
16.7
LLWWW
Last 5 (newest first)
LLWLL
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.

SeungWoo Choi carries real power — 0.69 knockdowns per 15 minutes, vs a 0.29 Featherweight norm.
Julian Erosa absorbs 6.23 sig. strikes per minute, well above the 3.47 Featherweight norm — hittable.
Julian Erosa outworks the Featherweight division — 6.06 sig. strikes landed per minute, vs a 3.54 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.

Julian Erosa

Competition tierWL
Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin 109
Tier 2 — LFA / Cage Warriors (feeder belts) 01
Tier 3 — regional circuit 213

Tier-weighted record quality: 0.92 · 10 tier-1/2 wins · 26 finish wins over 44 documented bouts

In the UFC: 5-3 against opponents who walked in above .500 · avg opponent walk-in record +1.4 wins over .500

SeungWoo Choi

Competition tierWL
Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin 47
Tier 3 — regional circuit 71

Tier-weighted record quality: 0.44 · 4 tier-1/2 wins · 6 finish wins over 19 documented bouts

In the UFC: 1-2 against opponents who walked in above .500 · avg opponent walk-in record +0.4 wins over .500

Striking

The stand-up battle.

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

Significant strikes — landed & absorbed

8556.06/min · norm 3.54
Sig. strikes landed
3843.56/min · norm 3.54
8786.23/min · norm 3.47
Sig. strikes absorbed
3413.16/min · norm 3.47
48.0%norm 45.0%
Striking accuracy
38.9%norm 45.0%
49.2%norm 54.85%
Striking defense
47.0%norm 54.85%
10.11/15 · norm 0.29
Knockdowns
50.69/15 · norm 0.29

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

Julian Erosa

Distance 85.7% (norm 85.7%) · Clinch 11.0% (norm 6.1%) · Ground 3.3% (norm 6.5%)

SeungWoo Choi

Distance 82.6% (norm 85.7%) · Clinch 10.0% (norm 6.1%) · Ground 7.4% (norm 6.5%)

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

Julian Erosa

Head 78.2% (norm 77.4%) · Body 16.4% (norm 12.9%) · Legs 5.4% (norm 7.8%)

SeungWoo Choi

Head 77.1% (norm 77.4%) · Body 13.6% (norm 12.9%) · Legs 9.3% (norm 7.8%)

Zone accuracy matrix Landed / attempted by zone

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

Zone Erosa L/AAccFeatherweight med Choi L/AAccFeatherweight med
BY POSITION
At distance 664 / 1528 43.5% 40.9% 270 / 815 33.1% 40.9%
In the clinch 139 / 196 70.9% 70.8% 67 / 99 67.7% 70.8%
On the ground 52 / 59 88.1% 69.2% 47 / 73 64.4% 69.2%
BY TARGET
To the head 566 / 1394 40.6% 37.2% 230 / 761 30.2% 37.2%
To the body 208 / 292 71.2% 68.2% 84 / 134 62.7% 68.2%
To the legs 81 / 97 83.5% 80.7% 70 / 92 76.1% 80.7%

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 (Featherweight: 126 fighters · Featherweight: 126 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 Erosa L/AOpp accFeatherweight med vs Choi L/AOpp accFeatherweight med
BY POSITION
At distance 738 / 1504 49.1% 39.2% 240 / 519 46.2% 39.2%
In the clinch 83 / 133 62.4% 70.3% 40 / 51 78.4% 70.3%
On the ground 57 / 93 61.3% 69.4% 61 / 74 82.4% 69.4%
BY TARGET
To the head 643 / 1431 44.9% 35.9% 211 / 461 45.8% 35.9%
To the body 115 / 153 75.2% 67.9% 66 / 104 63.5% 67.9%
To the legs 120 / 146 82.2% 81.5% 64 / 79 81.0% 81.5%
Grappling

The ground war.

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

1744.7% acc · 1.81/15 · norm 1.19
Takedowns landed
654.5% acc · 0.83/15 · norm 1.19
2461.5% def · norm 61.5%
Takedowns stopped
3170.5% def · norm 61.5%
21:4115.4% of cage time · norm 16.7%
Control time
19:4118.2% of cage time · norm 16.7%
19:272:04 per 15 · norm 3:12
Time under control
27:043:45 per 15 · norm 3:12
70.74/15 · norm 0.46
Submission attempts
00.00/15 · norm 0.46

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

Next move

Let the engine settle it.