Kenny Robertson vs. Sean Pierson

UFC 4-5-0 vs. 4-2-0
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Tale of the tape

Green = edge on that line

Kenny Robertson

VS

Sean Pierson

4-5-0
UFC record
4-2-0
Welterweight
Division (benchmark)
Welterweight
42
AgeΔ 8 yrs
50
5'10"
HeightΔ 2"
6'0"
74"
ReachΔ 2"
76"
Orthodox
Stance
Southpaw
118.7
Layoff (months)Δ 39.1 mo
157.8
LLWWW
Last 5 (newest first)
WWWLL

The read

Stats 25%+ off the division median
Kenny Robertson is a submission threat — 0.85 attempts per 15 minutes, vs a 0.45 Welterweight norm.
Kenny Robertson owns the mat — in control 35% of cage time, vs a 18% Welterweight norm.
Sean Pierson rarely shoots — 0.39 takedowns per 15 minutes, vs a 1.27 Welterweight norm.

Level of competition

Full-career record by tier of opposition

Kenny Robertson

Competition tierWL
Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin 55
Tier 3 — regional circuit 102

Tier-weighted record quality: 0.93 · 5 tier-1/2 wins · 13 finish wins over 22 documented bouts

In the UFC: 1-4 against opponents who walked in above .500 · avg opponent walk-in record +1.0 wins over .500

Sean Pierson

Competition tierWL
Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin 42
Tier 3 — regional circuit 104

Tier-weighted record quality: 0.66 · 4 tier-1/2 wins · 10 finish wins over 20 documented bouts

In the UFC: 1-2 against opponents who walked in above .500 · avg opponent walk-in record +1.5 wins over .500

Striking

Career totals · norms = own-division medians

Significant strikes — landed & absorbed

3273.72/min · norm 3.17
Sig. strikes landed
2983.84/min · norm 3.17
2653.02/min · norm 3.06
Sig. strikes absorbed
2903.73/min · norm 3.06
47.1%norm 44.9%
Striking accuracy
39.8%norm 44.9%
52.3%norm 55.25%
Striking defense
64.6%norm 55.25%
20.34/15 · norm 0.38
Knockdowns
10.19/15 · norm 0.38

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

Kenny Robertson

Distance 70.6% (norm 81.2%) · Clinch 13.7% (norm 9.4%) · Ground 15.7% (norm 8.1%)

Sean Pierson

Distance 86.9% (norm 81.2%) · Clinch 8.4% (norm 9.4%) · Ground 4.7% (norm 8.1%)

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

Kenny Robertson

Head 79.0% (norm 78.2%) · Body 10.1% (norm 12.4%) · Legs 10.9% (norm 8.4%)

Sean Pierson

Head 84.8% (norm 78.2%) · Body 9.5% (norm 12.4%) · Legs 5.7% (norm 8.4%)

Zone accuracy matrix Landed / attempted by zone

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

Zone Robertson L/AAccWelterweight med Pierson L/AAccWelterweight med
BY POSITION
At distance 193 / 491 39.3% 38.6% 228 / 650 35.1% 38.6%
In the clinch 65 / 95 68.4% 67.8% 47 / 63 74.6% 67.8%
On the ground 69 / 109 63.3% 67.2% 23 / 35 65.7% 67.2%
BY TARGET
To the head 206 / 549 37.5% 37.2% 210 / 634 33.1% 37.2%
To the body 51 / 70 72.9% 70.7% 55 / 71 77.5% 70.7%
To the legs 70 / 76 92.1% 82.9% 33 / 43 76.7% 82.9%

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 (Welterweight: 182 fighters · Welterweight: 182 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 Robertson L/AOpp accWelterweight med vs Pierson L/AOpp accWelterweight med
BY POSITION
At distance 163 / 414 39.4% 39.0% 227 / 721 31.5% 39.0%
In the clinch 53 / 75 70.7% 68.9% 35 / 51 68.6% 68.9%
On the ground 49 / 67 73.1% 68.0% 28 / 47 59.6% 68.0%
BY TARGET
To the head 178 / 443 40.2% 35.6% 185 / 674 27.4% 35.6%
To the body 62 / 88 70.5% 69.6% 56 / 81 69.1% 69.6%
To the legs 25 / 25 100.0% 82.1% 49 / 64 76.6% 82.1%

Grappling

Takedowns, control, submissions vs. division norm
826.7% acc · 1.37/15 · norm 1.27
Takedowns landed
218.2% acc · 0.39/15 · norm 1.27
1657.1% def · norm 63.9%
Takedowns stopped
1466.7% def · norm 63.9%
30:3534.8% of cage time · norm 18.5%
Control time
14:1118.3% of cage time · norm 18.5%
20:083:26 per 15 · norm 3:15
Time under control
13:192:34 per 15 · norm 3:15
50.85/15 · norm 0.45
Submission attempts
20.39/15 · norm 0.45

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

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