Kenny Robertson vs Sean Pierson

June 14, 2013

Welterweight Bout

Click any category to learn how it's calculated.

995
(-18)
Kenny Robertson
Winner: Sean Pierson
Decision - Majority
Round 3 • 5:00

No Predictions Available

Predictions and betting recommendations are only available for fights after July 10, 2025

C-ELO Evolution

Kenny Robertson-18
Sean Pierson+19
1083
(+19)
Sean Pierson

C-ELO™ Evolution Comparison

Fight Stats & ELO Performance

Experience ELO
ELO Changes
Kenny Robertson: -22Sean Pierson: +22

Performance Statistics

MetricKenny RobertsonSean Pierson
Total UFC Fights46
Experience Gap-22
Experience ELO9671 124
ELO Change-22+22
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What Happened

Sean Pierson's 2-fight experience advantage (6 vs 4 fights) held true, but the algorithm limited the bonus to prevent over-rewarding Sean Pierson for the expected result. Had Kenny Robertson pulled off the upset, his experience disadvantage would have delivered a modest upset bonus.

Title Fight ELO
ELO Changes
Kenny Robertson: -18Sean Pierson: +18

Performance Statistics

MetricKenny RobertsonSean Pierson
Title Fight ?NoNo
Title Fight ELO9691 050
ELO Change-18+18
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What Happened

This was not a title fight, so both fighters received standard ELO adjustments. However, since ELO is a relative system, victories over former champions can have an indirect impact, and Title Fight ELO can differ from Basic ELO.

Win Type ELO
ELO Changes
Kenny Robertson: -14Sean Pierson: +14

Performance Statistics

MetricKenny RobertsonSean Pierson
Fight OutcomeDecision - MajorityDecision - Majority
Last Round33
Time of Finish5:005:00
Win Type ELO1 0211 109
ELO Change-14+14
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What Happened

The Decision - Majority showed mixed judging, with Sean Pierson earning reduced bonuses for the unclear victory margin.

Striking ELO
ELO Changes
Kenny Robertson: -22Sean Pierson: +22

Performance Statistics

MetricKenny RobertsonSean Pierson
Significant Strikes Landed6536
Significant Strikes Attempted11992
Total Strikes Landed13958
Knockdowns Scored00
Striking ELO1 0211 054
ELO Change-22+22
💡

What Happened

Kenny Robertson controlled the striking through overwhelming volume (139 vs 58 total strikes), significant strike advantage (65 vs 36), superior accuracy (54.6% vs 39.1%). However, since Kenny Robertson lost the overall fight, his striking superiority couldn't be converted into ELO bonuses. Sean Pierson's positive striking ELO reflects the overall victory rather than striking dominance.

Ground ELO
ELO Changes
Kenny Robertson: -20Sean Pierson: +20

Performance Statistics

MetricKenny RobertsonSean Pierson
Takedowns Landed10
Takedowns Attempted61
Ground Control Time6:411:31
Ground Strikes Landed104
Ground ELO1 0521 110
ELO Change-20+20
💡

What Happened

Sean Pierson did not secure a significant ground advantage against Kenny Robertson on the ground with 0 takedowns, 1:31 of control time, 4 ground strikes, with almost no grappling bonus.

Activity ELO
ELO Changes
Kenny Robertson: -16Sean Pierson: +20

Performance Statistics

MetricKenny RobertsonSean Pierson
Days Since Last Fight112266
Activity ELO9851 104
ELO Change-16+20
💡

What Happened

Sean Pierson demonstrated standard activity with 266 days since his last fight, earning a small activity bonus for reasonable scheduling. As the winner, Sean Pierson capitalized on this activity level, while Kenny Robertson's 112-day layoff didn't factor into the scoring since only winners receive activity bonuses.

Win Streak ELO
ELO Changes
Kenny Robertson: -18Sean Pierson: +23

Performance Statistics

MetricKenny RobertsonSean Pierson
Win Streak03
Win Streak ELO9731 065
ELO Change-18+23
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What Happened

Sean Pierson extended his 3-fight win streak, earning a momentum bonus. Kenny Robertson is back at 0 with this loss.

Basic/Category ELO
ELO Changes
Kenny Robertson: -18Sean Pierson: +18

Performance Statistics

MetricKenny RobertsonSean Pierson
Weight ClassWelterweightWelterweight
Double Championship FightNoNo
Basic/Category ELO9691 050
ELO Change-18+18
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What Happened

This category provides the foundation ELO scoring without bonuses, except for exceptional multiple division champions.