August 25, 2023
Featherweight Bout
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Predictions and betting recommendations are only available for fights after July 10, 2025
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Total UFC Fights | 2 | 9 |
| Experience Gap | -7 | 7 |
| Experience ELO | 945 | 984 |
| ELO Change | -34 | +34 |
SeungWoo Choi's 7-fight experience advantage (9 vs 2 fights) held true, but the algorithm limited the bonus to prevent over-rewarding SeungWoo Choi for the expected result. Had Jarno Errens pulled off the upset, his experience disadvantage would have delivered a modest upset bonus.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Title Fight ? | No | No |
| Title Fight ELO | 957 | 988 |
| ELO Change | -22 | +22 |
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.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Fight Outcome | Decision - Unanimous | Decision - Unanimous |
| Last Round | 3 | 3 |
| Time of Finish | 5:00 | 5:00 |
| Win Type ELO | 925 | 1 067 |
| ELO Change | -33 | +33 |
SeungWoo Choi earned a clear Decision - Unanimous, receiving full decision bonuses for controlling the fight across all rounds. Of course, a finish would have yielded even greater rewards.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Significant Strikes Landed | 30 | 56 |
| Significant Strikes Attempted | 76 | 115 |
| Total Strikes Landed | 40 | 108 |
| Knockdowns Scored | 1 | 1 |
| Striking ELO | 860 | 930 |
| ELO Change | -102 | +102 |
SeungWoo Choi dominated the striking exchanges with 108 vs 40 total strikes, 56 vs 30 significant strikes, 48.7% vs 39.5% accuracy, including 1 devastating knockdown. SeungWoo Choi capitalized on this striking dominance.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Takedowns Landed | 0 | 1 |
| Takedowns Attempted | 4 | 1 |
| Ground Control Time | 1:34 | 5:21 |
| Ground Strikes Landed | 0 | 3 |
| Ground ELO | 835 | 933 |
| ELO Change | -77 | +77 |
SeungWoo Choi landed 1 knockdown followed by 3 ground strikes. Few ground strikes after a knockdown do not qualify for major ground ELO bonus.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Days Since Last Fight | 357 | 287 |
| Activity ELO | 960 | 1 025 |
| ELO Change | -19 | +19 |
SeungWoo Choi demonstrated standard activity with 287 days since his last fight, earning no activity bonus. As the winner, SeungWoo Choi capitalized on this activity level, while Jarno Errens's 357-day layoff didn't factor into the scoring since only winners receive activity bonuses.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Win Streak | 0 | 1 |
| Win Streak ELO | 958 | 1 002 |
| ELO Change | -21 | +23 |
SeungWoo Choi started a new win streak, earning a momentum bonus. Jarno Errens is back at 0 with this loss.
| Metric | Jarno Errens | SeungWoo Choi |
|---|---|---|
| Weight Class | Featherweight | Featherweight |
| Double Championship Fight | No | No |
| Basic/Category ELO | 957 | 988 |
| ELO Change | -22 | +22 |
This category provides the foundation ELO scoring without bonuses, except for exceptional multiple division champions.

