October 17, 2019
Bantamweight Bout
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Predictions and betting recommendations are only available for fights after July 10, 2025
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Total UFC Fights | 2 | 2 |
| Experience Gap | 0 | 0 |
| Experience ELO | 946 | 997 |
| ELO Change | -21 | +32 |
Both fighters entered with identical experience levels (2 fights each). On this fight, close to zero experience-based adjustments were applied.
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Title Fight ? | No | No |
| Title Fight ELO | 957 | 998 |
| ELO Change | -21 | +21 |
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 | Boston Salmon | Randy Costa |
|---|---|---|
| Fight Outcome | KO/TKO | KO/TKO |
| Last Round | 1 | 1 |
| Time of Finish | 2:15 | 2:15 |
| Win Type ELO | 911 | 1 047 |
| ELO Change | -42 | +95 |
Randy Costa earned an early finish with a KO/TKO in round 1 at 2:15, gaining additional bonuses for the first-round stoppage.
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Significant Strikes Landed | 12 | 22 |
| Significant Strikes Attempted | 22 | 44 |
| Total Strikes Landed | 16 | 23 |
| Knockdowns Scored | 0 | 2 |
| Striking ELO | 761 | 1 058 |
| ELO Change | -81 | +81 |
Randy Costa dominated the striking exchanges with 22 vs 12 significant strikes, including 2 devastating knockdowns. Randy Costa capitalized on this striking dominance.
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Takedowns Landed | 0 | 0 |
| Takedowns Attempted | 1 | 0 |
| Ground Control Time | 0:43 | 0:07 |
| Ground Strikes Landed | 0 | 3 |
| Ground ELO | 881 | 993 |
| ELO Change | -51 | +51 |
Randy Costa landed 2 knockdowns followed by 3 ground strikes. Few ground strikes after a knockdown do not qualify for major ground ELO bonus.
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Days Since Last Fight | 188 | 188 |
| Activity ELO | 957 | 1 010 |
| ELO Change | -21 | +26 |
Randy Costa demonstrated standard activity with 188 days since his last fight, earning a small activity bonus for reasonable scheduling. As the winner, Randy Costa capitalized on this activity level, while Boston Salmon's 188-day layoff didn't factor into the scoring since only winners receive activity bonuses.
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Win Streak | 0 | 1 |
| Win Streak ELO | 957 | 1 000 |
| ELO Change | -21 | +23 |
Randy Costa started a new win streak, earning a momentum bonus. Boston Salmon is back at 0 with this loss.
| Metric | Boston Salmon | Randy Costa |
|---|---|---|
| Weight Class | Bantamweight | Bantamweight |
| Double Championship Fight | No | No |
| Basic/Category ELO | 957 | 998 |
| ELO Change | -21 | +21 |
This category provides the foundation ELO scoring without bonuses, except for exceptional multiple division champions.

