Karol Rosa and Ailin Perez are set to face each other in a bantamweight bout at UFC 311, taking place at the Intuit Dome in Los Angeles. Both fighters look to climb higher up the rankings with a key win at this undercard event for Makhachev versus Tsarukyan 2.
Rosa comes into the fight with a professional record boasting 18 wins and holding a recent victory over Pannie Kianzad by unanimous decision. Ailin Perez, coming off a win through an arm-triangle choke against Darya Zheleznyakova, also aims to maintain her momentum.
Karol Rosa vs Ailin Perez Betting Odds
- Favorite: Karol Rosa : 1.4 (-250)
- Underdog: Ailin Perez : 3.1 (+215)
| Method of victory | Karol Rosa | Ailin Perez |
| By KO/TKO or disqualification | 12.0 (+1100) | 26.0 (+2500) |
| By decision or technical decision | 1.7 (-137) | 3.9 (+290) |
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Karol Rosa is marked as a clear favorite against Ailin Perez with betting odds at 1.4 (-250), indicating stronger confidence in her victory. For those expecting Rosa to win, the return on bets is low due to her favorite status. The possibility of Perez coming out on top has been rated at 3.1 (+215), showing she's a considerable underdog but also offering a lucrative payoff for an upset win. Odds suggest that both fighters are least expected to win via KO/TKO/DQ, as reflected by Rosa's odds at +1100 and Perez’s at an even less likely +2500. The most anticipated outcome is Rosa winning on points or decision, priced at 1.7 (-137).
What time is Karol Rosa vs Ailin Perez fight
Live coverage for the Karol Rosa vs Ailin Perez main card will start at 06:00 PM EST on ESPN+, TNT Sports Box Office. Refer to the table below to find your local time.
| Region | Date | Main Card Start Time | Karol Rosa vs Ailin Perez Ring Walks (approx.) |
| USA and Canada (EST) | Saturday, Jan. 18, 2025 | 06:00 PM | 07:00 PM |
| USA and Canada (PT) | Saturday, Jan. 18, 2025 | 03:00 PM | 04:00 PM |
| UK and Ireland (GMT) | Saturday, Jan. 18, 2025 | 10:00 PM | 11:00 PM |
| Australia (AEDT) | Sunday, Jan. 19, 2025 | 09:00 AM | 10:00 AM |
How and where to watch the Karol Rosa vs Ailin Perez Fight
You can watch Karol Rosa vs Ailin Perez via ESPN+, TNT Sports Box Office.
| Region | Live-streaming |
| USA | ESPN |
| UK and Ireland | TNT Sports Box Office |
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