Silva vs Chiasson

Who won Silva vs Chiasson?

Macy Chiasson beat Mayra Bueno Silva by knockout in the 2nd round during the main card of UFC 303, on Saturday 29th June 2024 at T-Mobile Arena in Las Vegas.

The fight was scheduled to take place over 3 rounds in the Women’s Bantamweight division, which meant the weight limit was 135 pounds (9.6 stone or 61.2 KG).

Silva vs Chiasson stats

Mayra Bueno Silva stepped into the octagon with a record of 10 wins, 3 losses and 1 draw, 1 of those wins coming by the way of knock out and 7 by submission.

Macy Chiasson made her way to the cage with a record of 9 wins, 3 losses and 0 draws, 2 of those wins coming by knock out and 3 by submission.

This was Mayra Bueno Silva's 12th fight in the UFC, having made her debut for the promotion in 2018. Macy Chiasson marked her 12th fight for them, having made her own debut for the promotion in 2018.

Mayra Bueno Silva's UFC record stood at 5-5-1, while Macy Chiasson's came in at 8-4-0.

The stats suggested Chiasson had an advantage in power over Silva, with a 22% knock out percentage over Silva's 10%.

If the fight went to the ground, their records suggested Silva had a massive advantage over Chiasson, boasting a 70% submission rate over Chiasson's 33%.

Mayra Bueno Silva was the same age as Macy Chiasson, at 33 years old.

Chiasson had a height advantage of 5 inches over Silva. That also extended to a 5-inch reach advantage.

Silva was the more experienced professional fighter, having had 2 more fights, and made her debut in 2015, 2 years and 7 months earlier than Chiasson, whose first professional fight was in 2017. She had fought 4 more professional rounds, 38 to Chiasson's 34.

Silva vs Chiasson form

Mayra Bueno Silva had beaten 3 of her last 5 opponents.

In her last fight before this contest, she had lost to Macy Chiasson at UFC 303 on 29th June 2024 by knockout in the 2nd round at T-Mobile Arena, Las Vegas, United States.

Previous to that, she had been beaten by Raquel Pennington at UFC 297 on 20th January 2024 by unanimous decision in their UFC Women’s Bantamweight championship fight at Scotiabank Arena, Toronto, Canada.

Going into that contest, she had won against Holly Holm at UFC Fight Night – Holm vs. Bueno Silva on 15th July 2023 by submission in the 2nd round at UFC Apex, Las Vegas, United States.

Before that, she had beaten Lina Lansberg at UFC Fight Night: Andrade vs. Blanchfield on 18th February 2023 by submission in the 2nd round at UFC Apex, Las Vegas.

She had defeated Stephanie Egger at UFC Fight Night: Santos vs. Hill on 6th August 2022 by submission in the 1st round at UFC APEX, Las Vegas.

Chiasson had beaten 3 of her last 5 opponents, stopping 1 of them, going the distance twice.

In her last fight leading up to this contest, she had been defeated by Ketlen Vieira at UFC Fight Night: Blanchfield vs. Barber on 31st May 2025 by unanimous decision in their 3 round contest at UFC Apex, Las Vegas, United States.

Previous to that, she was victorious against Mayra Bueno Silva at UFC 303 on 29th June 2024 by knockout in the 2nd round at T-Mobile Arena, Las Vegas.

Going into that contest, she had won against Pannie Kianzad at UFC Fight Night: Tuivasa vs. Tybura on 16th March 2024 by submission in the 1st round at UFC Apex, Las Vegas.

Before that, she had lost to Irene Aldana at UFC 279 on 10th September 2022 by knockout in the 3rd round at T-Mobile Arena, Las Vegas.

She had beaten Norma Dumont at UFC 274 on 7th May 2022 by split decision in their 3 round contest at Jeunesse Arena, Rio de Janeiro, Brazil.

Activity check

In terms of activity leading into the fight, Mayra Bueno Silva had been fighting more than Macy Chiasson.

Going to this contest, Mayra Bueno Silva had last fought 11 months and 29 days ago, while Macy Chiasson's last outing had been 27 days ago.

Silva's last 5 fights had come over a period of 2 years, 10 months and 21 days, meaning she had been fighting on average every 6 months and 30 days. In those fights, she fought a total of 12 rounds, meaning that they had lasted 2.4 rounds on average.

Chiasson's last 5 fights had come over a period of 3 years, 1 month and 20 days, meaning she had been fighting on average every 7 months and 17 days. In those fights, she fought a total of 12 rounds, meaning that they had lasted 2.4 rounds on average.

What time did Silva vs Chiasson start?

The fighters were expected to walk out at around 2:40 AM UTC , which was 10:40 PM EST or 7:40 PM PST on the West Coast of America, or 3:40 AM BST in the UK.

What were the odds on Silva vs Chiasson?

Mayra Bueno Silva was a 1/1 (+100) underdog going into the contest, while Macy Chiasson made her way into the ring at 4/5 (-130) with oddsmakers.