Bookmakers made Oscar Duarte a favorite against Kenneth Sims Jr when they square off in their contest on Saturday 2nd August 2025 at Credit Union 1 Arena, Chicago, United States.
He is currently 8/13 (-160) to win the contest outright, while you can get 5/4 (+130) on Kenneth Sims Jr if you fancy the small upset.
That means that oddsmakers think there is 59% chance of Duarte winning while giving Sims Jr a 41% chance.
Duarte opened as the favorite at 8/13 (-160).
Sims Jr opened at 11/8 (+140) which has got wider by 87/-100 (+110).
The fight is scheduled for 12 rounds in the Super Lightweight division, which means both fighters will have to make the weight limit of 140 pounds (9.8 stones or 63.64 kg) on the day of the weigh-in.
Duarte vs Sims Jr Head To Head
Oscar Duarte steps into the ring with a record of 29 wins, 2 losses, and 1 draw, 23 of those wins coming by way of knockout.
Kenneth Sims Jr will make his way to the ring with a record of 22 wins, 2 losses and 1 draw, with 8 of those wins by knockout.
The stats suggest Duarte has a massive power advantage over Sims Jr, boasting a 79% knockout percentage compared to Sims Jr's 36%.
Duarte is currently 9/4 (+230) to get the knockout, while Sims Jr is 15/2 (+750).
Oscar Duarte is the younger man by 2 years, at 29 years old.
Sims Jr has a height advantage of 1 inch over Duarte. Despite this, he has a 2-inch reach advantage.
Both Oscar Duarte and Kenneth Sims Jr fight out of an orthodox stance.
Duarte is the more experienced professional fighter, having had 7 more fights, and made his debut in 2013, 10 months earlier than Sims Jr, whose first professional fight was in 2014. He has fought 20 more professional rounds, totaling 163 compared to Sims Jr's 143.
If you think Sims Jr will win on points, you can get odds of 21/10 (+210), while Duarte is 7/4 (+180) to win on the scorecards.
Oscar Duarte goes into the fight ranked number 5 by the WBA at super lightweight.
Kenneth Sims Jr is currently ranked number 4 by the WBA, and 7 by the IBF in the 140lb division.
Duarte vs Sims Jr betting form
Duarte has beaten 4 of his last 5 opponents, stopping 3 of them, going the distance once.
In his last fight, he defeated Miguel Madueno on February 15, 2025, by knockout in the 7th round at Honda Center, Anaheim, United States. He was a 1/8 (-770) favorite going into the ring.
Prior to that, he had defeated Batyr Akhmedov on November 16, 2024, by unanimous decision in their 10 round contest at The Venue Riyadh Season, Riyadh, Saudi Arabia. He was a 5/6 (-110) favorite going into the ring.
Going into that contest, he had beaten Joseph ‘Jo Jo’ Diaz on April 27, 2024, by knockout in the 9th round at Save Mart Arena, Fresno, United States. He was a 1/5 (-500) favorite going into the ring.
Before that, he had been beaten by Ryan Garcia on December 2, 2023, by knockout in the 8th round at Toyota Center, Houston. He was a 3/1 (+300) underdog going into the ring.
He had won against D Angelo Keyes on May 27, 2023, by technical knockout in the 7th round at Fantasy Springs Resort Casino, Indio. He was a 1/20 (-2000) favorite going into the ring.
Sims Jr has won 5 of his most recent fights, stopping 3 of them, going the distance twice.
In his last fight, he beat Kendo Castaneda on February 15, 2025, by unanimous decision in their 10 round contest at Honda Center, Anaheim, United States. He was a 1/25 (-2500) favorite going into the contest.
Prior to that, he had beaten Jhonatan Romero on August 10, 2024, by technical knockout in the 5th round at Mandalay Bay Hotel & Casino, Mandalay Bay Events Center, Las Vegas.
Going into that contest, he had defeated Batyr Akhmedov on May 13, 2023, by majority decision in their WBA World Super Lightweight eliminator fight at The Cosmopolitan of Las Vegas, Chelsea Ballroom, Las Vegas. He was a 17/20 (-120) favorite going into the contest.
Before that, he had won against Rock Dodler Myrthil on December 17, 2022, by technical knockout in the 5th round at The Cosmopolitan of Las Vegas, Chelsea Ballroom, Las Vegas.
He had defeated Cristian Ruben Mino on August 21, 2022, by technical knockout in the 5th round at Caribe Royale Orlando, Orlando.
Who's been more active?
If you think ring rust and activity is a big factor in this fight, Oscar Duarte has been fighting more than Kenneth Sims Jr.
Oscar Duarte last fought 5 months and 18 days ago, while Kenneth Sims Jr's last outing was 5 months and 18 days ago.
Duarte's last 5 fights have come over a period of 2 years, 2 months and 6 days, which means he has been fighting approximately every 5 months and 8 days. In those fights, he fought a total of 41 rounds, meaning that they have lasted 8.2 rounds on average.
Duarte is currently 9/4 (+230) to finish this fight in the 8th round, or 7/4 (+180) to win on points.
Sims Jr's last 5 fights have come over a period of 2 years, 11 months and 12 days, meaning he has been fighting on average every 7 months and 3 days. In those fights, he fought a total of 37 rounds, meaning that they have lasted 7.4 rounds on average.
Sims Jr is currently 15/2 (+750) to finish this fight in the 7th round, or +210 (+210) to win on points.
What’s the Latest Time I Can Bet on Duarte vs Sims Jr Pre Fight?
The fighters are expected to ringwalk at around 11:00 PM EST / 8:00 PM PST at Credit Union 1 Arena, Chicago, United States, which is around 4:00 AM BST in the UK.
Where Can I Watch Duarte vs Sims Jr for In-Play Betting?
The DAZN show is expected to begin at 8:00 PM EST / 5:00 PM PST. The DAZN Global broadcast of the card is expected to start at 1:00 AM (BST).
