Bookmakers made Kenneth Sims Jr a favorite against Arnold Barboza Jr when they meet in their bout on Saturday 14th March 2026 at Honda Center, Anaheim, United States.
He is currently 3/5 (-170) to win the bout outright, while you can get 5/4 (+130) on Arnold Barboza Jr if you fancy the small upset.
That means that oddsmakers think there is 59% chance of Sims Jr winning while giving Barboza Jr a 41% chance.
Sims Jr opened as the favorite at 333/500 (-150) however, that price has now got wider by -93/100 (+110).
Barboza Jr opened at 11/8 (+140) which has got wider by 87/-100 (+110).
The fight is scheduled for 10 rounds in the Welterweight division, which means both fighters will have to make the weight limit of 147 pounds (10.29 stones or 66.82 kg) on the day of the weigh-in.
Barboza Jr vs Sims Jr Head To Head
Arnold Barboza Jr steps into the ring with a record of 32 wins, 1 loss, and 0 draws, 11 of those wins coming by way of knockout.
Kenneth Sims Jr will make his way to the ring with a record of 22 wins, 3 losses and 1 draw, with 8 of those wins by knockout.
The stats suggest Sims Jr has a slight advantage in power over Barboza Jr, with a 36% knockout percentage compared to Barboza Jr's 34%.
Barboza Jr is currently 7/1 (+700) to get the knockout, while Sims Jr is 11/2 (+550).
Arnold Barboza Jr is the older man by 2 years, at 34 years old.
Sims Jr has a height advantage of 1 inch over Barboza Jr. Despite this, he has a 3-inch reach advantage.
Both Arnold Barboza Jr and Kenneth Sims Jr fight out of an orthodox stance.
Barboza Jr is the more experienced professional fighter, having had 7 more fights, and made his debut in 2013, 8 months earlier than Sims Jr, whose first professional fight was in 2014. He has fought 67 more professional rounds, totaling 222 compared to Sims Jr's 155.
If you think Sims Jr will win on points, you can get odds of 1/1 (+100), while Barboza Jr is 2/1 (+200) to win on the scorecards.
Arnold Barboza Jr goes into the fight ranked number 9 by the WBC at welterweight.
Kenneth Sims Jr is currently ranked number 12 by the IBF in the 147lb division.
Barboza Jr vs Sims Jr betting form
Barboza Jr has beaten 4 of his last 5 opponents, stopping 1 of them, going the distance 3 times.
In his last fight, he lost to Teofimo Lopez on May 2, 2025, by unanimous decision in their WBO World Junior Welterweight championship fight at Times Square, New York, United States. He was a 21/10 (+230) underdog going into the ring.
Prior to that, he had won against Jack Catterall on February 15, 2025, by split decision in their WBO Interim World Junior Welterweight championship fight at Co-op Live Arena, Manchester, United Kingdom. He was a 15/8 (+190) underdog going into the ring.
Going into that contest, he had beaten Jose Carlos Ramirez on November 16, 2024, by unanimous decision in their 10 round contest at The Venue Riyadh Season, Riyadh, Saudi Arabia. He was a 5/4 (+130) underdog going into the ring.
Before that, he had defeated Sean McComb on April 20, 2024, by split decision in their 10 round contest at Barclays Center, New York, United States. He was a 1/12 (-1200) favorite going into the ring.
He had won against Xolisani Ndongeni on January 6, 2024, by technical knockout in the 8th round at Virgin Hotels Las Vegas, Las Vegas. He was a 1/25 (-2500) favorite going into the ring.
Sims Jr has beaten 4 of his last 5 opponents, stopping 2 of them, going the distance twice.
In his last fight, he lost to Oscar Duarte on August 2, 2025, by majority decision in their 12 round contest at Credit Union 1 Arena, Chicago, United States. He was a 5/4 (+130) underdog going into the contest.
Prior to that, he had defeated Kendo Castaneda on February 15, 2025, by unanimous decision in their 10 round contest at Honda Center, Anaheim. He was a 1/25 (-2500) favorite going into the contest.
Going into that contest, 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.
Before that, he had won against 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.
He had beaten Rock Dodler Myrthil on December 17, 2022, by technical knockout in the 5th round at The Cosmopolitan of Las Vegas, Chelsea Ballroom, Las Vegas.
Who's been more active?
If you think ring rust and activity is a big factor in this fight, Arnold Barboza Jr has been fighting more than Kenneth Sims Jr.
Arnold Barboza Jr last fought 10 months and 12 days ago, while Kenneth Sims Jr's last outing was 7 months and 12 days ago.
Barboza Jr's last 5 fights have come over a period of 2 years, 2 months and 8 days, which means he has been fighting approximately every 5 months and 8 days. In those fights, he fought a total of 52 rounds, meaning that they have lasted 10.4 rounds on average.
Barboza Jr is currently 7/1 (+700) to finish this fight in the 10th round, or 2/1 (+200) to win on points.
Sims Jr's last 5 fights have come over a period of 3 years, 2 months and 25 days, meaning he has been fighting on average every 7 months and 24 days. In those fights, he fought a total of 44 rounds, meaning that they have lasted 8.8 rounds on average.
Sims Jr is currently 11/2 (+550) to finish this fight in the 8th round, or +100 (+100) to win on points.
What’s the Latest Time I Can Bet on Barboza Jr vs Sims Jr Pre Fight?
The fighters are expected to ringwalk at around 11:30 PM EST / 8:30 PM PST at Honda Center, Anaheim, United States, which is around 3:30 AM GMT in the UK.
Where Can I Watch Barboza Jr vs Sims Jr for In-Play Betting?
The DAZN show is expected to begin at 7:00 PM EST / 4:00 PM PST. The DAZN Global broadcast of the card is expected to start at 12:00 AM (GTM).
