Bookmakers made Nikita Tszyu a big favorite against Oscar Diaz when they meet in their bout on Wednesday 6th May 2026 at Newcastle Entertainment Centre, Broadmeadow, Australia.
He is currently 2/13 (-670) to win the bout outright, while you can get 4/1 (+400) on Oscar Diaz if you fancy the big upset.
That means that oddsmakers think there is 82% chance of Tszyu winning while giving Diaz a 18% chance.
Tszyu opened as the favorite at 2/13 (-670).
Diaz opened at 4/1 (+400).
The fight is scheduled for 10 rounds in the Super Welterweight division, which means both fighters will have to make the weight limit of 154 pounds (10.78 stones or 70 kg) on the day of the weigh-in.
Tszyu vs Diaz Head To Head
Nikita Tszyu steps into the ring with an undefeated record of 11 wins, zero losses, and 0 draws, 9 of those wins coming by way of knockout.
Oscar Diaz will make his way to the ring with an unblemished record of 16 wins and 0 draws, with 6 of those by knockout.
The stats suggest Tszyu has a massive power advantage over Diaz, boasting a 82% knockout percentage compared to Diaz's 38%.
Nikita Tszyu is the older man by 3 years, at 28 years old.
Nikita Tszyu fights out of the southpaw stance, while Oscar Diaz is an orthodox fighter.
Tszyu is the less experienced professional fighter, having had 5 fewer fights, and made his debut in 2022, 2 years and 5 months later than Diaz, whose first professional fight was in 2019. He has fought 36 fewer professional rounds, totaling 51 compared to Diaz's 87.
Nikita Tszyu goes into the fight ranked number 9 by the WBO, and 6 by the IBF at super welterweight.
Oscar Diaz is currently ranked number 15 by the WBO in the 154lb division.
Tszyu vs Diaz betting form
Tszyu remains undefeated as a professional, stopping 2 of his recent opponents.
In his last fight, his contest against Michael Zerafa on January 16, 2026 ended in a no contest at Brisbane Entertainment Centre, Brisbane, Australia. He was a 3/4 (-140) favorite going into the ring.
Prior to that, he had won against Lulzim Ismaili on August 20, 2025, by in the 1st round at ICC Exhibition Centre, Sydney.
Going into that contest, he had beaten Koen Mazoudier on August 28, 2024, by technical knockout in the 9th round at ICC Sydney Theatre, Sydney. He was a 1/10 (-1000) favorite going into the ring.
Before that, he had defeated Danilo Creati on April 24, 2024, by unanimous decision in their 10 round contest at Hordern Pavilion, Sydney. He was a 1/16 (-1700) favorite going into the ring.
He had won against Dylan Biggs on November 22, 2023, by technical knockout in the 5th round at Newcastle Entertainment Centre, Broadmeadow, Newcastle.
Who's been more active?
Tszyu's last 5 fights have come over a period of 2 years, 5 months and 14 days, which means he has been fighting approximately every 5 months and 28 days. In those fights, he fought a total of 26 rounds, meaning that they have lasted 5.2 rounds on average.
What’s the Latest Time I Can Bet on Tszyu vs Diaz Pre Fight?
The fighters are expected to ringwalk at around 12:00 PM UTC at Newcastle Entertainment Centre, Broadmeadow, Australia, which is 8:00 AM EST or 5:00 AM PST on the West Coast of America, or 1:00 PM BST in the UK.
