Bookmakers made Otto Wallin a favorite against Vladyslav Sirenko when they face off in their fight on Sunday 26th July 2026 at Madison Square Garden Theater, New York, United States.
He is currently 4/9 (-230) to win the fight outright, while you can get 13/8 (+160) on Vladyslav Sirenko if you fancy the small upset.
That means that oddsmakers think there is 65% chance of Wallin winning while giving Sirenko a 35% chance.
Wallin opened as the favorite at 4/9 (-230).
Sirenko opened at 13/8 (+160).
The fight is scheduled for 10 rounds in the Heavyweight division, which means both fighters don't have to make any weight limit.
Wallin vs Sirenko Head To Head
Otto Wallin steps into the ring with a record of 28 wins, 3 losses, and 0 draws, 16 of those wins coming by way of knockout.
Vladyslav Sirenko will make his way to the ring with a record of 22 wins, 1 loss and 0 draws, with 19 of those wins by knockout.
The stats suggest Sirenko has a large advantage in power over Wallin, boasting a 86% knockout percentage compared to Wallin's 57%.
Otto Wallin is the younger man by 1 year, at 35 years old.
Wallin has a height advantage of 2 inches over Sirenko.
Otto Wallin fights out of the southpaw stance, while Vladyslav Sirenko is an orthodox fighter.
Wallin is the more experienced professional fighter, having had 8 more fights, and made his debut in 2013, 3 years and 11 months earlier than Sirenko, whose first professional fight was in 2017. He has fought 97 more professional rounds, totaling 177 compared to Sirenko's 80.
Otto Wallin goes into the fight ranked number 15 by the WBC at heavyweight.
Wallin vs Sirenko betting form
Wallin has beaten 3 of his last 5 opponents, stopping 2 of them, going the distance once.
In his last fight, he defeated Chris Thomas on November 7, 2025, by knockout in the 2nd round at Tropicana Hotel & Casino, Atlantic City, United States.
Prior to that, he had been beaten by Derek Chisora on February 8, 2025, by unanimous decision in their IBF World Heavyweight eliminator fight at Co-op Live Arena, Manchester, United Kingdom. He was a 8/15 (-190) favorite going into the fight.
Going into that contest, he had defeated Onoriode Ehwarieme on July 26, 2024, by knockout in the 1st round at Tropicana Hotel & Casino, Atlantic City, United States. He was a 1/30 (-3000) favorite going into the fight.
Before that, he had lost to Anthony Joshua on December 23, 2023, by retirement in the 5th round at Kingdom Arena, Riyadh, Saudi Arabia. He was a 3/1 (+300) underdog going into the fight.
He had beaten Murat Gassiev on September 30, 2023, by split decision in their 12 round contest at Regnum Carya Hotel, Antalya, Turkiye. He was a 5/2 (+250) underdog going into the fight.
Who's been more active?
Wallin's last 5 fights have come over a period of 2 years, 9 months and 26 days, which means he has been fighting approximately every 6 months and 25 days. In those fights, he fought a total of 32 rounds, meaning that they have lasted 6.4 rounds on average.
What’s the Latest Time I Can Bet on Wallin vs Sirenko Pre Fight?
The fighters are expected to ringwalk at around 8:00 PM EST / 5:00 PM PST at Madison Square Garden Theater, New York, United States, which is around 1:00 AM BST in the UK.
Where Can I Watch Wallin vs Sirenko for In-Play Betting?
Wallin vs Sirenko will be broadcast on Paramount+ in the US, while the fight will be broadcast in the United Kingdom by Sky Sports Main Event.
