From the main card to the prelims, 551bet covers every UFC, Bellator, ONE Championship, and top Brazilian MMA organization event with over 50 markets per fight — including live betting with odds updated round by round.
Full card with pre-event odds and live markets — available before and throughout each fight.
At 551bet, you go way beyond just picking a winner. Every fight opens up a whole universe of betting possibilities.
The most straightforward market: you pick who wins the matchup. Simple, with odds that reflect each fighter's true level.
Bet on how the fight ends: technical knockout (TKO), knockout (KO), submission, or judges' decision.
If you think the fight ends in round 1, this market pays out big. The more specific your pick, the higher the odds.
Odds updated in real time throughout the fight. When a round shifts the momentum, the odds shift with it — and you can capitalize on every moment.
Bet on whether the fight will last more or fewer than X rounds. Works for both 3-round and 5-round main card bouts.
Build your parlay with fights from multiple bouts on the same card and multiply your winnings. The more selections you add, the higher the potential return.
Brazil is one of the world's great MMA powerhouses. Follow the top Brazilian fighters and bet on their bouts at 551bet.
Reigning UFC light heavyweight champion. An explosive striker with spectacular knockouts and a three-time world kickboxing champion before transitioning to MMA.
Former UFC lightweight champion and all-time record holder for submissions in the organization. An elite jiu-jitsu specialist.
The greatest fighter in UFC history, a simultaneous two-division champion. A living legend of mixed martial arts.
One of the most technical fighters in the lightweight division. Refined jiu-jitsu combined with precise striking and a sharp fight IQ.
Simple from start to finish — from sign-up to withdrawing your winnings via Pix.
Online registration in under 3 minutes. No red tape, no fees, no hassle.
Pix, bank slip, credit or debit card, Mercado Pago, or PicPay. Funds available instantly.
Choose the event, fight, and market that best fits your analysis. Real-time odds.
Set your amount, confirm the bet slip, and follow along live. Won? Withdraw via Pix in minutes.
See why serious MMA bettors choose 551bet for the big events.
| Criterion | 551bet | Competitors |
|---|---|---|
| Markets per fight | +50 markets | 10–20 markets |
| Live betting (in-play) | Round by round | Limited or none |
| Event coverage | UFC, Bellator, ONE, PFL | UFC main card only |
| Withdraw after win | Pix in 3 min | 1–5 business days |
| Average odds (main event) | 98% return | 88–92% return |
| Minimum bet | R$ 10.00 | R$ 25.00–R$ 50.00 |
| VIP special odds | Major events | Not available |
Brazil has a storied relationship with mixed martial arts. From the vale-tudo era, through the Gracie family legacy, to modern champions like Alex Poatan, Charles Oliveira, and Amanda Nunes, Brazilians have always been at the forefront of MMA worldwide. It's no coincidence that the UFC has sold out Ginásio do Ibirapuera, Maracanãzinho, and so many other iconic Brazilian venues — this passion is real and runs deep. And where there's passion, there's smart betting. A 551bet understands that better than anyone.
The 551bet MMA platform was built to serve everyone — from the casual fan looking to place a quick bet on Poatan before the main card, to the seasoned bettor who digs into striking accuracy stats, finish rates, early-round performance, and five-round fight history before building a detailed multi-market combo. That versatility is one of its biggest strengths: there's no single right way to bet on MMA at 551bet.
The event coverage is comprehensive. UFC is, of course, the headline organization, and 551bet offers markets for every event — from weekly Fight Nights to numbered cards like UFC 300, 301, and 305. But the platform goes further: Bellator MMA, ONE Championship, PFL (Professional Fighters League), and even major kickboxing and Muay Thai events all have a place in the catalog. For Brazilian fans following Patricky Freire in Bellator or Brazilian fighters in ONE, that's a massive advantage.
One of the things that impresses bettors most when they switch to 551bet is the depth of the markets. Rather than offering just "who wins," the platform provides over 50 markets per fight on main card events. You can bet on the method of victory (KO, TKO, submission, unanimous decision, split decision), the specific round the fight ends in, over/under on total rounds, whether the fight goes to a decision or not, the judges' scorecards, who lands the first significant strike, and much more. Every fight becomes a multidimensional betting experience.
Live MMA betting is another area where 551bet truly sets itself apart from the competition. The in-play market updates round by round, meaning odds shift in real time based on each fighter's performance inside the octagon. If you're watching the fight and notice one athlete taking control in the clinch and likely moving toward a grappling sequence, you can adjust your bets on the fly — taking advantage of odds that haven't fully caught up with that trend yet. Turning that live fight-reading ability into a bet is exactly what makes in-play so thrilling.
For Brazilian bettors who wager on their phones — now the majority of 551bet users — the mobile MMA experience has been carefully crafted. The interface displays the full card in a clean, organized layout, with details on each bout, fighter history, key stats, and odds all in one place. You can place a bet in under 30 seconds from the moment you make up your mind. Push notifications alert you when odds shift significantly or when a fight on your bet slip is about to start.
The payment process at 551bet is designed to remove every barrier between you and your winnings. After a win, you can request a withdrawal via Pix and the funds hit your Nubank, Itaú, Bradesco, Banco do Brasil, or any other Pix-enabled bank account within minutes. Withdrawals via TED bank transfer, Mercado Pago, and PicPay are also available. No unreasonable limits on your first withdrawal, no verification that drags on for days — 551bet handles your money with the seriousness you deserve.
The 551bet VIP Program has a special relationship with major MMA events. Before each numbered UFC event, Gold and Diamond members receive exclusive odds available only through their account manager — odds that never appear on the main site. For bettors who place sizeable wagers, that privileged access can make a real difference to overall returns across a full year of events.
Finally, it's worth talking about the right way to bet on MMA responsibly. Unlike some other sports, fights carry a high degree of unpredictability — knockouts happen even when the favorite is dominating, and submissions can come out of nowhere in the final seconds of round three. That's what makes MMA exciting to watch and bet on, but it also means you need to set a clear limit on your bets and never risk more than you can afford to lose. 551bet provides deposit limit tools, self-exclusion options, and a detailed betting history precisely so you always stay in control.
Hear from bettors who've placed wagers on 551bet's biggest events.
"I bet on Poatan to win by knockout before UFC 300 at 2.80 odds on 551bet. It paid off — I withdrew R$ 5,600.00 via Pix and the money was in my Itaú account in under 5 minutes. A genuinely trustworthy platform."
"What won me over was the sheer number of markets available per fight. Other sites only had result and method. Here I can bet on specific round, fight duration, judges' scorecards... It's a whole different level. I'll never go back to those old platforms."
"I followed Charles Oliveira's fight live and kept adjusting my in-play bets as each round unfolded. When he started imposing his jiu-jitsu in the second round, the submission odds went up and I jumped in at exactly the right moment. It's pure adrenaline from start to finish."
551bet handles all your personal data with the highest level of security, in full compliance with Brazil's General Data Protection Law (LGPD – Law No. 13.709/2018). Your MMA and UFC betting history is stored with encryption and is never shared with third parties without your express consent.
You can access, correct, or request deletion of your data at any time. For more details, please see our Privacy Policy and the Terms and Conditions. By betting at 551bet, you confirm you are 18 years of age or older.
Everything you need to know before placing your first fight bet.
Create your free account at 551bet, deposit from R$ 10.00 via Pix, and pick your favorite fighter for the next UFC or Bellator event — with the best odds in Brazil.
Gamble responsibly. For players 18 and over only. See the Terms and Conditions.
MMA is unpredictable by nature — knockouts and submissions can happen at any moment, against any fighter. Never bet more than you're prepared to lose. Set a budget per event and stick to it. 551bet offers self-exclusion tools, deposit limits, and account cool-off options for anyone who needs a break.
Learn more about Responsible Gambling →