Dolphins vs. Sydney Roosters prediction: Dolphins favored to win Friday's NRL Round 15 matchup [6/12/2026]

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Written by Damien Souness

Get Dolphins vs Sydney Roosters predictions for NRL Friday.

Dolphins-Roosters Predictions and Game Preview.
Dolphins vs. Roosters NRL prediction for Friday, June 12, 2026.

Dolphins and Sydney Roosters are scheduled to meet in the National Rugby League (NRL) at Suncorp Stadium on Friday, starting at 6:00 AM ET.

Based on updated simulations, Dimers' proven NRL model projects the Dolphins as the most likely winner of the Roosters vs. Dolphins game.

This article offers a closer look at Friday's matchup, including best bets and picks.

Dolphins vs. Roosters prediction: Who will win Round 15 game?

Using powerful machine learning and data analysis, we have simulated the outcome of Friday's NRL matchup between the Roosters and Dolphins, forming part of our NRL predictions coverage.

Our famous predictive model gives the Dolphins a 75.6% chance of defeating the Roosters.

According to our model, the Dolphins (-9.5) have a 54.2% chance of covering the spread, while the over/under total of 50.5 points has a 57.2% chance of staying under,.

 

Roosters vs. Dolphins odds

We have sourced the best NRL odds in America for this game, which are listed here:

Bet Type Roosters Dolphins
H2H (Moneyline) +220 -294
Line (Spread) +9.5 (-115) -9.5 (-115)
Total o50.5 (-112) u50.5 (-114)

All odds are correct at the time of publication and are subject to change.

Roosters vs. Dolphins picks and best bet

After matching our predictions against the best available odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:

Bet Type Pick Bet Now
Spread Dolphins -9.5 bet_rivers_in-115
Moneyline Dolphins bet_rivers_in-294
Total Under 50.5 -114

According to our NRL best bets, the top play to make on this game is Under 50.5 total points.

These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.

 

Dolphins vs. Roosters game-day updates and essential details

Friday's Australian rugby league action between the Dolphins and Roosters at Suncorp Stadium is scheduled to begin at 6:00 AM ET.

  • Who: Sydney Roosters vs. Dolphins
  • Date: Friday, June 12, 2026
  • Time: 6:00 AM ET/3:00AM PT
  • Venue: Suncorp Stadium

The NRL is available to bet on in the US through all major sportsbooks, with there even being games played in Vegas each season as of 2024.

Conclusion

We predict the Dolphins, with a 75.6% win probability, will likely beat the Roosters in Friday's NRL matchup.

Additional tools and information for betting safely can be found in our Responsible Gambling hub.

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Written by
Damien Souness
Chief Experience Officer

Damien Souness is Chief Experience Officer at Cipher Sports Technology Group, helping lead sports media brands such as Dimers. He specializes in creating trustworthy and data-driven content for sports fans, with experience working for globally recognized sports and media organizations.

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