South Sydney Rabbitohs vs. Sydney Roosters prediction: Rabbitohs favored to win Friday's NRL Round 27 matchup [9/4/2026]

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Written by Damien Souness

Dimers' simulation model projects a 73.1% win probability for the Rabbitohs at Allianz Stadium.

The South Sydney Rabbitohs take on the Sydney Roosters in NRL action.
South Sydney Rabbitohs vs. Sydney Roosters NRL prediction for Friday, September 4, 2026.

The South Sydney Rabbitohs will face the Sydney Roosters in National Rugby League (NRL) action at Allianz Stadium on Friday, commencing at 6:00 AM ET.

Dimers' proven NRL model projects the Rabbitohs as the most likely winner in this Roosters vs. Rabbitohs prediction.

This article offers an expanded analysis of Friday's matchup, including best bets and picks.

Rabbitohs vs. Roosters prediction and odds

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

Our famous predictive model gives the Rabbitohs a 73.1% chance of defeating the Roosters.

According to our model, the Roosters (+21.5) have a 68.0% chance of covering the spread, while the 55.5-point over/under has a 60.8% chance of staying under.

 

Latest betting odds

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

  • Moneyline: Roosters +600, Rabbitohs -1111
  • Total: Over/Under 55.5 (-114/-112)

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

Model picks and best bet

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

  • Spread: Roosters +21.5 @ -110 via DraftKings
  • Moneyline: Roosters @ +600 via BetRivers
  • Total: Under 55.5 @ -112 via BetRivers

According to our NRL best bets, the top play to make on this game is Roosters +21.5 at the spread.

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

Game info & kickoff details

Friday's Australian rugby league game between the Rabbitohs and Roosters at Allianz Stadium is scheduled to begin at 6:00 AM ET.

  • Who: Sydney Roosters vs. South Sydney Rabbitohs
  • Date: Friday, September 4, 2026
  • Time: 6:00 AM ET/3:00AM PT
  • Venue: Allianz 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 Rabbitohs, with a 73.1% 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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