Ethan Quinn vs. Holger Rune prediction, odds, picks for ATP Japan Open 2025

Ethan Quinn will square off with Holger Rune in the round of 16 at the ATP Tokyo event on Saturday.

Based on the latest simulation results, Dimers' proven tennis model predicts Holger Rune as the most likely winner of the match.

For expanded analysis of Saturday's match, including best bets and picks, visit our interactive Quinn vs. Rune predictions page.

Quinn vs. Rune prediction: Who will win and advance to the quarterfinals?

Using powerful machine learning and data, we have simulated the result of Saturday's Quinn-Rune men's singles match 10,000 times as part of our tennis predictions coverage.

Our famous predictive model currently gives Rune a 68% chance of beating Quinn at the ATP Japan Open tournament.

For more insights into the growing popularity of betting on the sport, check out our comprehensive analysis of tennis' rise in the U.S. sports betting market.

Ethan Quinn vs. Holger Rune odds

We have researched the most up-to-date betting odds in America for this match, which are listed here:

Bet Type	Quinn	Rune
Moneyline	+220	-278
Game Spread	-3.5 (-102)	+3.5 (-132)
Total Games	o23.5 (-110)	u23.5 (-135)

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

Make the most of your sports betting experience by exploring our comprehensive list of US betting apps, and the latest sportsbooks in 2025, ensuring you never miss a top new-user deal.

Quinn vs. Rune picks and best bets

Our model's biggest edge in today's Quinn vs. Rune match is on the moneyline.

Our expert predictions, matched against the current odds, reveal the best tennis picks and tennis best bets for every tournament throughout the year.

Unlimited access to our complete set of picks, including this one, is available via Dimers Pro.

Quinn vs. Rune updates and essential details

The ATP Japan Open match between Ethan Quinn and Holger Rune is scheduled to start on Saturday at 3:00AM ET.

• Who: Ethan Quinn vs. Holger Rune
• Date: Saturday, September 27, 2025
• Approx. Time: 3:00AM ET/12:00AM PT
• Tournament: ATP Tokyo, Japan Men's Singles 2025
• Round: Round of 16

All dates and times in this article are United States Eastern Time unless otherwise noted.

Dimers' in-depth preview of Saturday's Quinn vs. Rune match includes our prediction, picks and the latest betting odds.

Before making any Ethan Quinn vs. Holger Rune picks, be sure to check out the latest tennis predictions and betting advice from Dimers Pro.

Key tennis betting guides and insights

• Learn how to bet on tennis and understand how tennis odds work
• Explore where sports odds come from and how they’re applied to tennis matches
• Stay informed with guides on where online sports betting is currently legal and which states could legalize next
• Improve your chances with proven sports betting strategies that apply to tennis and more

Conclusion

We predict Holger Rune, with a 68% win probability, will likely beat Ethan Quinn at the ATP Japan Open tournament.

AI and automation have enhanced this article to quickly deliver accurate Quinn vs. Rune insights, with human oversight ensuring high editorial quality. Our predictions are drawn from the latest data to help you make informed decisions. For additional resources and advice on responsible gambling, please call 1-800-GAMBLER.

Note: Clicking links to our partners may earn us a referral fee. Learn about how we review products and services.

More on Tennis

Stay informed with the latest tennis news and parlay picks throughout the year. Plus, Dimers' ATP and WTA world rankings showcase our in-house approach to accurately ranking every men's and women's player in the world.