Reilly Opelka vs. Ethan Quinn prediction, odds, picks for ATP Barcelona Open 2026

Reilly Opelka will take on Ethan Quinn in the round of 32 at the ATP Barcelona event on Monday.
Based on updated simulations, Dimers’ proven tennis model projects Ethan Quinn as the most likely winner of the Opelka vs. Quinn match.
This article offers a closer look at Monday’s match, including best bets and picks.
Opelka vs. Quinn prediction: Who will win and advance to the round of 16?
Using powerful machine learning and data, we have simulated the result of Monday’s Opelka-Quinn men’s singles match, forming part of our tennis predictions coverage.
Our leading predictive model currently gives Quinn a 63% chance of beating Opelka at the ATP Barcelona Open tournament.
Additionally, Quinn has a 58% chance of winning the first set. The simulations also show that the bookmakers have got it right with the +2.5 games spread, with each player projected to have a 50-50 chance of covering, while the under 25.5 games has a 60% chance of hitting, according to our model.
Reilly Opelka vs. Ethan Quinn odds
We have researched the most up-to-date betting odds in America for this match, which are listed here:
Bet Type
Opelka
Quinn
Moneyline
+176
-200
First Set
+137
-175
Game Spread
+2.5 (-116)
-2.5 (-116)
Total Games
o25.5 (-115)
u25.5 (-125)
All odds are correct at the time of publication and are subject to change.
Opelka vs. Quinn 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:




