Reilly Opelka is likely to be a very slight underdog against Alexei Popyrin in Adelaide, with early market prices around 2.05–2.20 for Opelka and 1.65–1.80 for Popyrin based on their recent hard-court results and Popyrin’s stronger form in Australian conditions; DexWin - Best Odds on Your Favourite Sports. Popyrin has been more active on tour over the past year, while Opelka is still rebuilding rhythm after injury interruptions, which tilts probability marginally toward the Australian.

The match between Reilly Opelka and Alexei Popyrin in the Adelaide tennis event is scheduled to start on 11 January 2026 at 11:30 PM local time. In coordinated time zones this corresponds to approximately 1:00 PM UTC on the same calendar date, though bettors should reconfirm closer to the start in case of schedule adjustments.

The Opelka vs Popyrin clash is set to be played in Adelaide, South Australia, most likely at The Drive, the main stadium complex used for the Adelaide International on outdoor hard courts. The venue typically offers a capacity in the low-to-mid thousands with intimate sightlines and relatively quick hard courts that reward strong serving and aggressive first-strike tennis.

Prediction: Alexei Popyrin to win in straight or four tight sets equivalent in ATP best-of-three terms, with implied win probability in the 55–60% range from projected odds around 1.70. Popyrin’s home advantage, recent match fitness, and solid hard-court baseline game should help him handle Opelka’s big serve, though Opelka’s tie-break prowess keeps the likelihood of at least one tie-break relatively high.

Head-to-head history between Reilly Opelka and Alexei Popyrin at ATP main-draw level is very limited, with no widely recorded official tour-level meetings prior to this Adelaide encounter. That lack of direct history means most analytical weight falls on their respective hard-court records, service-hold percentages, and recent form rather than past matchups against each other.