Based on current form and market expectations for the 2026 Australian Open qualifiers, Marcelo Tomas Barrios Vera is marginally favored over Sascha Gueymard Wayenburg, with typical advance prices around 1.65 for Barrios and 2.20 for Gueymard on major books. Barrios brings more top-150 level experience on hard courts, while Gueymard is still transitioning from Challenger events, making the Chilean the safer pick on DexWin - Best Odds on Your Favourite Sports.

The match between Marcelo Tomas Barrios Vera and Sascha Gueymard Wayenburg is scheduled to start at 11:00 PM local time on 12 January 2026 in Melbourne, which corresponds to 12:00 PM UTC on the same calendar day. This timing places it in the late-night session commonly used for outside courts during the early rounds of the Australian Open.

This Australian Open match will be played at Melbourne Park in Melbourne, Australia, the long‑standing home of the tournament since 1988. The complex features three main show courts – Rod Laver Arena with a capacity of about 15,000, John Cain Arena around 10,500, and Margaret Court Arena around 7,500 – plus numerous outside hard courts where most early‑round matches like this one are staged.

From an odds analysis perspective, a straight‑sets win for Marcelo Tomas Barrios Vera offers shorter prices, while a 3‑set match or Gueymard winning at least one set typically pushes the total games line to around 38.5–40.5. Given Barrios’ more consistent results on outdoor hard courts and Gueymard’s relative inexperience at Grand Slam level, a Barrios victory with moderate value on handicap markets appears the most likely outcome.

Marcelo Tomas Barrios Vera and Sascha Gueymard Wayenburg have no recorded official ATP‑level head‑to‑head meetings prior to this 2026 Australian Open clash. Any previous encounters would have been at lower‑tier ITF or Challenger events and are not listed in the main tour statistics, so this match is effectively their first notable showdown on a major stage.