Yanguas/Stupaczuk should control most exchanges with higher baseline pace, more stable transition play, and superior coverage in long rallies—especially if Stupa dictates from the left with heavy volume. Ruiz/Esbri’s best path is shortening points through Ruiz’s smash patterns and disruptive net positioning, but they’ll be under pressure if they give Stupa time on the volley. In Riyadh’s typically lively, faster conditions, the favorite edge increases: Yanguas/Stupaczuk in two tight sets or a three-set win if Ruiz catches a hot overhead run.