Coello/Tapia arrive as the benchmark duo: superior first-strike power, heavier serve/return patterns, and more ways to end points quickly in Riyadh’s typically fast, dry conditions. Chingotto/Galán are the best counter-profile—elite defense-to-attack transitions and matchup-specific targeting—but they must win the middle phases to avoid getting rushed. Prediction: Coello/Tapia in 2 tight sets or 3, decided by who controls the left-side diagonal tempo.