Thursday's Guayaquil round of 16 pits Hugo Dellien against Rodrigo Pacheco Mendez on clay. Hugo Dellien is 8-2 across recent matches. Rodrigo Pacheco Mendez comes in at 4 wins from the last ten.

Hugo Dellien is clearly higher-rated on clay — our number puts Dellien around 64%. The edge belongs to Dellien — real, but not the kind you take for granted at this level.