Guillermo Rivera Aranguiz defeated Federico Coria 6-2 6-0 in the Chile F4 round of 16 on clay. The upset overturned the form book — Federico Coria came in leading the head-to-head 2–1. Guillermo Rivera Aranguiz narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-10-24 | Argentina F11 | R32 | clay | Federico Coria | 6-2 6-1 |
| 2013-11-18 | Chile F8 | R32 | clay | Federico Coria | 7-5 6-1 |
| 2011-11-14 | Chile F13 | R16 | clay | Guillermo Rivera Aranguiz | 6-2 6-3 |
Averages over each player's completed matches in the selected window (35 vs 199). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About