Guillermo Rivera Aranguiz defeated Matias Sborowitz 6-1 7-5 in the Chile F12 round of 32 on clay. The result followed the form book — Guillermo Rivera Aranguiz came in leading the head-to-head 2–1. Guillermo Rivera Aranguiz extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-12-09 | Chile F11 | R32 | clay | Guillermo Rivera Aranguiz | 6-0 6-2 |
| 2011-11-21 | Chile F14 | R16 | clay | Matias Sborowitz | 4-6 7-5 6-3 |
| 2011-11-14 | Chile F13 | SF | clay | Guillermo Rivera Aranguiz | 6-4 6-3 |
Averages over each player's completed matches in the selected window (17 vs 4). 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