Marcelo Arevalo defeated Cesar Ramirez 6-3 6-3 in the Mexico F15 qualifying round on hard. The upset overturned the form book — Cesar Ramirez came in leading the head-to-head 2–1, but Marcelo Arevalo had been the form player, winning 3 of their last 5 on hard. Marcelo Arevalo narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-08-27 | Ecuador F3 | QF | clay | Marcelo Arevalo | 6-3 |
| 2012-04-16 | Mexico F3 | R32 | hard | Cesar Ramirez | 7-5 6-4 |
| 2012-02-10 | Davis Cup G2 R1: MEX vs ESA | RR | clay | Cesar Ramirez | 6-1 6-3 6-4 |
Averages over each player's completed matches in the selected window (200 vs 25). 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