Charles Costa defeated Eduardo Dischinger 7-6 6-4 in the Brazil F29 round of 32 on clay. The upset overturned the form book — Eduardo Dischinger came in leading the head-to-head 2–1, but Charles Costa had been the form player, winning 5 of their last 10 on clay. Charles Costa narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-11-26 | Brazil F35 | R32 | hard | Charles Costa | 6-4 6-3 |
| 2012-10-29 | Brazil F32 | R16 | clay | Eduardo Dischinger | 6-3 7-5 |
| 2012-10-01 | Brazil F28 | R16 | clay | Eduardo Dischinger | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.