Juan Martin del Potro defeated Janko Tipsarevic 6-4 6-1 in the Miami Masters round of 32 on hard. The result followed the form book — Juan Martin del Potro came in leading the head-to-head 3–0, defending last year's round of 64. Juan Martin del Potro extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-11-05 | Tour Finals | RR | hard | Juan Martin del Potro | 6-0 6-4 |
| 2011-09-16 | Davis Cup WG SF: SRB vs ARG | RR | hard | Juan Martin del Potro | 7-5 6-3 6-4 |
| 2011-02-21 | Delray Beach | F | hard | Juan Martin del Potro | 6-4 6-4 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About