Kevin Anderson defeated Denis Istomin 6-4 6-3 in the Sydney quarter-final on hard. The upset overturned the form book — Denis Istomin came in defending last year's semi-final, but Kevin Anderson had been the form player, winning 1 of their last 5 on hard. Kevin Anderson extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-06-27 | Wimbledon | R128 | grass | Denis Istomin | 4-6 6-7(13) 6-4 7-6(2) 6-3 |
| 2013-07-22 | Atlanta | QF | hard | Kevin Anderson | 6-3 3-6 6-3 |
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