N Vijay Sundar Prashanth defeated Karunuday Singh 6-4 6-4 in the India F10 qualifying round on hard. The result followed the form book — N Vijay Sundar Prashanth came in leading the head-to-head 3–1. N Vijay Sundar Prashanth extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-08-14 | Thailand F6 | R32 | hard | N Vijay Sundar Prashanth | 3-0 |
| 2012-07-16 | India F10 | SF | hard | N Vijay Sundar Prashanth | 6-4 3-6 6-2 |
| 2011-06-06 | India F8 | SF | hard | Karunuday Singh | 4-6 7-5 6-2 |
| 2008-09-08 | India F7 | R32 | hard | N Vijay Sundar Prashanth | 6-3 6-4 |
Averages over each player's completed matches in the selected window (76 vs 12). 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