N Sriram Balaji defeated Vishnu Vardhan 6-3 6-2 in the India F6 semi-final on clay. The upset overturned the form book — Vishnu Vardhan came in leading the head-to-head 6–5, but N Sriram Balaji had been the form player, winning 3 of their last 6 on clay. N Sriram Balaji narrowed the head-to-head to 6–6.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-05 | Uzbekistan F4 | QF | hard | N Sriram Balaji | 6-7(6) 7-6(3) 7-6(4) |
| 2017-02-20 | India F2 | F | hard | N Sriram Balaji | 6-2 7-6(1) |
| 2016-09-12 | India F5 | F | hard | Vishnu Vardhan | 6-4 6-3 |
| 2016-02-01 | Egypt F3 | R32 | hard | Vishnu Vardhan | 6-3 6-3 |
| 2014-02-24 | India F1 | SF | hard | Vishnu Vardhan | 7-5 6-4 |
| 2013-11-18 | India F10 | QF | hard | N Sriram Balaji | 7-5 7-6(6) |
| 2013-11-11 | India F9 | SF | hard | N Sriram Balaji | 5-7 6-3 7-6(4) |
| 2012-06-11 | India F9 | QF | hard | Vishnu Vardhan | 6-0 6-4 |
| 2012-06-04 | India F8 | F | hard | Vishnu Vardhan | 7-6(7) 6-3 |
| 2009-05-18 | Kuwait F1 | R16 | hard | N Sriram Balaji | 6-3 2-1 |
| 2008-11-17 | India F8 | R32 | hard | Vishnu Vardhan | 6-7(4) 6-2 6-1 |
Averages over each player's completed matches in the selected window (71 vs 38). 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