Nitin Kumar Sinha defeated Karan Singh 3-6 6-2 6-0 in the M15 Jakarta 4 round of 32 on hard. The upset overturned the form book — Karan Singh came in ranked #552, leading the head-to-head 3–0. Nitin Kumar Sinha claimed a first win over Karan Singh in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-11-21 | M25 Kalaburagi 1 | R16 | hard | Karan Singh | 6-4 6-3 |
| 2024-05-22 | M25 Addis Ababa 1 | R32 | clay | Karan Singh | 6-3 6-3 |
| 2022-11-15 | M25 Mumbai 1 | R32 | hard | Karan Singh | 6-2 5-7 7-6(3) |
Averages over each player's completed matches in the selected window (18 vs 45). 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