Mathias Hellstrom advanced when Helge Koll retired 6-2 4-6 5-5 in the Sweden Masters 4 round of 16. Mathias Hellstrom extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-02-11 | Great Britain F2 | R16 | carpet | Mathias Hellstrom | 6-7 6-3 6-3 |
Averages over each player's completed matches in the selected window (1 vs 1). 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. Small sample — read as indicative. About