Michel Kratochvil defeated Yves Allegro 6-2 6-4 in the Switzerland 1 Masters 1 round of 32 on clay. The upset overturned the form book — Yves Allegro came in leading the head-to-head 2–1. Michel Kratochvil narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-17 | Switzerland 2 Masters 2 | SF | carpet | Yves Allegro | 5-7 7-6 6-3 |
| 1998-10-17 | Switzerland 2 Masters 4 | R32 | carpet | Yves Allegro | 6-2 4-6 6-1 |
| 1996-08-24 | Switzerland 1 Masters 2 | R32 | clay | Michel Kratochvil | 6-3 6-2 |
Averages over each player's completed matches in the selected window (158 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