Sion Challenger · Challenger 50 · R1 · Clay · Aug 18, 2026

Kopp d. Wiedenmann

6-4, 6-1 · Sandro Kopp (AUT) · Luca Wiedenmann (GER)

Kopp beat Wiedenmann 6-4, 6-1 in the first round at the Sion Challenger. Kopp won 60 of 100 points (60%). Kopp hit 7 aces to 2 and won 87% of points behind the first serve (26/30) against 55% for Wiedenmann. Kopp converted 4 of 6 break points and saved 0 of 0 faced; Wiedenmann converted 0 of 0. The match was played on clay in Switzerland.

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