Jannik Sinner defeated James Duckworth 7-6 6-4 in the Sofia quarter-final on hard. The result followed the form book — Jannik Sinner came in ranked #1, defending the title. Jannik Sinner moved ahead in the head-to-head, 2–1.
Sinner J. took it in straight sets.
Sinner J. and Duckworth J. faced 3 of the same opponents in the last 12 months. Sinner J. went 3–0 (100%) against them, Duckworth J. 1–2 (33%). Sinner J. came out better against 2 of 3 comparable opponents, Duckworth J. against 0.
Only 3 common opponents — small sample, treat as indicative.
Jannik Sinner beat James Duckworth 7-6 6-4. Umpiry, "Jannik Sinner vs James Duckworth — Sofia Quarter-final", https://umpiry.com/match/2021-09-27/duckworth-vs-sinner-sofia-qf?utm_source=cite (as of 27 September 2021).