Adam Walton defeated Adrian Mannarino 6-4 6-0 in the Acapulco qualifying round of 16 on hard. The upset overturned the form book — Adrian Mannarino came in ranked #83.
Walton A. took it in straight sets.
Walton A. and Mannarino A. faced 4 of the same opponents in the last 12 months. Walton A. went 1–4 (20%) against them, Mannarino A. 1–3 (25%). Results against comparable opponents are close (1 : 1 better-results split).
Only 4 common opponents — small sample, treat as indicative.
Adam Walton beat Adrian Mannarino 6-4 6-0. Umpiry, "Adam Walton vs Adrian Mannarino — Acapulco Qualifying Round of 16", https://umpiry.com/match/2025-02-22/mannarino-vs-walton-acapulco-q16?utm_source=cite (as of 22 February 2025).