John Sperle defeated Federico Arnaboldi 6-4 6-7 6-2 in the Naples CH qualifying round 1 on clay. The upset overturned the form book — Federico Arnaboldi came in ranked #527, defending last year's quarter-final, but John Sperle had arrived on a 4-match winning run.
No previous meetings on record.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (6 vs 25). ATP, WTA & Challenger.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Sperle J.: 9 days rest · 1 match (14d) · Arnaboldi F.: 2 days rest · 1 match, 26 games (7d). Higher means fresher. About