Tommaso Compagnucci vs Juan Manuel La SernaSion Quarter-final

Sion · CHALLENGER · Quarter-final
#365ATP
1376ELO
1363Clay ELO
26 yrs · 173 cm · Right-handed
Last 10 · pre-match
LWWLWLWWLW
2 — 1
Sets
Thursday, 20 August 2026 ·
clay
COURT 2 · 1st on
#283ATP
1463ELO
1449Clay ELO
22 yrs · 188 cm · Left-handed
Last 10 · pre-match
LWWWLWLWWW
Compagnucci T.
6-3 6-7 6-4
La Serna J.
Compagnucci T.
66162
La Serna J.
37741

Tommaso Compagnucci defeated Juan Manuel La Serna in the quarterfinals of the Sion tournament on clay, winning 6-3, 6-7, 6-4. Compagnucci served five aces and converted 75% of his break points, while La Serna converted 12%. Compagnucci won three service breaks to La Serna's one.

Key context

Head to head

No previous meetings on record.

Statistics

This season
1st serve in·Even
64%
67%
1st serve points won·Slight edge
67%
62%
2nd serve points won·Even
49%
48%
Service points won·Even
61%
57%
Return points won·Slight edge
41%
46%
Break points saved·Even
62%
59%
Aces / match·Slight edge
2.6
1.8
Double faults / match·Clear edge
2.0
3.1

Averages over each player's completed matches in the selected window (8 vs 27). ATP, WTA & Challenger.

Win Probability

Pre-match · updated 08:50 UTC
Compagnucci T.55%
La Serna J.45%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
5.0
Heavy underdogUmpiry Score
  • Back-to-back day (−0.5)
5.7
Slight disadvantageUmpiry Score
  • Back-to-back day (−0.5)
Form & Matchup
3.9Clay Elo 1363
Surface ELO
6.1+86 Clay Elo edge
3.9Overall Elo 1376
ELO gap
6.1Overall Elo 1463
5.0No prior meetings
H2H
5.0No prior meetings
6.46 of last 10 on clay
Surface form
7.17 of last 10 on clay
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

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.

Freshness

Recent load
Freshness·Clear edge
86
65

Compagnucci T.: 8 days rest · 4 matches (14d) · La Serna J.: 3 days rest · 2 matches, 56 games (7d). Higher means fresher. About

Conditions

Weather
26°CRain
Wind 5 km/hHumidity 48%

Draw