Vilius Gaubas vs Facundo Diaz AcostaBraunschweig Round of 16

Braunschweig · CHALLENGER · Round of 16
#129ATP
1581ELO
1535Clay ELO
$275kYTD
$759kCAREER
21 yrs · 178 cm · Right-handed
Last 10
WLWWWLLLLL
Sets
Thursday, 9 July 2026 ·
clay
#120ATP
1681ELO
1668Clay ELO
$264kYTD
$1.7MCAREER
25 yrs · 183 cm · Left-handed
Last 10
WWWWWWLLWW
Gaubas V.
vs
Diaz Acosta F.

Vilius Gaubas faces Facundo Diaz Acosta in the Braunschweig round of 16 on clay. Facundo Diaz Acosta holds the paper edge — ranked #120, a roughly 130-point clay Elo advantage.

Win Probability

Pre-match · updated 19:21 UTC
Gaubas V.23%
Diaz Acosta F.77%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Clear favourite · Diaz Acosta F. clearly ahead, but no certainty

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

Key context

Umpiry Score

Pre-match
5.7
Slight disadvantageUmpiry Score
7.7
Dominant favouriteUmpiry Score
Form & Matchup
3.3Clay Elo 1535
Surface ELO
6.7+134 Clay Elo edge
3.8Overall Elo 1581
ELO gap
6.2Overall Elo 1680
5.0No prior meetings
H2H
5.0No prior meetings
3.74 of last 10 on clay
Surface form
9.29 of last 10 on clay
Win streak
9.06-match win streak
Fatigue & Travel
0.03 three-setters in 14 days
3-set count
0.03 three-setters in 14 days
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.

Form trajectory

Direction of recent form — results vs Elo expectation blended with serve/return vs each player's baseline, over the last few months. About

31 vs 32 matches

Statistics

This season
1st serve in·Even
66%
63%
1st serve points won·Even
66%
67%
2nd serve points won·Even
50%
52%
Service points won·Even
60%
61%
Return points won·Slight edge
38%
44%
Break points saved·Even
65%
62%
Aces / match·Even
3.3
2.8
Double faults / match·Even
2.6
2.6

Averages over each player's completed matches in the selected window (31 vs 32). ATP, WTA & Challenger.

Serve vs return

This season
Gaubas V.serving57% hold

wins 53% of points on serve vs Diaz Acosta F.

Diaz Acosta F.serving72% hold

wins 59% of points on serve vs Gaubas V.

Serve advantage — Diaz Acosta F.

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Clutch

Under pressure
Clutch Rating·Even
56
59
Break points saved·Even
87
89
Break points won·Clear edge
52
33
Deciding sets·Clear edge
84
68
Tiebreaks·Dominant
10
83

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Freshness

Recent load
Freshness·Dominant
85
54

Gaubas V.: 7 days rest · 1 match, 32 games (7d) · Diaz Acosta F.: 2 days rest · 5 matches, 113 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast
Weather forecast
17°COvercast
Wind 9 km/hHumidity 81%

Head to head

No previous meetings on record.