Facundo Diaz Acosta vs Adolfo Daniel Vallejo — Zug CH Round of 16

Zug CH · CHALLENGER · Round of 16
Facundo Diaz Acosta
ARG
Facundo Diaz Acosta
[7]
#128ATP
1623ELO
1623Clay ELO
$97kYTD
$1.6MCAREER
25 yrs · 183 cm · Left-handed
Last 10 · pre-match
LWWWWLLWWW
2 — 0
Sets
Monday, 21 July 2025
clay
Adolfo Daniel Vallejo
PAR
Adolfo Daniel Vallejo
#72ATP
1761ELO
1724Clay ELO
$245kYTD
$503kCAREER
22 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWLWWWLWWW
Diaz Acosta F.
7762
Vallejo A.
6520

Facundo Diaz Acosta defeated Adolfo Daniel Vallejo 7-6 6-2 in the Zug CH round of 16 on clay. The upset overturned the form book — Adolfo Daniel Vallejo came in ranked #72, defending last year's round of 16.

Key context

Umpiry Score

Pre-match
Diaz Acosta F.
5.9
Even matchUmpiry Score
Vallejo A.
6.4
Marginal edgeUmpiry Score
Form & Matchup
3.3Clay Elo 1623
Surface ELO
6.7+101 Clay Elo edge
2.9Overall Elo 1623
ELO gap
7.1Overall Elo 1761
5.0No prior meetings
H2H
5.0
5.7
Surface form
4.0
0.0
Win streak
0.0
Fatigue & Travel
6.0
Minutes 14d
6.5
3-set count
7.0
9.0
Prev. match
7.0
Context
5.0
Defending pts
6.0

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.

Conditions

Court speed
Medium-fastrewards aggression
SlowFast

Head to head

No previous meetings on record.

Statistics

Recent form
Diaz Acosta F.Vallejo A.
63%1st serve in63%
67%1st serve points won67%
52%2nd serve points won+2%54%
62%Service points won62%
46%Return points won+3%43%
60%Break points saved+2%58%
2.9Aces / match2.9
2.2Double faults / match+0.31.9

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Klein L.
Mayot H.[4]
6-26-746-4
Semi-finals
Mayot H.[4]
Sakellaridis S.
6-36-736-3
Klein L.
Paul J.
6-16-4
Quarter-finals
Klein L.
Huesler M.[2]
6-27-5
Mayot H.[4]
Brunold M.
6-36-4
Paul J.
Diaz Acosta F.[7]
6-27-5
Sakellaridis S.
Piros Z.[1]
5-77-646-4
R16
Diaz Acosta F.[7]
Vallejo A.
7-656-2
Huesler M.[2]
Burruchaga R.
7-666-2
Brunold M.
Collarini A.
3-66-16-2
Paul J.
Hemery C.[3]
6-36-1
Sakellaridis S.
Blancaneaux G.
6-46-3
Mayot H.[4]
Ymer E.
6-36-1
Piros Z.[1]
Fatic N.
6-36-4
Klein L.
Bernet H.
6-43-66-3
R32
Brunold M.
Maestrelli F.[5]
6-47-5
Bernet H.
Dellien Velasco M.
6-37-65
Vallejo A.
Mena F.
6-16-2
Sakellaridis S.
Hassan B.[8]
6-46-3
Paul J.
Neuchrist M.
6-46-3
Klein L.
Rodriguez Taverna S.[6]
6-36-3
Mayot H.[4]
Brunclik P.
7-56-1
Fatic N.
Kuzmanov D.
5-76-46-2
Piros Z.[1]
Ritschard A.
6-36-2
Blancaneaux G.
Giustino L.
7-676-4
Ymer E.
Bertola R.
4-66-37-64
Collarini A.
Feldbausch K.
6-47-66
Diaz Acosta F.[7]
Sharipov M.
6-46-3
Hemery C.[3]
Yevseyev D.
6-36-3
Burruchaga R.
Stricker D.
7-56-4
Huesler M.[2]
Merida Aguilar D.
7-656-3