Thiago Monteiro vs Alvaro Guillen MezaAsuncion CH Quarter-final

Asuncion CH · CHALLENGER · Quarter-final
#290ATP
1568ELO
1554Clay ELO
32 yrs · 183 cm · Left-handed
Last 10 · pre-match
LWLWWLWWLW
2 — 0
Sets
Monday, 17 March 2025
clay
#277ATP
1442ELO
1412Clay ELO
23 yrs · 175 cm · Right-handed
Last 10 · pre-match
LLLLWLLWLL
Monteiro T.
6-4 6-4
Guillen Meza A.
Monteiro T.
662
Guillen Meza A.
440

Thiago Monteiro defeated Alvaro Guillen Meza 6-4 6-4 in the Asuncion CH quarter-final on clay. The upset overturned the form book — Alvaro Guillen Meza came in ranked #277, defending last year's round of 32, but Thiago Monteiro had been the form player, winning 6 of their last 10 on clay.

Key context

  • Match story: Thiago Monteiro edged a tight contest from start to finish — 6–4 6–4.

Head to head

No previous meetings on record.

Serve vs return

This season
Monteiro T.serving68% hold

wins 57% of points on serve vs Guillen Meza A.

Guillen Meza A.serving68% hold

wins 57% of points on serve vs Monteiro T.

Baseline battle — serve is shaky, expect plenty of breaks

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

Statistics

This season
1st serve in·Even
63%
66%
1st serve points won·Slight edge
71%
64%
2nd serve points won·Even
51%
47%
Service points won·Slight edge
64%
58%
Return points won·Slight edge
37%
43%
Break points saved·Even
59%
55%
Aces / match·Dominant
4.7
1.7
Double faults / match·Clear edge
2.3
3.1

Averages over each player's completed matches in the selected window (80 vs 86). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
56
19
Break points saved·Dominant
95
43
Break points won·Dominant
16
41
Deciding sets·Dominant
66
36
Tiebreaks·Dominant
89
17

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

Umpiry Score

Pre-match
6.8
Slight advantageUmpiry Score
5.7
Slight disadvantageUmpiry Score
Form & Matchup
5.9+142 Clay Elo edge
Surface ELO
4.1Clay Elo 1412
5.9Overall Elo 1568
ELO gap
4.1Overall Elo 1442
5.0No prior meetings
H2H
5.0
7.5
Surface form
4.6
Win streak
0.0Lost last 4
Fatigue & Travel
0.0
Minutes 14d
6.8
0.0
3-set count
4.0
6.0
Prev. match
6.0
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.

Freshness

Recent load
Freshness·Dominant
64
95

Monteiro T.: 2 days rest · 2 matches, 67 games (7d) · Guillen Meza A.: 8 days rest · 1 match (14d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast