Jaume Munar vs Facundo Diaz AcostaSeville Semi-final

Seville · CHALLENGER · Semi-final
#55ATP
1766ELO
1706Clay ELO
$845kYTD
$7.6MCAREER
29 yrs · 183 cm · Right-handed
Last 10
WWWLWLWLLW
Sets
Saturday, 12 September 2026 ·
clay
Central · 1st on
#82ATP
1681ELO
1668Clay ELO
$374kYTD
$1.8MCAREER
25 yrs · 183 cm · Left-handed
Last 10
WWWLWWWWWL
Munar J.
vs
Diaz Acosta F.

Jaume Munar faces Facundo Diaz Acosta in the Seville semi-final on clay. Jaume Munar is the paper favourite — ranked #55, leading the head-to-head 1–0, a roughly 40-point clay Elo advantage — but Facundo Diaz Acosta arrives in form, winning all 4 of their last clay matches to Jaume Munar's 3.

Around the match

  • Munar produced one of the day's standout comebacks, dropping the first set to Brancaccio before rallying to secure a semifinal berth.

    Umpiry summary — not a quote

Quotes belong to their sources, linked above. Lines marked “Umpiry summary” are written by Umpiry from the linked article, not quoted from it.

Win Probability

Pre-match · updated 15:50 UTC
Munar J.53%
Diaz Acosta F.47%
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.

Key context

Common opponents

Last 12 months
No common opponents in the last 12 months.
Includes tour-level, 125s, qualifying and team events (⚑). Walkovers excluded. Describes past results in different contexts — not a prediction.

Umpiry Score

Pre-match
5.2
Clear underdogUmpiry Score
  • Back-to-back day (−0.5)
5.6
Slight disadvantageUmpiry Score
  • Back-to-back day (−0.5)
Form & Matchup
5.5+37 Clay Elo edge
Surface ELO
4.5Clay Elo 1668
6.1Overall Elo 1766
ELO gap
3.9Overall Elo 1680
5.0First meeting on clay
H2H
5.0First meeting on clay
6.26 of last 10 on clay
Surface form
9.39 of last 10 on clay
7.03-match win streak
Win streak
7.03-match win streak
Fatigue & Travel
0.04 three-setters in 14 days
3-set count
4.02 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.

23 vs 37 matches

Statistics

This season
1st serve in·Even
62%
64%
1st serve points won·Slight edge
74%
67%
2nd serve points won·Even
49%
53%
Service points won·Even
65%
62%
Return points won·Slight edge
36%
43%
Break points saved·Even
60%
60%
Aces / match·Clear edge
6.1
3.1
Double faults / match·Even
2.6
2.5

Averages over each player's completed matches in the selected window (23 vs 37). ATP, WTA & Challenger.

Serve vs return

This season
Munar J.serving70% hold

wins 58% of points on serve vs Diaz Acosta F.

Diaz Acosta F.serving78% hold

wins 62% of points on serve vs Munar J.

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·Slight edge
14
7
Break points saved·Clear edge
86
72
Break points won·Clear edge
29
16
Deciding sets·Even
4
4
Tiebreaks·Clear edge
22
35

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

Freshness

Recent load
Freshness·Even
64
67

Munar J.: 1 day rest · 2 matches, 49 games (7d) · Diaz Acosta F.: 1 day rest · 3 matches, 64 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast
Weather forecast
36°CClear
Wind 14 km/hHumidity 11%

Head to head

10
DateTournamentRoundSurfaceWinnerScore
2021-03-01Buenos AiresR32clayJaume Munar7-6 6-3

Draw