Facundo Diaz Acosta vs Gustavo HeidePoznan Final

Poznan · CHALLENGER · Final
#127ATP
1634ELO
1630Clay ELO
$248kYTD
$1.7MCAREER
25 yrs · 183 cm · Left-handed
Last 10
WWWWLWWWWL
Sets
Saturday, 20 June 2026 ·
clay
#187ATP
1639ELO
1629Clay ELO
$139kYTD
$581kCAREER
24 yrs · 191 cm · Right-handed
Last 10
WWWWLWLLLW
Diaz Acosta F.
vs
Heide G.

Facundo Diaz Acosta faces Gustavo Heide in the Poznan final on clay. Facundo Diaz Acosta holds the paper edge — ranked #127.

Win Probability

Pre-match · updated 17:21 UTC
Diaz Acosta F.51%
Heide G.49%
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

Umpiry Score

Pre-match
6.1
Even matchUmpiry Score
  • Back-to-back day (−0.5)
5.3
Clear underdogUmpiry Score
  • Back-to-back day (−0.5)
Form & Matchup
5.0+0 Clay Elo edge
Surface ELO
5.0Clay Elo 1629
4.9Overall Elo 1634
ELO gap
5.1Overall Elo 1639
8.2Leads 3–0 on clay
H2H
1.8Trails 0–3 on clay
8.48 of last 10 on clay
Surface form
6.86 of last 10 on clay
7.04-match win streak
Win streak
7.04-match win streak
Fatigue & Travel
4.02 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.

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

32 vs 25 matches

Statistics

This season
1st serve in·Slight edge
63%
55%
1st serve points won·Even
67%
71%
2nd serve points won·Even
52%
53%
Service points won·Even
61%
62%
Return points won·Even
44%
42%
Break points saved·Even
62%
60%
Aces / match·Slight edge
2.8
4.0
Double faults / match·Dominant
2.6
5.1

Averages over each player's completed matches in the selected window (32 vs 25). ATP, WTA & Challenger.

Serve vs return

This season
Diaz Acosta F.serving64% hold

wins 56% of points on serve vs Heide G.

Heide G.serving62% hold

wins 55% of points on serve vs Diaz Acosta F.

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

Clutch

Under pressure
Clutch Rating·Slight edge
55
44
Break points saved·Even
89
90
Break points won·Clear edge
33
10
Deciding sets·Slight edge
57
48
Tiebreaks·Even
81
77

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

Freshness

Recent load
Freshness·Even
61
63

Diaz Acosta F.: 1 day rest · 3 matches, 73 games (7d) · Heide G.: 1 day rest · 3 matches, 66 games (7d). Higher means fresher. About

Conditions

Weather forecast
31°CPartly cloudy
Wind 8 km/hHumidity 52%

Head to head

No previous meetings on record.