Sascha Gueymard Wayenburg vs Dino PrizmicIasi Round of 32

Iasi · CHALLENGER · Round of 32
#283ATP
1415ELO
1373Clay ELO
22 yrs · 188 cm · Right-handed
Last 10
LWWLWLLLLL
Sets
Monday, 6 July 2026 ·
clay
#89ATP
1841ELO
1803Clay ELO
$530kYTD
$1.3MCAREER
20 yrs · 188 cm · Right-handed
Last 10
LWLLWLWWWW
Gueymard Wayenburg S.
vs
Prizmic D.

Sascha Gueymard Wayenburg faces Dino Prizmic in the Iasi round of 32 on clay. Dino Prizmic holds the paper edge — ranked #89, a roughly 430-point clay Elo advantage.

Win Probability

Pre-match · updated 07:20 UTC
Gueymard Wayenburg S.13%
Prizmic D.87%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Strong favourite · Prizmic D. heavily favoured

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
4.7
Heavy underdogUmpiry Score
6.9
Slight advantageUmpiry Score
  • Surface jump clay↔grass (−0.8)
Form & Matchup
0.0Clay Elo 1373
Surface ELO
10.0+430 Clay Elo edge
0.0Overall Elo 1415
ELO gap
10.0Overall Elo 1841
5.0First meeting on clay
H2H
5.0First meeting on clay
3.63 of last 10 on clay
Surface form
7.28 of last 10 on clay
0.0
Win streak
0.0
Fatigue & Travel
4.02 three-setters in 14 days
3-set count
4.02 three-setters in 14 days
Surface transition
3.0Grass → Clay
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

26 vs 29 matches

Statistics

This season
1st serve in·Even
63%
59%
1st serve points won·Slight edge
69%
75%
2nd serve points won·Slight edge
47%
58%
Service points won·Slight edge
61%
68%
Return points won·Even
39%
39%
Break points saved·Slight edge
57%
68%
Aces / match·Dominant
6.9
3.8
Double faults / match·Slight edge
3.0
2.6

Averages over each player's completed matches in the selected window (26 vs 29). ATP, WTA & Challenger.

Serve vs return

This season
Gueymard Wayenburg S.serving70% hold

wins 59% of points on serve vs Prizmic D.

Prizmic D.serving83% hold

wins 65% of points on serve vs Gueymard Wayenburg S.

Serve advantage — Prizmic D.

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·Dominant
10
71
Break points saved·Dominant
63
92
Break points won·Dominant
20
64
Deciding sets·Dominant
3
92
Tiebreaks·Slight edge
27
37

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

Serve & return on clay

Gueymard Wayenburg S.Prizmic D.
Serve
44
Return
49

Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About

Freshness

Recent load
Freshness·Slight edge
66
75

Gueymard Wayenburg S.: 2 days rest · 3 matches, 78 games (7d) · Prizmic D.: 4 days rest · 2 matches, 75 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Weather forecast
22°CPartly cloudy
Wind 11 km/hHumidity 57%

Head to head

No previous meetings on record.