Zsombor Piros vs Jan Kumstat — Ostrava CH Round of 16

Ostrava CH · CHALLENGER · Round of 16
Zsombor Piros
HUN
Zsombor Piros
#120ATP
1661ELO
1621Clay ELO
$145kYTD
$975kCAREER
26 yrs · 180 cm · Right-handed
Last 10 · pre-match
WWWWWWWWWW
2 — 0
Sets
Monday, 28 April 2025
clay
CZE
Jan Kumstat
#612ATP
19 yrs · Right-handed
Last 10 · pre-match
WWLLWWWLWW
Piros Z.
6-3 6-3
Kumstat J.
Piros Z.
662
Kumstat J.
330

Zsombor Piros defeated Jan Kumstat 6-3 6-3 in the Ostrava CH round of 16 on clay. The result followed the form book — Zsombor Piros came in ranked #120.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Piros Z.serving73% hold

wins 60% of points on serve vs Kumstat J.

Kumstat J.serving64% hold

wins 56% of points on serve vs Piros Z.

Serve advantage — Piros Z.

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
Piros Z.Kumstat J.
1st serve in·Slight edge
59%
53%
1st serve points won·Even
69%
73%
2nd serve points won·Slight edge
54%
48%
Service points won·Even
63%
61%
Return points won·Even
42%
40%
Break points saved·Slight edge
63%
57%
Aces / match·Clear edge
3.2
6.0
Double faults / match·Slight edge
2.6
3.1

Averages over each player's completed matches in the selected window (81 vs 13). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Piros Z.
5.2
Clear underdogUmpiry ScorePartial · surface data limited
  • Recent retirement (−1.5)
Kumstat J.
3.7
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 273 days (−1.5)
Form & Matchup
5.0No prior meetings
H2H
5.0
7.6
Surface form
Win streak
0.0Lost last 5
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
Piros Z.Kumstat J.
Freshness·Dominant
48
85

Piros Z.: 1 day rest · 5 matches, 107 games (7d) · Kumstat J.: 1 day rest · 1 match, 23 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Final
Piros Z.
Habib H.[8]
6-36-2
Semi-finals
Habib H.[8]
Roca Batalla O.
4-66-36-4
Piros Z.
Onclin G.
6-36-2
Quarter-finals
Roca Batalla O.
Squire H.
7-56-1
Piros Z.
Rincon D.
6-37-5
Onclin G.
Brunclik P.
1-66-07-5
Habib H.[8]
Kopriva V.[1]
6-36-4
R16
Brunclik P.
Karatsev A.
6-746-36-3
Habib H.[8]
Evans D.
6-36-4
Squire H.
Sachko V.
7-56-2
Roca Batalla O.
Klein L.[7]
6-45-77-63
Rincon D.
Gombos N.
7-661-67-5
Piros Z.
Kumstat J.
6-36-3
Onclin G.
Butvilas E.
5-76-26-2
Kopriva V.[1]
Jianu F.
6-36-3
R32
Onclin G.
Wong C.[6]
6-25-76-3
Brunclik P.
Albot R.
6-26-1
Kopriva V.[1]
Martinez A.
6-26-1
Jianu F.
Molleker R.
6-46-4
Evans D.
Jermar J.
6-06-2
Habib H.[8]
Sultanov K.
6-37-64
Sachko V.
Mannarino A.[3]
6-07-64
Squire H.
Van Assche L.
7-646-2
Klein L.[7]
Holmgren A.
6-33-66-3
Rincon D.
Mayot H.[5]
7-616-4
Gombos N.
Sels J.
2-66-07-5
Piros Z.
Svrcina D.[4]
6-36-1
Butvilas E.
Mrva M.
7-646-1
Karatsev A.
Moller E.[2]
6-36-2
Kumstat J.
Cassone M.
6-47-63
Roca Batalla O.
Houkes M.
6-37-5