Sebastian Baez vs Chun Hsin TsengRio de Janeiro Quarter-final

Rio de Janeiro · ATP · Quarter-final
#56ATP
1759ELO
1718Clay ELO
$924kYTD
$6.9MCAREER
25 yrs · 170 cm · Right-handed
Last 10 · pre-match
LWWWWWWWWW
2 — 0
Sets
Monday, 17 February 2025
clay
#234ATP
1554ELO
1541Clay ELO
$99kYTD
$1.7MCAREER
24 yrs · 175 cm · Right-handed
Last 10 · pre-match
LLWWLWLWLW
Baez S.
6-4 6-1
Tseng C.
Baez S.
662
Tseng C.
410

Sebastian Baez defeated Chun Hsin Tseng 6-4 6-1 in the Rio de Janeiro quarter-final on clay. The result followed the form book — Sebastian Baez came in ranked #56, leading the head-to-head 1–0, defending the title. Sebastian Baez extended the head-to-head to 2–0.

Key context

Head to head

10
DateTournamentRoundSurfaceWinnerScore
2026-03-04Indian Wells MastersR128hardSebastian Baez6-3 6-2

Serve vs return

This season
Baez S.serving68% hold

wins 57% of points on serve vs Tseng C.

Tseng C.serving68% hold

wins 57% of points on serve vs Baez S.

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

Serve & return on clay

Baez S.Tseng C.
1
Serve
44
Return

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

Statistics

This season
1st serve in·Clear edge
72%
60%
1st serve points won·Slight edge
63%
68%
2nd serve points won·Even
51%
52%
Service points won·Even
60%
61%
Return points won·Even
40%
39%
Break points saved·Even
59%
61%
Aces / match·Slight edge
1.7
3.0
Double faults / match·Even
1.8
2.0

Averages over each player's completed matches in the selected window (79 vs 94). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
87
26
Break points saved·Clear edge
96
83
Break points won·Dominant
86
15
Deciding sets·Dominant
88
31
Tiebreaks·Dominant
83
23

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

Umpiry Score

Pre-match
7.4
Dominant favouriteUmpiry Score
3.9
Heavy underdogUmpiry Score
  • Recent retirement (−1.5)
Form & Matchup
7.3+177 Clay Elo edge
Surface ELO
2.7Clay Elo 1541
7.7Overall Elo 1759
ELO gap
2.3Overall Elo 1554
5.0
H2H
5.0
6.9
Surface form
5.1
Win streak
0.0Lost last 4
Fatigue & Travel
3.7
Minutes 14d
7.2
7.0
3-set count
7.0
8.0
Prev. match
6.0
Context
5.0
Defending pts
5.0

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·Even
96
100

Baez S.: 14 days rest · 1 match (14d) · Tseng C.: 21 days rest. Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast
Weather
39°CClear
Wind 7 km/hHumidity 22%