Adolfo Daniel Vallejo vs Zizou BergsValencia CH Quarter-final

Valencia CH · CHALLENGER · Quarter-final
#71ATP
1755ELO
1716Clay ELO
$396kYTD
$653kCAREER
22 yrs · 183 cm · Right-handed
Last 10 · pre-match
LLWLWWWLWW
0 — 0
Sets
Tuesday, 12 May 2026
clay
#48ATP
1756ELO
1671Clay ELO
$971kYTD
$4.0MCAREER
27 yrs · 185 cm · Right-handed
Last 10 · pre-match
LLLLWWLWWW
Vallejo A.
6-4 6-3
Bergs Z.
Vallejo A.
662
Bergs Z.
43

Adolfo Daniel Vallejo defeated Zizou Bergs 6-4 6-3 in the Valencia CH quarter-final on clay. The upset overturned the form book — Zizou Bergs came in ranked #48.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Vallejo A.serving78% hold

wins 62% of points on serve vs Bergs Z.

Bergs Z.serving66% hold

wins 57% of points on serve vs Vallejo A.

Serve advantage — Vallejo A.

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
1st serve in·Slight edge
62%
57%
1st serve points won·Slight edge
68%
73%
2nd serve points won·Even
52%
54%
Service points won·Even
62%
65%
Return points won·Slight edge
45%
36%
Break points saved·Slight edge
59%
64%
Aces / match·Dominant
3.2
7.0
Double faults / match·Dominant
2.3
4.2

Averages over each player's completed matches in the selected window (40 vs 24). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Clear edge
54
68
Break points saved·Clear edge
71
95
Break points won·Dominant
65
21
Deciding sets·Slight edge
85
90
Tiebreaks·Dominant
0
91

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

Freshness

Recent load
Freshness·Even
83
82

Vallejo A.: 1 day rest · 1 match, 26 games (7d) · Bergs Z.: 5 days rest · 1 match, 35 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast