Zhizhen Zhang vs Nicolas Mejia — San Luis Potosi CH Round of 16

San Luis Potosi CH · CHALLENGER · Round of 16
Zhizhen Zhang
CHN
Zhizhen Zhang
#156ATP
1682ELO
1633Clay ELO
$546kYTD
$4.6MCAREER
29 yrs · 193 cm · Right-handed
Last 10 · pre-match
LLLWWWWWLW
2 — 1
Sets
Monday, 11 April 2022
clay
Nicolas Mejia
COL
Nicolas Mejia
#133ATP
1477ELO
1488Clay ELO
$142kYTD
$524kCAREER
26 yrs · 183 cm · Right-handed
Last 10 · pre-match
WWWWWLWWWW
Zhang Z.
7-5 6-7 6-3
Mejia N.
Zhang Z.
76462
Mejia N.
57731

Zhizhen Zhang defeated Nicolas Mejia 7-5 6-7 6-3 in the San Luis Potosi CH round of 16 on clay. The upset overturned the form book — Nicolas Mejia came in ranked #133.

Key context

  • Match story: Zhizhen Zhang closed it out in three sets, 7–5 6–7 6–3.

Head to head

No previous meetings on record.

Serve vs return

This season
Zhang Z.serving78% hold

wins 62% of points on serve vs Mejia N.

Mejia N.serving80% hold

wins 63% of points on serve vs Zhang Z.

Even serve battle

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
Zhang Z.Mejia N.
1st serve in·Even
63%
61%
1st serve points won·Slight edge
73%
68%
2nd serve points won·Even
52%
51%
Service points won·Even
65%
62%
Return points won·Even
35%
39%
Break points saved·Even
61%
60%
Aces / match·Dominant
6.8
3.8
Double faults / match·Even
2.0
2.2

Averages over each player's completed matches in the selected window (200 vs 199). ATP, WTA & Challenger.

Clutch

Under pressure
Zhang Z.Mejia N.
Clutch Rating·Dominant
56
26
Break points saved·Clear edge
94
74
Break points won·Slight edge
14
6
Deciding sets·Dominant
91
40
Tiebreaks·Even
39
38

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

Umpiry Score

Pre-match
Zhang Z.
6.1
Even matchUmpiry Score
Mejia N.
5.2
Clear underdogUmpiry Score
Form & Matchup
7.0+145 Clay Elo edge
Surface ELO
3.0Clay Elo 1488
7.1Overall Elo 1682
ELO gap
2.9Overall Elo 1477
5.0No prior meetings
H2H
5.0
3.2
Surface form
3.9
0.0Lost last 4
Win streak
Fatigue & Travel
8.4
Minutes 14d
5.7
7.0
3-set count
4.0
6.0
Prev. match
8.0
Surface transition
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
Zhang Z.Mejia N.
Freshness·Dominant
86
55

Zhang Z.: 1 day rest · 1 match, 21 games (7d) · Mejia N.: 2 days rest · 5 matches, 116 games (7d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast
Final
Bellier A.
Olivo R.[8]
6-726-47-5
Semi-finals
Olivo R.[8]
Jarry N.[2]
6-36-2
Bellier A.
Huesler M.[6]
2-66-36-3
Quarter-finals
Bellier A.
Martin A.[1]
6-36-4
Olivo R.[8]
Escobedo E.[3]
6-42-66-4
Huesler M.[6]
Zhang Z.
6-43-66-3
Jarry N.[2]
Meligeni Alves F.
4-66-47-5
R16
Zhang Z.
Mejia N.
7-56-746-3
Olivo R.[8]
Oliveira G.
5-76-36-2
Huesler M.[6]
Shang J.
6-47-66
Bellier A.
Gaio F.[7]
6-31-66-3
Martin A.[1]
Kuhn N.
2-66-46-4
Escobedo E.[3]
Istomin D.
6-44-66-3
Jarry N.[2]
Soares Klier Junior G.
6-766-46-4
Meligeni Alves F.
Clarke J.[5]
6-46-0
R32
Clarke J.[5]
Zukas M.
6-36-4
Escobedo E.[3]
Hernandez Serrano J.
6-46-2
Gaio F.[7]
Krstin P.
6-22-67-5
Jarry N.[2]
Melzer G.
2-66-37-64
Istomin D.
Pucinelli De Almeida M.
6-736-16-3
Oliveira G.
Mochizuki S.
6-47-5
Huesler M.[6]
Quiroz R.
7-616-3
Shang J.
Habib H.
4-67-616-2
Zhang Z.
Mena F.[4]
7-636-1
Martin A.[1]
Lenz J.
6-16-1
Soares Klier Junior G.
Pacheco Mendez R.
7-676-4
Mejia N.
Durasovic V.
7-56-737-63
Bellier A.
Jianu F.
6-33-67-5
Kuhn N.
Ficovich J.
7-625-76-3
Olivo R.[8]
Cazaux A.
6-43-66-4
Meligeni Alves F.
Donskoy E.
7-626-3