ATP Challenger Tour · Quarterfinals · Columbus 2
Final score
Playing styles and historical archetype record
Nam
🧱 The Wall
Zhang
🤖 Servebot
Matchup analysis
The 🤖 Servebot archetype wins about 59% vs 🧱 The Wall across 2,002 matches in our dataset. That is a small stylistic lean for Zhizhen Zhang here.
Servebot players often use high ace rate and dominant service to pressure the the wall's elite returner. On Hard, that can swing with conditions.
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Nam | Zhang |
|---|---|---|
| W-L | 2–3 | 7–8 |
| Avg odds | 2.06 | 2.04 |
| ROI % | -23.4% | -27.2% |
| Units P/L | -1.17u | -4.08u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Prior meetings and scores · 1 career meeting
1
Nam
0
Zhang
Serve and return comparison · Last 90 days
| Stat | Nam | Zhang |
|---|---|---|
| Serve | ||
| 1st Serve In % | 55.3% | 63.9% |
| 1st Serve Pts Won % | 71% | 75.2% |
| 2nd Serve Pts Won % | 50.8% | 51.5% |
| Aces / Match | 4.3 | 9.4 |
| Double Faults / Match | 3.2 | 2.3 |
| Break Points Saved % | 61.7% | 53.1% |
| Return | ||
| 1st Return Pts Won % | 36.2% | 27.5% |
| 2nd Return Pts Won % | 45% | 48.3% |
| BP Converted % | 53.2% | 40.2% |
| Rally | ||
| Winners / Match | 13 | 26.6 |
| Unforced Errors / Match | 23.5 | 21 |
| Net Pts Won % | 50% | 67.9% |
| Total Pts Won % | 50.6% | 50.4% |
| Surface (Hard) | ||
| Hard Win % | 0% | 0% |
Last five matches per player
Jan Kumstat
Unicredit Czech Open · 1st Round Qualifying
May 31
Laurent Lokoli
Internazionali Di Tennis - Citta'Di Vicenza · 1st Round Qualifying
May 24
Marat Sharipov
Renault Busan Open Tennis Championships · 1st Round Qualifying
Apr 12
Braden Shick
Koyushokucho Miyazaki Challenger · Round of 32
Apr 1
Takuya Kumasaka
Koyushokucho Miyazaki Challenger · 1st Round Qualifying
Mar 30
Otto Virtanen
Lexus Nottingham Open · Semifinals
Jun 17
Jaime Faria
Lexus Nottingham Open · Round of 16
Jun 16
Oliver Okonkwo
Lexus Nottingham Open · 2nd Round Qualifying
Jun 14
Roman Safiullin
Lexus Nottingham Open · Quarterfinals
Jun 14
Mark Ceban
Lexus Nottingham Open · 1st Round Qualifying
Jun 13
Matchup overview
JiSung Nam and Zhizhen Zhang face off in the Quarterfinals at Columbus 2 on Hard.
JiSung Nam leads 1-0 over 1 previous meeting.
JiSung Nam is 1-4 over the last 5 matches. Latest result: L vs Jan Kumstat (May 31).
Zhizhen Zhang is 4-1 over the last 5 matches. Latest result: L vs Otto Virtanen (Jun 17).
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