ATP Challenger Tour · Round of 16 · Oeiras Open 4
Playing styles and historical archetype record
Kolar
🪃 Counterpuncher
Dellien
🧱 The Wall
Matchup analysis
The 🪃 Counterpuncher archetype wins about 53% vs 🧱 The Wall across 2,718 matches in our dataset. That is a small stylistic lean for Zdenek Kolar here.
Counterpuncher players often use elite bp conversion and strong return game to pressure the the wall's elite returner. On Clay, that can swing with conditions.
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kolar | Dellien |
|---|---|---|
| W-L | 9–9 | 16–6 |
| Avg odds | 1.84 | 1.71 |
| ROI % | -16.3% | +10.0% |
| Units P/L | -2.93u | +2.20u |
First career meeting
Kolar and Dellien have never faced each other on tour.
Results vs. opponents both players faced · Last 12 months
Dellien has a higher win rate against shared opponents (83% vs Kolar's 50%).
| Opponent | Kolar | Dellien |
|---|---|---|
| Facundo Diaz Acosta | L 06 26 | W 62 76 |
| Luca Van Assche | L 61 36 46 | W 62 75 |
| Lautaro Midon | W 63 63 | W 76 61 |
| Jaime Faria | W 61 62 | L 46 16 |
| Tomas Barrios Vera | L 57 36 | W 64 76 |
| Juan Pablo Varillas | W 76 67 76 | W 62 76 |
Serve and return comparison · Last 90 days
| Stat | Kolar | Dellien |
|---|---|---|
| Serve | ||
| 1st Serve In % | 64.9% | 64.7% |
| 1st Serve Pts Won % | 64% | 63.4% |
| 2nd Serve Pts Won % | 52.8% | 48.8% |
| Aces / Match | 3.4 | 2.4 |
| Double Faults / Match | 2.8 | 2.1 |
| Break Points Saved % | 56.6% | 57.9% |
| Return | ||
| 1st Return Pts Won % | 33.4% | 35.5% |
| 2nd Return Pts Won % | 45.3% | 52.1% |
| BP Converted % | 43.8% | 40.7% |
| Rally | ||
| Winners / Match | 19.5 | 22 |
| Unforced Errors / Match | 31.4 | 31.8 |
| Net Pts Won % | 60.7% | 62.6% |
| Total Pts Won % | 48.7% | 49.4% |
| Surface (Clay) | ||
| Clay Win % | 56% | 73% |
Last five matches per player
Zhizhen Zhang
Oeiras Open 4 · Round of 32
May 12
Max Schoenhaus
Abruzzo Open Francavilla al Mare · Round of 16
May 6
Felix Gill
Abruzzo Open Francavilla al Mare · Round of 32
May 5
Nikolas Sanchez Izquierdo
Ostra Group Open By Porsche Servisni Centrum Ostrava · Final
May 3
Raul Brancaccio
Ostra Group Open By Porsche Servisni Centrum Ostrava · Semifinals
May 2
Facundo Diaz Acosta
Oeiras Open 4 · Round of 32
May 12
Jesper de Jong
Internazionali BNL d'Italia · 2nd Round Qualifying
May 5
Luca Van Assche
Internazionali BNL d'Italia · 1st Round Qualifying
May 4
Juan Carlos Prado Angelo
Bolivia Open · Final
Apr 18
Valerio Aboian
Bolivia Open · Semifinals
Apr 17
Match summary
Zdenek Kolar meets Hugo Dellien in the Round of 16 at the Oeiras Open 4 on May 13, with both players coming off matches within the past day. The Czech counterpuncher faces the Bolivian retriever on outdoor clay, where Dellien has built a strong recent record. Kolar holds the 165th ranking; Dellien sits at 133.
The two have never faced each other. Dellien's form is notably hot: he has won 4 of his last 5 matches and 8 of 10, carrying a single-match winning streak into this contest. Kolar has won 3 of 5 and 6 of 10 after playing seven matches in the past two weeks, a heavier load than Dellien's three matches in that span. Their records against common opponents show divergence; Hugo Dellien beat Facundo Diaz Acosta, Luca Van Assche, and Tomas Barrios Vera while Zdenek Kolar fell to those same three.
On clay, Dellien has compiled a 15-5 record (75%), while Kolar stands at 11-9 (55%). Dellien's defensive game and court coverage suit the surface well, but Kolar's ability to hit through points and construct points backward from reactive positions can disrupt passive play. The match asks Kolar to dictate early and sustain pressure; it asks Dellien to stay patient and convert his baseline stability into breaks and holds.
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