ATP Challenger Tour · Round of 32 · Open Menorca
Final score & match stats
Playing styles and historical archetype record
Hernando
⚔️ The Gladiator
Kolar
⚔️ The Gladiator
Matchup analysis
Both Sergio Callejon Hernando and Zdenek Kolar are ⚔️ The Gladiator types. Mirror matchups usually come down to execution, fitness, and surface fit. Across 5,026 matches in our dataset, the historical split is about even.
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Hernando | Kolar |
|---|---|---|
| W-L | 4–3 | 9–10 |
| Avg odds | 2.14 | 1.63 |
| ROI % | +25.0% | -22.9% |
| Units P/L | +1.75u | -4.36u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Prior meetings and scores · 1 career meeting
1
Hernando
0
Kolar
Results vs. opponents both players faced · Last 12 months
Across 1 shared opponent, both Hernando and Kolar posted a 100% win rate.
| Opponent | Hernando | Kolar |
|---|---|---|
| Giovanni Fonio | W 61 60 | W 46 76 61 |
Serve and return comparison · Last 90 days
| Stat | Hernando | Kolar |
|---|---|---|
| Serve | ||
| 1st Serve In % | 61.7% | 65.9% |
| 1st Serve Pts Won % | 56.2% | 61.3% |
| 2nd Serve Pts Won % | 39% | 51.2% |
| Aces / Match | 1 | 2.9 |
| Double Faults / Match | 3.6 | 2.8 |
| Break Points Saved % | 57.3% | 55.8% |
| Return | ||
| 1st Return Pts Won % | 39.6% | 33.9% |
| 2nd Return Pts Won % | 51.2% | 46.3% |
| BP Converted % | 60.2% | 49.3% |
| Rally | ||
| Winners / Match | 20.8 | 18.2 |
| Unforced Errors / Match | 48 | 33.7 |
| Net Pts Won % | 78.3% | 60% |
| Total Pts Won % | 47.2% | 48.1% |
| Surface (Clay) | ||
| Clay Win % | 57% | 50% |
Last five matches per player
Federico Arnaboldi
Internazionali Di Tennis - Citta'Di Vicenza · 1st Round Qualifying
May 24
Giorgio Tabacco
CAME CUP 2026 CITTA' DI CERVIA · 1st Round Qualifying
May 17
Daniel Rincon
Open Menorca · Quarterfinals
Apr 3
Andrew Paulson
Open Menorca · Round of 16
Apr 3
Zdenek Kolar
Open Menorca · Round of 32
Apr 1
Matchup overview
Sergio Callejon Hernando and Zdenek Kolar face off in the Round of 32 at Open Menorca on Clay.
Sergio Callejon Hernando leads 1-0 over 1 previous meeting.
Sergio Callejon Hernando is 2-3 over the last 5 matches. Latest result: L vs Federico Arnaboldi (May 24).
Zdenek Kolar is 2-3 over the last 5 matches. Latest result: L vs Lautaro Midon (Jun 1).
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