ATP Challenger Tour · Quarterfinals · Antofagasta
Final score & match stats
Playing styles and historical archetype record
Vallejo
🪃 Counterpuncher
Ambrogi
🪃 Counterpuncher
Matchup analysis
Both Adolfo Daniel Vallejo and Luciano Emanuel Ambrogi are 🪃 Counterpuncher types. Mirror matchups usually come down to execution, fitness, and surface fit. Across 4,550 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 | Vallejo | Ambrogi |
|---|---|---|
| W-L | 9–5 | 8–5 |
| Avg odds | 1.92 | 1.82 |
| ROI % | +5.6% | -4.3% |
| Units P/L | +0.79u | -0.56u |
Prior meetings and scores · 4 career meetings
3
Vallejo
1
Ambrogi
Nov 21, 2025
Guayaquil
C Clay · Quarterfinals
Oct 7, 2025
Cali
C Clay · Round of 32
Feb 2, 2025
Rosario
C Clay · 1st Round Qualifying
Sep 27, 2024
Antofagasta
C Clay · Quarterfinals
Results vs. opponents both players faced · Last 12 months
Vallejo has a higher win rate against shared opponents (89% vs Ambrogi's 22%).
| Opponent | Vallejo | Ambrogi |
|---|---|---|
| Guido Ivan Justo | W 46 62 63 | L 36 06 |
| Carlos Maria Zarate | W 62 62 | W 62 16 64 |
| Alvaro Guillen Meza | W 46 62 63 | L 63 46 67 |
| Gonzalo Villanueva | W 63 64 | L 63 67 26 |
| Genaro Alberto Olivieri | L 36 26 | L 57 16 |
| Lucio Ratti | W 62 61 | W 75 64 |
| Tomas Barrios Vera | W 63 16 64 | L 46 26 |
| Matias Soto | W 63 62 | L 36 16 |
| Andrea Collarini | W 16 61 62 | L 46 16 |
Serve and return comparison · Last 90 days
| Stat | Vallejo | Ambrogi |
|---|---|---|
| Serve | ||
| 1st Serve In % | 64.4% | 62% |
| 1st Serve Pts Won % | 67.1% | 65.3% |
| 2nd Serve Pts Won % | 51.4% | 53.6% |
| Aces / Match | 2.6 | 2.2 |
| Double Faults / Match | 2.5 | 1.7 |
| Break Points Saved % | 53.5% | 54.1% |
| Return | ||
| 1st Return Pts Won % | 33.5% | 36.2% |
| 2nd Return Pts Won % | 53.8% | 48.9% |
| BP Converted % | 47.3% | 43.4% |
| Rally | ||
| Winners / Match | 24.5 | 21.3 |
| Unforced Errors / Match | 25.3 | 38.3 |
| Net Pts Won % | 72.2% | 71.1% |
| Total Pts Won % | 51.6% | 50.6% |
| Surface (Clay) | ||
| Clay Win % | 67% | 70% |
Last five matches per player
Guido Ivan Justo
CIT Open · Quarterfinals
Jun 14
Johan Alexander Rodriguez
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Final
Jun 13
Guido Ivan Justo
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Semifinals
Jun 13
Carlos Maria Zarate
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Quarterfinals
Jun 12
Santiago Rodriguez Taverna
CIT Open · Round of 16
Jun 11
Matchup overview
Adolfo Daniel Vallejo and Luciano Emanuel Ambrogi face off in the Quarterfinals at Antofagasta on Clay.
Adolfo Daniel Vallejo leads 3-1 over 4 previous meetings.
Adolfo Daniel Vallejo is 3-2 over the last 5 matches. Latest result: L vs Moise Kouame (May 27).
Luciano Emanuel Ambrogi is 4-1 over the last 5 matches. Latest result: L vs Guido Ivan Justo (Jun 14).
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