Adolfo Daniel Vallejo vs Zdenek Kolar Head to Head Tennis Stats and Match Analysis

Adolfo Daniel Vallejo and Zdenek Kolar have not faced each other yet in our recorded match-ups. This head-to-head comparison analyzes their playing styles and recent performance statistics to provide insights into how a potential matchup might unfold.

Adolfo Daniel Vallejo: Against opponents ranked outside top 100 players in the last 52 weeks, Adolfo Daniel Vallejo holds a 52-18 record (74.3%). Throughout his career, he has competed against opponents ranked outside top 100 182 times, winning 103 (56.6%). Over the past 10 matches, he holds a 5-5 record. Over the past 52 weeks, Adolfo Daniel Vallejo has posted a 60-23 record (72.3% win rate). Over his career at ATP level, Adolfo Daniel Vallejo holds a record of 5-4 (55.6%) on clay and 0-1 on grass. At Challenger/ITF level: 83-59 (58.5%) on clay and 8-14 (36.4%) on hard. In the last 52 weeks: 5-4 (55.6%) on clay and 0-1 on grass at ATP level. 43-13 (76.8%) on clay and 0-2 on hard at Challenger/ITF level. Adolfo Daniel Vallejo has won five titles at Challenger/ITF level (all on clay). Adolfo Daniel Vallejo is currently serving 2.9 aces per match in the last 52 weeks (83 matches), up from a career average of 2.2.

Zdenek Kolar: Throughout his career, he has competed against top 100 22 times, winning 4 (18.2%). Over the past 10 matches, he holds a 4-6 record. Over the past 52 weeks, Zdenek Kolar has posted a 59-35 record (62.8% win rate). Over his career at ATP level, Zdenek Kolar holds a record of 1-2 (33.3%) on clay and 0-1 on grass. At Challenger/ITF level: 311-211 (59.6%) on clay and 98-92 (51.6%) on hard. In the last 52 weeks: 53-27 (66.2%) on clay and 5-5 (50.0%) on hard at Challenger/ITF level. Zdenek Kolar has won 13 titles at Challenger/ITF level (12 on clay and one on hard). Zdenek Kolar is currently serving 2.1 aces per match in the last 52 weeks (94 matches), down from a career average of 2.8.