Shuai Zhang vs Daniella Jeflea Important H2H Prediction Stats:

Head-to-head: Zhang 1 - 0 Jeflea

• Second serve performance recent form: In recent form (last 6 months), Zhang has won 42.11% of points on their second serve, while Jeflea has won 0%. There is a high correlation between this stat and match prediction accuracy.
• Return game stats recent form: Return stats show Zhang, in recent form, has won 44.58% of their opponent's second serve points, while Jeflea has won 0%. The same stats for first serve returns are 38.28% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
• Under pressure analysis: Zhang has saved 50% of breakpoints in recent form, whereas Jeflea has saved 0% which is a useful statistic for in-game betting predictions.
• Performance overview: Over the last year Zhang has won 0% of matches played (W/L 0/ 9), with Jeflea winning 0% (W/L 0/ 0) that gives us an overall head-to head prediction overview.
• Best surface: Zhang has their best career surface win % on Hard, winning 60% (W/L 379/ 254), and worse career win % on Clay, winning 47% (W/L 82/ 93). Jeflea has their best career surface win % on Grass, winning 64% (W/L 16/ 9), and worse career win % on Hard, winning 39% (W/L 37/ 58).
• Player level: In the last year, Zhang has played most of their matches on the Masters series, winning 0% of matches (W/L 0/ 5), where as Jeflea has played most of their matches on the , winning 0% of matches (W/L / ). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
• Direct H2H matches: They have played 1 times before with Zhang winning 1 times and Jeflea being victorious 0 times. They have played 2 sets in total, with Zhang winning 2 and Jeflea winning 0. The last match between Zhang and Jeflea was at the AEGON Classic - Birmingham, 09-06-2012, Q1 round, Grass with Shuai Zhang getting the victory 6-4 6-2.
• Head to head match duration: In past head to head matches, the average match time between these players has been 1:1:30.
• Deciding set H2H prediction: Zhang and Jeflea have played a deciding set 0 times, with Zhang winning 0 times and Jeflea 0 times. Very useful for predicting the outcome if this match goes the distance.
• Head-to-Head extreme pressure situations: They have played 0 tiebreaks against each other with Zhang winning 0, and Jeflea 0.
• Opponent quality stats: Over the last 12 months, Zhang has played against opponents with an average rank of 216.67 while Jeflea has played against players with an average rank of .
• Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Zhang has won 0% of deciding sets over the last 12 months, while Jeflea has won 0% in all matches played on tour.
• Break point conversion: In recent form, Zhang has converted 37.14% of breakpoint opportunities, and Jeflea has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
• If you are interested in models that predict tennis matches, this article is a good start (Warning: Stats geeks only)