Kimberly Birrell vs Ya-Yi Yang Head-to-Head Stats, Results & Performance Comparison

• On second serve performance over the last six months, Kimberly Birrell marginally outperformed Ya-Yi Yang, winning 37.32% compared to Yang's 36.51%.
• When it comes to returning second serves, Birrell again leads with a success rate of 52.63%, slightly better than Yang's 51.00%.
• In first serve return games, Ya-Yi Yang holds an advantage, winning 32.19% of points compared to Kimberly Birrell's 29.55%.
• Under pressure, Birrell has proved more resilient, saving 54.65% of breakpoints, surpassing Yang's 42.62%, offering insights for crucial game moments.
• Over the past year, Birrell boasts a higher overall match win rate at 57.97%, versus Yang's 55.77%.
• Comparing surfaces, Birrell excels on Hard courts with a win rate of 58%, while Yang's best is Clay, achieving the same winning percentage.
• Perhaps surprising, Kimberly Birrell's weakest surface is indoor hard courts at 27% win rate, whereas Ya-Yi Yang struggles on Grass, winning 40% of matches.
• Regarding match levels, Birrell has been more involved in Main tour events, winning 59.26%, compared to Yang's participation primarily in Developmental tournaments, with a slightly lower rate.
• Birrell's opponents have been of higher caliber on average, with an opponent rank of 160.78, while Yang's opponents, on average, rank lower at 439.31.
• If the match extends into a deciding set, Yang has a narrow edge, winning 50% of these, as opposed to Birrell's 48% success rate.
• An interesting point of comparison is their break point conversion rate, where Ya-Yi Yang has been superior, converting 45.24% of break chances, whereas Kimberly Birrell achieves 37.32%.

Editorial Prediction (November 21, 2025, UTC):

Both Kimberly Birrell and Ya-Yi Yang display competitive statistics, with Birrell having a slight upper hand in several key performance areas such as second serve points won and successful return of second serves.

Despite Yang having a better first serve return rate and break point conversion, Birrell shows greater resilience under pressure with her superior breakpoint save percentage, pointing to a potentially crucial advantage in tight situations during the match.

Additionally, Birrell's experience against higher-ranked opponents and her stronger record on Hard courts could prove pivotal, especially as this is her best surface.

Considering these factors, Kimberly Birrell emerges as the slight favorite to win the upcoming match, with her comprehensive strengths potentially outweighing Ya-Yi Yang's notable areas of excellence.