WTA Stat Leaders
The numbers behind the WTA rankings — who out-performs their points, who beats the odds, and who owns the serve and return battle. All figures cover the last 52 weeks of tour-level tennis.
Over-Performers
Match win % ÷ total-points win %. Above 1× = wins more than the points imply.
- 1
Sabalenka A.1.67× - 2
Rybakina E.1.49× - 3
Muchova K.1.43× - 4
Pegula J.1.42× - 5
Kostyuk M.1.42× - 6
Mboko V.1.41× - 7
Cirstea S.1.36× - 8
Gauff C.1.35× - 9
Svitolina E.1.33× - 10
Anisimova A.1.33×
Giant-Killers
Most wins as the pre-match underdog (the lower-rated player by Umpiry Rating).
- 1
Maria T.9upsets - 2
Parks A.7upsets - 3
Eala A.7upsets - 4
Kostyuk M.6upsets - 5
Frech M.6upsets - 6
Starodubtseva Y.5upsets - 7
Bondar A.5upsets - 8
Chwalinska M.5upsets - 9
Noskova L.5upsets - 10
Kalinskaya A.5upsets
Dominance Ratio
Return points won ÷ service points lost — the all-court dominance measure.
- 1
Sabalenka A.1.20 - 2
Rybakina E.1.19 - 3
Pegula J.1.17 - 4
Swiatek I.1.16 - 5
Kostyuk M.1.16 - 6
Andreeva M.1.16 - 7
Bencic B.1.14 - 8
Osaka N.1.13 - 9
Muchova K.1.12 - 10
Cirstea S.1.12
Cleanest Servers
Fewest double faults per match.
- 1
Volynets K.1.09DF/m - 2
Kartal S.1.11DF/m - 3
Muchova K.1.47DF/m - 4
Paolini J.1.73DF/m - 5
Yuan Y.1.79DF/m - 6
Putintseva Y.1.81DF/m - 7
Bondar A.1.91DF/m - 8
Cirstea S.1.96DF/m - 9
Pegula J.2.02DF/m - 10
Zarazua R.2.05DF/m
Biggest Serves
Most aces per match.
- 1
Zheng Q.9.0aces/m - 2
Rybakina E.7.1aces/m - 3
Sun L.6.5aces/m - 4
Tauson C.6.3aces/m - 5
Osaka N.6.2aces/m - 6
Noskova L.6.1aces/m - 7
Masarova R.5.9aces/m - 8
Parks A.5.7aces/m - 9
Krueger A.5.6aces/m - 10
Li A.5.5aces/m
Best First Serve
Highest share of points won behind the first serve.
- 1
Rybakina E.74%1st won - 2
Zheng Q.73%1st won - 3
Osaka N.72%1st won - 4
Noskova L.71%1st won - 5
Sabalenka A.71%1st won - 6
Kostyuk M.70%1st won - 7
Krejcikova B.70%1st won - 8
Badosa P.70%1st won - 9
Masarova R.70%1st won - 10
Sun L.70%1st won
Best Break-Point Savers
Highest share of break points saved on serve.
- 1
Parry D.65%BP saved - 2
Rybakina E.64%BP saved - 3
Sabalenka A.63%BP saved - 4
Charaeva A.62%BP saved - 5
Svitolina E.62%BP saved - 6
Townsend T.62%BP saved - 7
Kostyuk M.61%BP saved - 8
Zheng Q.61%BP saved - 9
Fernandez L.60%BP saved - 10
Bencic B.60%BP saved
Best Break-Point Converters
Highest share of break points converted on return.
- 1
Starodubtseva Y.57%BP won - 2
Osorio C.57%BP won - 3
Korpatsch T.56%BP won - 4
Sakatsume H.56%BP won - 5
Raducanu E.55%BP won - 6
Chwalinska M.54%BP won - 7
Kasatkina D.54%BP won - 8
Kawa K.54%BP won - 9
Charaeva A.53%BP won - 10
Osaka N.53%BP won
Leaders are recomputed daily over a rolling 52-week window of ATP/WTA main-tour matches. Over-performance and double-fault rates use matches with detailed point data; Dominance Ratio uses opponent-adjusted serve/return percentages. See the methodology.