H2H data updated: 2026-09-13 00:00 UTC

Saori Obata vs Julia Vakulenko H2H: 2-0

Saori Obata holds a 2–0 lead over Julia Vakulenko in their WTA head-to-head. Across 2 main-draw meetings, Saori Obata leads 1–0 on carpet and 1–0 on hard courts. Most recently, Saori Obata won the 2004 Pan Pacific Open round of 32 7-5 6-3.

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Saori Obata
JPN Age 48 Right-Handed 165 cm / 5'5"
H2H
2 – 0
2 main-draw meetings
Julia Vakulenko
UKR Age 43 Right-Handed 183 cm / 6'0"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Saori Obata #40 7-5 6-3 Julia Vakulenko #77 Match data Feb 6, 2004* R32 Pan Pacific Open Tier I → modern equivalent WTA 1000 Carpet
Saori Obata #52 6-4 2-6 6-4 Julia Vakulenko #75 Match data Nov 6, 2003* R32 Pattaya Tier V → modern equivalent WTA 250 Hard

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Saori Obata #659 #39 836 1,666 42 77 35.3% 0 0 0 0 0 0
Julia Vakulenko #979 #31 916 1,730 51 76 40.2% 0 0 0 0 0 0

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Saori Obata Julia Vakulenko
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 — — — — — — — 2001 2–5 28.6% #132 1,492 0 0
18 1996 0–2 0.0% #300 1,469 0 0 2002 1–5 16.7% #132 1,468 0 0
19 1997 0–1 0.0% #228 1,455 0 0 2003 4–8 33.3% #94 1,502 0 0
20 1998 0–1 0.0% #216 1,440 0 0 2004 10–18 35.7% #130 1,476 0 0
21 1999 0–1 0.0% #455 1,431 0 0 2005 3–3 50.0% #185 1,522 0 0
22 2000 2–2 50.0% #174 1,458 0 0 2006 6–5 54.5% #120 1,587 0 0
23 2001 6–8 42.9% #94 1,512 0 0 2007 22–19 53.7% #32 1,724 0 0
24 2002 3–14 17.6% #126 1,461 0 0 2008 3–12 20.0% #354 1,568 0 0
25 2003 18–17 51.4% #49 1,641 0 0 2009 0–1 0.0% #156 1,554 0 0
26 2004 8–19 29.6% #109 1,488 0 0 — — — — — — —
27 2005 4–9 30.8% #110 1,497 0 0 — — — — — — —
28 2006 1–3 25.0% #289 1,501 0 0 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Saori Obata Julia Vakulenko
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
17 — — — — — — — — — — — — — — — — — 2001 1 1 2 50.0% 1 4 5 20.0% — — — — — — — —
18 1996 0 2 2 0.0% — — — — — — — — — — — — 2002 0 1 1 0.0% 1 4 5 20.0% — — — — — — — —
19 1997 0 1 1 0.0% — — — — — — — — — — — — 2003 1 5 6 16.7% 3 2 5 60.0% 0 1 1 0.0% — — — —
20 1998 0 1 1 0.0% — — — — — — — — — — — — 2004 6 8 14 42.9% 4 7 11 36.4% 0 2 2 0.0% 0 1 1 0.0%
21 1999 0 1 1 0.0% — — — — — — — — — — — — 2005 — — — — 2 2 4 50.0% 1 1 2 50.0% — — — —
22 2000 2 2 4 50.0% — — — — — — — — — — — — 2006 — — — — 6 4 10 60.0% 0 1 1 0.0% — — — —
23 2001 5 6 11 45.5% — — — — 0 1 1 0.0% 1 1 2 50.0% 2007 13 12 25 52.0% 7 5 12 58.3% 2 2 4 50.0% — — — —
24 2002 2 10 12 16.7% 0 1 1 0.0% 1 2 3 33.3% 0 1 1 0.0% 2008 2 5 7 28.6% 1 6 7 14.3% 0 1 1 0.0% — — — —
25 2003 17 12 29 58.6% 0 1 1 0.0% 1 3 4 25.0% 0 1 1 0.0% 2009 — — — — 0 1 1 0.0% — — — — — — — —
26 2004 3 14 17 17.6% 0 2 2 0.0% 4 2 6 66.7% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
27 2005 3 6 9 33.3% — — — — 0 2 2 0.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
28 2006 0 2 2 0.0% — — — — — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — —
Career — 32 57 89 36.0% 0 4 4 0.0% 6 10 16 37.5% 4 6 10 40.0% — 23 32 55 41.8% 25 35 60 41.7% 3 8 11 27.3% 0 1 1 0.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 15/79 of Saori Obata's and 72/114 of Julia Vakulenko's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Saori Obata Julia Vakulenko
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
19 — —/— — — — — — — — — — 2003 6/12 2.5 4.2 54.3% 69.0% 45.8% 57.4% 47.1% 58.3% 39.6%
20 — —/— — — — — — — — — — 2004 5/28 3.6 4.6 61.4% 68.3% 34.5% 44.4% 54.5% 54.6% 42.8%
21 — —/— — — — — — — — — — 2005 4/6 3.8 3.8 65.7% 71.7% 40.8% 64.6% 45.8% 61.0% 40.4%
22 — —/— — — — — — — — — — 2006 9/11 1.6 2.8 63.2% 59.1% 49.8% 43.3% 54.3% 55.0% 49.7%
23 — —/— — — — — — — — — — 2007 35/41 3.7 4.0 60.3% 65.0% 43.7% 49.6% 45.9% 56.1% 45.6%
24 — —/— — — — — — — — — — 2008 12/15 2.3 4.8 52.6% 61.4% 37.3% 49.5% 37.6% 49.5% 38.1%
25 2003 5/35 0.6 2.8 70.8% 52.6% 45.3% 51.2% 53.5% 50.3% 46.5% 2009 1/1 1.0 3.0 63.6% 52.4% 41.7% 33.3% 20.0% 48.5% 36.7%
26 2004 4/27 0.5 5.5 68.2% 52.6% 35.8% 38.5% 41.9% 46.6% 51.2% — —/— — — — — — — — — —
27 2005 2/13 0.5 2.5 73.0% 62.2% 40.9% 41.1% 25.0% 56.4% 39.4% — —/— — — — — — — — — —
28 2006 4/4 2.5 2.5 71.7% 60.6% 51.4% 57.3% 31.4% 56.9% 40.2% — —/— — — — — — — — — —
Career — 15/119 1.1 3.4 70.6% 56.0% 43.8% 48.1% 40.7% 51.9% 45.1% — 72/127 3.1 4.0 59.3% 64.4% 42.7% 49.7% 45.9% 55.1% 43.8%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Saori Obata Julia Vakulenko
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
17 — — — — — — — — — — — — — — — — 2001 1493 107.2 — — — — — +2 — 42.1% -0.32 1–4 (20%) 1–1 — -0.28
18 1996 1469 96.7 — — — — — — — 33.3% -0.67 0–2 0–1 — +0.30 2002 1468 100.2 — — — — — +1 — 23.1% -2.38 0–1 1–0 — +0.08
19 1997 1455 92.2 — — — — — — — 0.0% -5.00 — — — +0.11 2003 1502 115.0 +1.60 -1.26 0.949 48.8% -16 +36 — 38.5% -0.96 0–2 0–1 — -0.50
20 1998 1440 95.7 — — — — — — — 0.0% -3.50 — — — +0.16 2004 1477 114.2 -0.14 -0.77 0.943 48.8% +33 +33 — 41.0% -0.59 2–5 (29%) 5–3 (63%) 100.8 +0.59
21 1999 1431 100.5 — — — — — — — 0.0% -3.00 — — — -0.01 2005 1523 111.0 +0.98 -0.91 1.036 50.9% — +12 — 53.8% +0.31 0–1 1–1 — -0.16
22 2000 1459 104.9 — — — — +27 — — 44.4% -0.11 1–0 1–1 — +0.07 2006 1587 121.3 +0.51 +2.47 1.104 52.5% — +44 — 70.0% +1.10 0–2 2–0 — +0.61
23 2001 1512 122.7 — — — — +25 — — 46.9% +0.03 1–3 (25%) 1–2 (33%) 99.6 +0.30 2007 1724 140.9 +0.53 +1.87 1.040 50.5% -68 +9 -168 54.3% +0.49 10–6 (63%) 3–5 (38%) 106.8 +0.51
24 2002 1462 107.0 — — — — +2 — +91 24.3% -1.43 0–3 (0%) 0–4 (0%) 92.1 -0.56 2008 1569 101.1 -3.68 -3.86 0.755 43.8% +18 +42 — 30.3% -1.33 3–4 (43%) — — -0.51
25 2003 1642 127.3 -1.91 +0.72 0.936 48.1% +4 — -106 51.3% +0.28 4–4 (50%) 1–5 (17%) 98.2 +0.14 2009 1555 — +1.66 -1.69 0.713 41.5% — — — — — — — — -0.05
26 2004 1489 107.8 -2.44 +1.59 0.958 48.7% -21 — +92 33.3% -1.02 4–4 (50%) 1–2 (33%) 99.0 +1.03 — — — — — — — — — — — — — — — —
27 2005 1497 118.9 +0.68 -0.94 0.902 46.9% -7 — — 35.7% -0.25 0–2 1–2 (33%) — -0.13 — — — — — — — — — — — — — — — —
28 2006 1502 117.4 -0.93 -1.56 0.933 48.7% -13 — — 33.3% -1.00 0–1 — — -0.24 — — — — — — — — — — — — — — — —
Career — 1666 120.5 -1.44 +0.12 0.938 48.3% +1 — +31 38.9% -0.51 10–19 (34%) 5–17 (23%) 89.2 +0.98 — 1731 126.1 -0.09 +0.34 0.975 49.2% -22 +25 -168 45.8% -0.26 16–25 (39%) 13–11 (54%) 102.1 +0.23

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.