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

Cagla Buyukakcay vs Kai-Chen Chang H2H: 1-0

Cagla Buyukakcay holds a 1–0 lead over Kai-Chen Chang in their WTA head-to-head. Across 1 main-draw meeting, Cagla Buyukakcay leads 1–0 on hard courts. Most recently, Cagla Buyukakcay won the 2016 Kuala Lumpur second round 7-5 6-3.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Cagla Buyukakcay
Turkey Age 36 Right-Handed 172 cm / 5'8"
H2H
1 – 0
1 main-draw meetings
Kai-Chen Chang
Chinese Taipei Age 35 Right-Handed 167 cm / 5'6"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Cagla Buyukakcay #128 7-5 6-3 Kai-Chen Chang #153 Match data Mar 4, 2016* R16 Kuala Lumpur International → 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
Cagla Buyukakcay #426 #60 980 1,613 22 53 29.3% 0 0 0 0 1 1
Kai-Chen Chang #1,233 #82 808 1,646 32 59 35.2% 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 Cagla Buyukakcay Kai-Chen Chang
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 2005 0–1 0.0% — 1,483 0 0 — — — — — — —
18 2008 0–1 0.0% #388 1,468 0 0 2009 5–5 50.0% #94 1,558 0 0
19 2009 0–1 0.0% #280 1,456 0 0 2010 9–15 37.5% #117 1,565 0 0
20 2010 0–1 0.0% #191 1,447 0 0 2011 1–8 11.1% #148 1,488 0 0
21 — — — — — — — 2012 9–11 45.0% #86 1,579 0 0
22 — — — — — — — 2013 1–4 20.0% #621 1,531 0 0
23 2013 0–1 0.0% #158 1,438 0 0 — — — — — — —
24 2014 3–6 33.3% #137 1,442 0 0 2015 1–2 33.3% #134 1,529 0 0
25 2015 2–8 20.0% #126 1,423 0 0 2016 3–4 42.9% #131 1,602 0 0
26 2016 12–12 50.0% #83 1,528 0 1 2017 2–9 18.2% #219 1,536 0 0
27 2017 4–10 28.6% #160 1,513 0 1 2018 1–1 50.0% #401 1,536 0 0
28 2018 0–3 0.0% #264 1,522 0 1 — — — — — — —
29 2019 0–2 0.0% #179 1,533 0 1 — — — — — — —
30 2020 0–2 0.0% #178 1,560 0 1 — — — — — — —
31 2021 0–4 0.0% #241 1,513 0 1 — — — — — — —
33 2023 1–1 50.0% #382 1,471 0 1 — — — — — — —

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 Cagla Buyukakcay Kai-Chen Chang
Yr HardClayGrass Yr HardClayGrass
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
15 2005 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
18 2008 — — — — 0 1 1 0.0% — — — — 2009 5 5 10 50.0% — — — — — — — —
19 2009 0 1 1 0.0% — — — — — — — — 2010 7 9 16 43.8% 1 4 5 20.0% 1 2 3 33.3%
20 2010 0 1 1 0.0% — — — — — — — — 2011 1 5 6 16.7% 0 1 1 0.0% 0 2 2 0.0%
21 — — — — — — — — — — — — — 2012 9 8 17 52.9% 0 1 1 0.0% 0 2 2 0.0%
22 — — — — — — — — — — — — — 2013 1 4 5 20.0% — — — — — — — —
23 2013 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
24 2014 2 5 7 28.6% 1 1 2 50.0% — — — — 2015 1 2 3 33.3% — — — — — — — —
25 2015 2 5 7 28.6% 0 3 3 0.0% — — — — 2016 3 4 7 42.9% — — — — — — — —
26 2016 5 6 11 45.5% 7 4 11 63.6% 0 2 2 0.0% 2017 2 7 9 22.2% 0 1 1 0.0% 0 1 1 0.0%
27 2017 0 5 5 0.0% 4 5 9 44.4% — — — — 2018 1 1 2 50.0% — — — — — — — —
28 2018 0 1 1 0.0% 0 2 2 0.0% — — — — — — — — — — — — — — — — —
29 2019 — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
30 2020 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
31 2021 0 2 2 0.0% 0 2 2 0.0% — — — — — — — — — — — — — — — — —
33 2023 — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — —
Career — 9 28 37 24.3% 13 23 36 36.1% 0 2 2 0.0% — 30 45 75 40.0% 1 7 8 12.5% 1 7 8 12.5%

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 70/74 of Cagla Buyukakcay's and 84/91 of Kai-Chen Chang'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 Cagla Buyukakcay Kai-Chen Chang
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%
18 2008 1/1 2.0 11.0 64.2% 69.1% 26.3% 40.0% 62.5% 53.8% 39.5% 2009 9/10 1.0 4.1 64.7% 59.0% 43.6% 58.2% 54.3% 53.4% 47.7%
19 2009 1/1 0.0 3.0 62.1% 40.7% 48.5% 30.8% 45.5% 43.7% 47.4% 2010 22/24 1.6 6.8 58.9% 58.6% 41.8% 54.0% 46.2% 51.7% 44.6%
20 2010 1/1 3.0 7.0 58.3% 61.9% 26.7% 33.3% 33.3% 47.2% 45.9% 2011 9/9 1.7 4.6 63.3% 61.6% 39.8% 49.4% 42.5% 53.4% 40.5%
21 — —/— — — — — — — — — — 2012 18/20 1.8 5.3 59.7% 62.2% 41.6% 43.4% 47.6% 54.1% 43.1%
22 — —/— — — — — — — — — — 2013 4/5 0.5 7.3 58.3% 63.2% 38.3% 61.1% 54.1% 52.8% 44.6%
23 2013 1/1 1.0 2.0 50.0% 35.7% 46.4% 45.5% 50.0% 41.1% 32.5% — —/— — — — — — — — — —
24 2014 6/9 1.0 2.2 77.4% 57.8% 48.3% 49.0% 66.6% 55.9% 41.8% 2015 2/3 2.0 3.0 62.9% 55.7% 48.8% 62.9% 52.6% 53.0% 47.3%
25 2015 10/10 1.1 1.4 70.7% 56.7% 44.8% 46.6% 42.1% 53.2% 39.2% 2016 7/7 1.6 7.1 57.2% 62.9% 41.9% 56.2% 48.6% 54.3% 47.2%
26 2016 23/24 0.9 2.1 72.8% 60.3% 44.0% 51.9% 53.3% 56.2% 43.8% 2017 11/11 2.0 7.5 57.6% 55.9% 34.9% 51.1% 38.8% 46.9% 39.9%
27 2017 14/14 0.8 1.9 72.2% 51.3% 46.6% 50.0% 44.8% 50.5% 39.6% 2018 2/2 1.0 5.5 63.9% 60.4% 38.2% 56.7% 60.0% 52.2% 50.9%
28 2018 3/3 0.0 1.3 73.7% 46.1% 30.8% 31.0% 35.0% 42.0% 39.6% — —/— — — — — — — — — —
29 2019 2/2 0.0 1.5 63.9% 53.8% 36.3% 43.8% 37.5% 47.5% 40.6% — —/— — — — — — — — — —
30 2020 2/2 0.0 4.5 74.3% 53.9% 30.5% 57.7% 73.3% 47.8% 40.6% — —/— — — — — — — — — —
31 2021 4/4 0.0 3.0 70.6% 54.0% 39.4% 42.2% 19.1% 49.9% 34.3% — —/— — — — — — — — — —
33 2023 2/2 0.5 2.0 78.0% 54.7% 36.4% 44.4% 45.0% 50.7% 45.8% — —/— — — — — — — — — —
Career — 70/75 0.8 2.3 71.8% 55.8% 42.9% 48.0% 48.0% 52.4% 41.1% — 84/91 1.6 6.0 60.0% 59.9% 40.8% 52.1% 47.1% 52.3% 44.0%

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 Cagla Buyukakcay Kai-Chen Chang
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
15 2005 1483 94.6 — — — — — — — 0.0% -4.50 — — — +0.10 — — — — — — — — — — — — — — — —
18 2008 1468 99.2 -1.12 -0.54 0.855 47.4% — — — 33.3% -1.00 0–1 0–1 — +0.07 2009 1558 119.4 -1.06 +1.66 1.024 50.6% +11 — — 50.0% +0.08 2–2 (50%) 2–2 (50%) 102.0 +0.20
19 2009 1457 96.7 -2.02 +3.84 0.842 45.5% — — — 33.3% -2.33 0–1 — — +0.02 2010 1565 115.7 -2.81 +0.01 0.923 48.1% +27 -48 +36 41.1% -0.68 3–7 (30%) 1–0 — -0.25
20 2010 1447 101.4 -4.34 0.00 0.870 46.5% — — — 0.0% -1.50 — 0–1 — 0.00 2011 1489 107.6 -1.48 -2.00 0.870 47.1% +59 — — 27.3% -1.55 0–4 (0%) 1–0 — +0.22
21 — — — — — — — — — — — — — — — — 2012 1579 117.3 -2.25 -0.69 0.939 48.7% +62 — — 44.2% -0.47 2–3 (40%) 4–2 (67%) 100.8 -0.04
22 — — — — — — — — — — — — — — — — 2013 1532 98.7 -1.81 -0.42 0.946 49.0% +42 — — 25.0% -1.17 1–1 0–2 — +0.21
23 2013 1439 95.4 -4.52 -3.14 0.552 37.5% — — — 0.0% -5.00 — — — -0.03 — — — — — — — — — — — — — — — —
24 2014 1443 104.7 -0.68 +0.08 0.946 49.6% +20 — — 33.3% -0.83 0–2 0–2 — +0.25 2015 1529 107.9 -0.55 -0.03 1.007 50.3% +36 — — 33.3% -0.33 — — — -0.01
25 2015 1423 111.8 -1.87 -2.44 0.838 46.4% +37 +52 — 26.1% -1.39 1–2 (33%) 1–4 (20%) 97.2 -0.22 2016 1603 113.2 -1.35 +0.69 1.031 50.7% +29 — — 41.2% +0.18 2–1 (67%) — — +0.28
26 2016 1529 118.4 -0.08 +0.21 1.000 50.1% -35 +83 — 50.0% +0.06 3–3 (50%) 2–4 (33%) 100.3 -0.09 2017 1537 106.9 -5.20 -1.20 0.751 43.4% +36 — — 17.4% -2.39 1–0 1–1 — -0.21
27 2017 1513 103.4 -3.91 -1.84 0.800 45.3% -77 +91 — 36.4% -1.36 1–4 (20%) 4–1 (80%) 98.4 -0.02 2018 1536 102.0 -0.12 -0.26 1.065 51.5% — — — 50.0% +0.50 — 0–1 — +0.27
28 2018 1522 102.5 -2.80 -0.42 0.682 40.8% — — — 0.0% -3.50 — — — -0.23 — — — — — — — — — — — — — — — —
29 2019 1533 105.1 -1.34 -0.45 0.773 44.1% — — — 0.0% -2.75 — 0–1 — -0.22 — — — — — — — — — — — — — — — —
30 2020 1560 107.9 -2.62 +0.10 0.777 45.3% — — — 20.0% -1.20 0–1 — — -0.08 — — — — — — — — — — — — — — — —
31 2021 1513 99.5 -0.59 -0.91 0.685 42.6% — — — 11.1% -3.22 0–1 1–0 — -0.38 — — — — — — — — — — — — — — — —
33 2023 1472 97.9 -1.98 -1.25 0.927 48.8% — — — 50.0% -0.50 — 0–1 — -0.04 — — — — — — — — — — — — — — — —
34 2024 1459 — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
35 2025 1411 — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
36 2026 1393 — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 1613 110.3 -1.63 -0.75 0.865 47.0% -12 +82 — 33.9% -1.13 5–15 (25%) 8–15 (35%) 89.7 -1.16 — 1646 117.6 -2.39 -0.31 0.921 48.2% +38 -48 +36 37.7% -0.76 11–18 (38%) 9–8 (53%) 98.4 +0.74

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.