Katerina Siniakova vs Sayaka Ishii Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
K. Siniakova vs S. Ishii
Katerina Siniakova
CZE
w
w
l
l
w
w
w
w
w
l
1
Win
1
Played
0
Win
29
Age
20
1.74m
Height
-
49
C. Rank
373
27
Best Rank
188
5
Total Titles
0
0
YTD Titles
0
$4.2M
Career Money
$75.0K
Right-handed (two-handed backhand)
Plays
-
Sayaka Ishii
JPN
l
w
w
l
w
l
l
w
w
l
1
Win
1
Played
0
Win
29
Age
20
1.74m
Height
-
49
C. Rank
373
27
Best Rank
188
5
Total Titles
0
0
YTD Titles
0
$4.2M
Career Money
$75.0K
Right-handed (two-handed backhand)
Plays
-
Head-to-head: Siniakova 1 - 0 Ishii
They have played 3 sets in total, with Katerina Siniakova winning 2 and Sayaka Ishii winning 1. The last match between Katerina Siniakova and Sayaka Ishii was at the Tennis in the Land - Cleveland, 20-08-2024, Round: R1, Surface: Hard, with Katerina Siniakova getting the victory 6-7(5) 6-3 7-6(5).
| Players | Head To Head Match Wins |
|---|---|
| Siniakova | 1 |
| Ishii | 0 |
Last 1 H2H Matches:
(R1) Tennis in the Land - Cleveland(08-20-24)
Katerina Siniakova
6
6
7
Sayaka Ishii
7
3
6
K. Siniakova vs S. Ishii H2H Profile
| Stats | ||
|---|---|---|
| $4,196,015 | Career Prize Money | $75,020 |
| 58.56% (407-288) | Career Total W/L | 61.58% (109-68) |
| 1 | Hard | 0 |
| 15 | Titles | 1 |
| 1 | Total H2H Matches | 0 |
| 44.74% (17-21) | YTD Win/Loss | 0.00% (0-1) |
K. Siniakova vs S. Ishii Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Katerina Siniakova has won 40.06% of points on their second serve, while Sayaka Ishii has won 40.76%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Katerina Siniakova, in recent form, has won 50.00% of their opponent's second serve points, while Sayaka Ishii has won 51.74%. The same stats for first serve returns are 30.44% and 31.79% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Katerina Siniakova has saved 50.00% of breakpoints in recent form, whereas Sayaka Ishii has saved 54.05% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Katerina Siniakova has won 62.71% of matches played (W/L 37/22), with Sayaka Ishii winning 52.78% (W/L 19/17) that gives us an overall head-to head prediction overview.
- Best surface: Katerina Siniakova has their best career surface win % on Clay, winning 62% (W/L 130/80), and worse career win % on Hard, winning 56% (W/L 179/143). Sayaka Ishii has their best career surface win % on I.hard, winning 62% (W/L 9/5), and worse career win % on Grass, winning 50% (W/L 5/5).
- Player level: In the last year, Katerina Siniakova has played most of their matches on the Main tour, winning 64.29% of matches (W/L 18/10), where as Sayaka Ishii has played most of their matches on the Challengers/ITF tournaments > $10K, winning 58.06% of matches (W/L 18/13). 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 Katerina Siniakova winning 1 times and Sayaka Ishii being victorious 0 times. They have played 3 sets in total, with Katerina Siniakova winning 2 and Sayaka Ishii winning 1.
- The last match between Katerina Siniakova and Sayaka Ishii was at the Tennis in the Land - Cleveland, 20-08-2024, Round: R1, Surface: Hard, with Katerina Siniakova getting the victory 6-7(5) 6-3 7-6(5).
- Head to head match duration: In past head to head matches, the average match time between these players has been 2:49:42.
- Opponent quality stats: Over the last 12 months, Katerina Siniakova has played against opponents with an average rank of 122.07 while Sayaka Ishii has played against players with an average rank of 242.33.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Katerina Siniakova has won 43% of deciding sets over the last 12 months, while Sayaka Ishii has won 91% in all matches played on tour.
- Break point conversion: In recent form, Katerina Siniakova has converted 35.29% of breakpoint opportunities, and Sayaka Ishii has converted 36.00% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Katerina Siniakova vs Sayaka Ishii Editorial Preview By TennisTipster88.
K. Siniakova vs S. Ishii H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 1 |
| 19 | Games Won | 16 |
| 10 | Aces (Total) | 0 |
| 10 | Total Double Faults | 5 |
| 2:49:42 | Average Match Time | 2:49:42 |
| 62% (73/118) | 1st Serve % | 60% (67/112) |
| 66% (48/73) | 1st Serve Win % | 58% (39/67) |
| 53% (24/45) | 2nd Serve Win % | 51% (23/45) |
| 50% (6/12) | Break Pts Won % | 36% (5/14) |
| 45% (50/112) | Return Points Win % | 39% (46/118) |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | Deciding Set Win % | 0% (0/1) |
| 0% (0/0) | 1st Set Won, Won Match | 0% (0/1) |
| 0% (0/0) | 1st Set Won, Lost Match | 100% (1/1) |
| 100% (1/1) | 1st Set Lost, Won Match | 0% (0/0) |
Recent Performance Stats
2nd Serve Win %: Siniakova 45%, Ishii 45%.
Opp 2nd Serve Pts Won: Siniakova 56%, Ishii 55%.
Break Points Saved %: Siniakova 56%, Ishii 52%.
K. Siniakova Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| Wuhan Open - Wuhan - 06-10-2025 | ||||
QF  Jessica PegulaJ. Pegula | L | 2-6 6-0 6-3 | ||
R3 Iva JovicI. Jovic | W | 7-5 6-3 | ||
R2  Maya JointM. Joint | W | 6-3 6-1 | ||
R1  Diana ShnaiderD. Shnaider | W | 6-4 6-4 | ||
Q3  Yafan WangY. Wang | W | 6-3 7-5 | ||
S. Ishii Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 Hall of Fame Open - Newport - 07-07-2025 | ||||
QF  Tatjana MariaT. Maria | L | 6-3 6-1 | ||
R2 Destanee AiavaD. Aiava | W | 3-6 6-3 6-3 | ||
R1 Hanna ChangH. Chang | W | 6-1 4-6 7-5 | ||
| Wimbledon - London - 30-06-2025 | ||||
Q1  Kathinka Von DeichmannK. Von | L | 7-5 6-1 | ||
| Lexus Ilkley Open - Ilkley - 09-06-2025 | ||||
Q3  Valentina RyserV. Ryser | L | 6-4 7-5 | ||
K. Siniakova vs S. Ishii Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 58.56% (407/288) | YTD Win/Loss | 61.58% (109/68) |
| 56.94% (927/701) | Sets Win/Loss | 57.84% (236/172) |
| 52.69% (7904/7097) | Games Win/Loss | 53.41% (2015/1758) |
| 55.59% (179/143) | Hard Win/Loss | 62.81% (76/45) |
| 61.90% (130/80) | Clay Win/Loss | 61.29% (19/12) |
| 61.86% (60/37) | Indoor Hard W/L | 60.00% (9/6) |
| 57.58% (38/28) | Grass Win/Loss | 50.00% (5/5) |
| 0.18 | Aces Per Game | 0.15 |
| 1343 | Aces Total | 285 |
| 0.36 | Double Faults Per Game | 0.39 |
| 2675 | Total Double Faults | 709 |
| 1:28:54 | Average Match Time | 1:45:3 |
| 385.52 | Average Opponent Rank | 404.23 |
| 62% (26858/43522) | 1st Serve % | 62% (7100/11494) |
| 63% (16925/26858) | 1st Serve Win % | 63% (4502/7100) |
| 45% (7437/16665) | 2nd Serve Win % | 45% (1975/4394) |
| 47% (2604/5513) | Break Points Won % (Total) | 49% (676/1379) |
| 45% (19869/43711) | Return Points Win % | 46% (5170/11296) |
| 44.71% (38/47) | Slam W/L | 25.00% (1/3) |
| 47.55% (68/75) | Masters W/L | 0.00% (0/2) |
| 62.50% (5/3) | Cups W/L | 0% (0/0) |
| 58.95% (191/133) | Main Tour W/L | 60.00% (6/4) |
| 77.97% (92/26) | Challenger W/L | 62.67% (94/56) |
| 76.47% (13/4) | Futures W/L | 72.73% (8/3) |
| 59% (403/685) | Best of 3 Sets Win % | 62% (107/173) |
| 0% (0/3) | Best of 5 Sets Win % | 0% (0/2) |
| 59% (86/146) | Tiebreaks Win % (Total) | 50% (17/34) |
| 53% (130/244) | Deciding Set Win % | 67% (37/55) |
| 86% (400/345) | 1st Set Won, Won Match | 87% (98/85) |
| 14% (400/55) | 1st Set Won, Lost Match | 12% (98/12) |
| 21% (294/63) | 1st Set Lost, Won Match | 30% (79/24) |
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