Katerina Stewart vs Ena Koike Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
K. Stewart vs E. Koike

Katerina Stewart

USA

1

Win

Played

0

Win

Age

Height

878

C. Rank

568

158

Best Rank

528

Total Titles

YTD Titles

$17.3K

Career Money

Plays

Ena Koike

JPN

1

Win

Played

0

Win

Age

Height

878

C. Rank

568

158

Best Rank

528

Total Titles

YTD Titles

$17.3K

Career Money

Plays

Head-to-head: Stewart 1 - 0 Koike

They have played 2 sets in total, with Katerina Stewart winning 2 and Ena Koike winning 0. The last match between Katerina Stewart and Ena Koike was at the W25 Guayaquil, 25-04-2023, Round: R1, Surface: Clay, with Katerina Stewart getting the victory 7-6(3) 6-1.

Players	Head To Head Match Wins
Stewart	1
Koike	0

Last 1 H2H Matches:

(R1) W25 Guayaquil(04-25-23)

Stats

Katerina Stewart

Ena Koike

K. Stewart vs E. Koike H2H Profile

K. Stewart	Stats	E. Koike
$17,254	Career Prize Money	$0
63.79% (222-126)	Career Total W/L	54.84% (68-56)
1	Clay	0
13	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

K. Stewart vs E. Koike Match Preview:

Second serve performance recent form: In recent form (last 6 months), Katerina Stewart has won 0% of points on their second serve, while Ena Koike has won 44.12%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Katerina Stewart, in recent form, has won 0% of their opponent's second serve points, while Ena Koike has won 48.82%. The same stats for first serve returns are 0% and 28.93% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Katerina Stewart has saved 0% of breakpoints in recent form, whereas Ena Koike has saved 52.56% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Katerina Stewart has won 0% of matches played (W/L 0/0), with Ena Koike winning 55.77% (W/L 29/23) that gives us an overall head-to head prediction overview.
Best surface: Katerina Stewart has their best career surface win % on Clay, winning 68% (W/L 175/82), and worse career win % on Grass, winning 0% (W/L 0/1). Ena Koike has their best career surface win % on I.hard, winning 68% (W/L 4/2), and worse career win % on Clay, winning 52% (W/L 13/12).
Player level: In the last year, Katerina Stewart has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Ena Koike has played most of their matches on the Challengers/ITF tournaments > $10K, winning 58.14% of matches (W/L 25/18). 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 Stewart winning 1 times and Ena Koike being victorious 0 times. They have played 2 sets in total, with Katerina Stewart winning 2 and Ena Koike winning 0.
The last match between Katerina Stewart and Ena Koike was at the W25 Guayaquil, 25-04-2023, Round: R1, Surface: Clay, with Katerina Stewart getting the victory 7-6(3) 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:38:0.
Opponent quality stats: Over the last 12 months, Katerina Stewart has played against opponents with an average rank of 0 while Ena Koike has played against players with an average rank of 379.12.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Katerina Stewart has won 0% of deciding sets over the last 12 months, while Ena Koike has won 41% in all matches played on tour.
Break point conversion: In recent form, Katerina Stewart has converted 0% of breakpoint opportunities, and Ena Koike has converted 35.54% 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 Stewart vs Ena Koike Editorial Preview By TennisTipster88.

K. Stewart vs E. Koike H2H Stats Used In Our Predictions

K. Stewart	Stats	E. Koike
1	H2H Matches Won	0
2	Sets Won	0
13	Games Won	7
3	Aces (Total)	3
1	Total Double Faults	3
1:38:0	Average Match Time	1:38:0
76% (45/59)	1st Serve %	61% (39/64)
78% (35/45)	1st Serve Win %	59% (23/39)
57% (8/14)	2nd Serve Win %	48% (12/25)
60% (3/5)	Break Pts Won %	100% (1/1)
45% (29/64)	Return Points Win %	27% (16/59)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

K. Stewart Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W25 Florence - 09-10-2023
Q1 Luiza FullanaL. Fullana	L	7-6(4) 6-3	Stats
W25 Mendoza - 02-10-2023
R1 Selena JanicijevicS. Janicijevic	L	6-2 6-3	Stats
W25 Lujan - 25-09-2023
R1 Solana SierraS. Sierra	L	6-2 6-3	Stats
W25 Junin - 31-07-2023
SF Solana SierraS. Sierra	L	6-3 6-1	Stats
QF Victoria RodriguezV. Rodriguez	W	6-4 6-4	Stats

View All

E. Koike Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Yokohama - 24-11-2025
R1 Viktoria MorvayovaV. Morvayova	L	6-1 3-6 6-4	Stats
Q3 Erika SemaE. Sema	W	6-0 6-3	Stats
Q1 Natsuho ArakawaN. Arakawa	W	6-7(6) 6-2 6-4	Stats
W100 Takasaki - 17-11-2025
R1 Hikaru SatoH. Sato	L	3-6 6-2 6-4	Stats
W100 Irapuato - 27-10-2025
R2 Hanne VandewinkelH. Vandewinkel	L	6-4 6-3	Stats

View All

K. Stewart vs E. Koike Stats Breakdown Vs All H2H Opponents

K. Stewart	Stats	E. Koike
63.79% (222/126)	YTD Win/Loss	54.84% (68/56)
61.72% (487/302)	Sets Win/Loss	55.40% (159/128)
55.73% (3901/3099)	Games Win/Loss	53.15% (1392/1227)
52.22% (47/43)	Hard Win/Loss	54.84% (51/42)
68.09% (175/82)	Clay Win/Loss	52.00% (13/12)
0% (0/0)	Indoor Hard W/L	66.67% (4/2)
0.00% (0/1)	Grass Win/Loss	0% (0/0)
0.07	Aces Per Game	0.13
226	Aces Total	168
0.19	Double Faults Per Game	0.33
662	Total Double Faults	427
1st Match	Average Match Time	1:28:50
562.41	Average Opponent Rank	367.85
68% (8838/13058)	1st Serve %	60% (4260/7087)
59% (5250/8838)	1st Serve Win %	63% (2703/4260)
45% (1893/4220)	2nd Serve Win %	47% (1316/2827)
50% (898/1808)	Break Points Won % (Total)	46% (366/796)
48% (6482/13433)	Return Points Win %	44% (3069/6977)
11.11% (1/8)	Slam W/L	0% (0/0)
0% (0/0)	Masters W/L	0.00% (0/1)
22.22% (2/7)	Main Tour W/L	0.00% (0/4)
60.00% (141/94)	Challenger W/L	55.79% (53/42)
82.11% (78/17)	Futures W/L	62.50% (15/9)
64% (219/343)	Best of 3 Sets Win %	55% (68/123)
100% (2/2)	Best of 5 Sets Win %	0% (0/0)
49% (34/69)	Tiebreaks Win % (Total)	59% (17/29)
54% (51/94)	Deciding Set Win %	43% (17/40)
90% (212/190)	1st Set Won, Won Match	88% (65/57)
10% (212/22)	1st Set Won, Lost Match	12% (65/8)
24% (136/33)	1st Set Lost, Won Match	19% (59/11)