Siyoen Sim vs Yujin Kim Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Sim vs Y. Kim

Siyoen Sim

KOR

1

Win

Played

0

Win

Age

Height

C. Rank

823

Best Rank

766

Total Titles

YTD Titles

Career Money

Plays

Yujin Kim

KOR

1

Win

Played

0

Win

Age

Height

C. Rank

823

Best Rank

766

Total Titles

YTD Titles

Career Money

Plays

Head-to-head: Sim 1 - 0 Kim

They have played 2 sets in total, with Siyoen Sim winning 2 and Yujin Kim winning 0. The last match between Siyoen Sim and Yujin Kim was at the W15 Maanshan, 09-07-2025, Round: R1, Surface: I.hard, with Siyoen Sim getting the victory 6-4 6-3.

Players	Head To Head Match Wins
Sim	1
Kim	0

Last 1 H2H Matches:

(R1) W15 Maanshan(07-09-25)

Stats

Siyoen Sim

Yujin Kim

S. Sim vs Y. Kim H2H Profile

S. Sim	Stats	Y. Kim
$0	Career Prize Money	$0
64.29% (9-5)	Career Total W/L	47.57% (49-54)
1	Indoor	0
0	Titles	1
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

S. Sim vs Y. Kim Match Preview:

Second serve performance recent form: In recent form (last 6 months), Siyoen Sim has won 51.61% of points on their second serve, while Yujin Kim has won 42.12%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Siyoen Sim, in recent form, has won 48.94% of their opponent's second serve points, while Yujin Kim has won 49.26%. The same stats for first serve returns are 31.37% and 33.61% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Siyoen Sim has saved 14.29% of breakpoints in recent form, whereas Yujin Kim has saved 46.80% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Siyoen Sim has won 64.29% of matches played (W/L 9/5), with Yujin Kim winning 55.00% (W/L 22/18) that gives us an overall head-to head prediction overview.
Best surface: Siyoen Sim has their best career surface win % on I.hard, winning 75% (W/L 6/2), and worse career win % on Hard, winning 50% (W/L 3/3). Yujin Kim has their best career surface win % on I.hard, winning 75% (W/L 6/3), and worse career win % on Grass, winning 0% (W/L 0/2).
Player level: In the last year, Siyoen Sim has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 64.29% of matches (W/L 9/5), where as Yujin Kim has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 65.38% of matches (W/L 17/9). 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 Siyoen Sim winning 1 times and Yujin Kim being victorious 0 times. They have played 2 sets in total, with Siyoen Sim winning 2 and Yujin Kim winning 0.
The last match between Siyoen Sim and Yujin Kim was at the W15 Maanshan, 09-07-2025, Round: R1, Surface: I.hard, with Siyoen Sim getting the victory 6-4 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:29:35.
Opponent quality stats: Over the last 12 months, Siyoen Sim has played against opponents with an average rank of 141.29 while Yujin Kim has played against players with an average rank of 426.75.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Siyoen Sim has won 50% of deciding sets over the last 12 months, while Yujin Kim has won 86% in all matches played on tour.
Break point conversion: In recent form, Siyoen Sim has converted 50.00% of breakpoint opportunities, and Yujin Kim has converted 34.52% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Siyoen Sim vs Yujin Kim Editorial Preview By TennisTipster88.

S. Sim vs Y. Kim H2H Stats Used In Our Predictions

S. Sim	Stats	Y. Kim
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	7
1	Aces (Total)	0
3	Total Double Faults	2
1:29:35	Average Match Time	1:29:35
50% (30/60)	1st Serve %	74% (45/61)
77% (23/30)	1st Serve Win %	53% (24/45)
53% (16/30)	2nd Serve Win %	50% (8/16)
100% (4/4)	Break Pts Won %	50% (2/4)
48% (29/61)	Return Points Win %	35% (21/60)
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

S. Sim Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W15 Yeongwol - 08-09-2025
Q3 Cheuk Ying ShekC. Ying	L	6-4 7-5	Stats
Q2 Hee Won JuH. Won	W	3-6 6-4 10-7	Stats
Q1 Elsa WanE. Wan	W	7-5 7-5	Stats
W15 Yeongwol - 01-09-2025
Q1 A Young JangA. Young	L	6-4 2-6 10-8	Stats
W15 Maanshan - 07-07-2025
R2 Xinxin YaoX. Yao	L	3-6 2-0	Stats

View All

Y. Kim Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W35 Darwin - 06-10-2025
R1 Renee AlameR. Alame	L	6-2 6-2	Stats
W35 Darwin - 29-09-2025
R1 Reina GotoR. Goto	L	6-3 7-5	Stats
W100 Incheon - 22-09-2025
Q1 Kristiana SidorovaK. Sidorova	L	6-4 6-4	Stats
W15 Yeongwol - 08-09-2025
R2 Sae NoguchiS. Noguchi	L	7-6(7) 6-4	Stats
R1 Yujin AhnY. Ahn	W	6-1 7-6(2)	Stats

View All

S. Sim vs Y. Kim Stats Breakdown Vs All H2H Opponents

S. Sim	Stats	Y. Kim
64.29% (9/5)	YTD Win/Loss	47.57% (49/54)
65.63% (21/11)	Sets Win/Loss	47.60% (109/120)
56.27% (184/143)	Games Win/Loss	48.21% (972/1044)
50.00% (3/3)	Hard Win/Loss	46.07% (41/48)
75.00% (6/2)	Indoor Hard W/L	66.67% (8/4)
0% (0/0)	Grass Win/Loss	0.00% (0/2)
0.02	Aces Per Game	0.08
4	Aces Total	82
0.02	Double Faults Per Game	0.23
4	Total Double Faults	231
1st Match	Average Match Time	1:32:53
141.29	Average Opponent Rank	487.15
54% (52/97)	1st Serve %	66% (3903/5958)
69% (36/52)	1st Serve Win %	56% (2185/3903)
53% (24/45)	2nd Serve Win %	44% (899/2055)
75% (6/8)	Break Points Won % (Total)	46% (353/767)
47% (47/99)	Return Points Win %	45% (2727/6036)
0% (0/0)	Main Tour W/L	0.00% (0/1)
0% (0/0)	Challenger W/L	35.00% (7/13)
64.29% (9/5)	Futures W/L	51.22% (42/40)
69% (9/13)	Best of 3 Sets Win %	48% (49/102)
100% (1/1)	Tiebreaks Win % (Total)	56% (10/18)
50% (2/4)	Deciding Set Win %	54% (13/24)
88% (8/7)	1st Set Won, Won Match	86% (49/42)
0% (8/0)	1st Set Won, Lost Match	14% (49/7)
33% (6/2)	1st Set Lost, Won Match	13% (54/7)