Ren Nakamura vs Seongbin Sim Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
R. Nakamura vs S. Sim

Ren Nakamura

JPN

1

Win

Played

0

Win

Age

Height

C. Rank

Best Rank

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Seongbin Sim

KOR

1

Win

Played

0

Win

Age

Height

C. Rank

Best Rank

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Head-to-head: Nakamura 1 - 0 Sim

They have played 2 sets in total, with Ren Nakamura winning 2 and Seongbin Sim winning 0. The last match between Ren Nakamura and Seongbin Sim was at the M15 Harmon, 11-06-2025, Round: R1, Surface: Hard, with Ren Nakamura getting the victory 6-3 6-3.

Players	Head To Head Match Wins
Nakamura	1
Sim	0

Last 1 H2H Matches:

(R1) M15 Harmon(06-11-25)

Stats

Ren Nakamura

Seongbin Sim

R. Nakamura vs S. Sim H2H Profile

R. Nakamura	Stats	S. Sim
$0	Career Prize Money	$0
46.25% (191-222)	Career Total W/L	57.23% (95-71)
1	Hard	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

R. Nakamura vs S. Sim Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ren Nakamura has won 40.69% of points on their second serve, while Seongbin Sim has won 40.32%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Ren Nakamura, in recent form, has won 39.25% of their opponent's second serve points, while Seongbin Sim has won 47.81%. The same stats for first serve returns are 22.07% and 25.47% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ren Nakamura has saved 43.86% of breakpoints in recent form, whereas Seongbin Sim has saved 50.49% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Ren Nakamura has won 37.93% of matches played (W/L 11/18), with Seongbin Sim winning 55.56% (W/L 30/24) that gives us an overall head-to head prediction overview.
Best surface: Ren Nakamura has their best career surface win % on Grass, winning 67% (W/L 4/2), and worse career win % on I.hard, winning 36% (W/L 12/21). Seongbin Sim has their best career surface win % on I.hard, winning 67% (W/L 20/8), and worse career win % on Grass, winning 33% (W/L 1/2).
Player level: In the last year, Ren Nakamura has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 40.74% of matches (W/L 11/16), where as Seongbin Sim has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 55.56% of matches (W/L 30/24). 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 Ren Nakamura winning 1 times and Seongbin Sim being victorious 0 times. They have played 2 sets in total, with Ren Nakamura winning 2 and Seongbin Sim winning 0.
The last match between Ren Nakamura and Seongbin Sim was at the M15 Harmon, 11-06-2025, Round: R1, Surface: Hard, with Ren Nakamura getting the victory 6-3 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:45:59.
Opponent quality stats: Over the last 12 months, Ren Nakamura has played against opponents with an average rank of 214.97 while Seongbin Sim has played against players with an average rank of 336.15.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Ren Nakamura has won 0% of deciding sets over the last 12 months, while Seongbin Sim has won 53% in all matches played on tour.
Break point conversion: In recent form, Ren Nakamura has converted 30.00% of breakpoint opportunities, and Seongbin Sim has converted 30.23% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Ren Nakamura vs Seongbin Sim Editorial Preview By TennisTipster88.

R. Nakamura vs S. Sim H2H Stats Used In Our Predictions

R. Nakamura	Stats	S. Sim
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	6
0	Aces (Total)	1
2	Total Double Faults	5
1:45:59	Average Match Time	1:45:59
51% (29/57)	1st Serve %	55% (28/51)
55% (16/29)	1st Serve Win %	46% (13/28)
64% (18/28)	2nd Serve Win %	52% (12/23)
71% (5/7)	Break Pts Won %	22% (2/9)
51% (26/51)	Return Points Win %	40% (23/57)
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

R. Nakamura Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Yokohama Challenger - 17-11-2025
Q1 Koki MatsudaK. Matsuda	L	6-4 6-1	Stats
Taipei Challenger - 03-11-2025
Q1 Ji Sung NamJ. Sung	L	6-1 6-2	Stats
M15 Hua Hin - 27-10-2025
Q3 Abhinav Sanjeev ShanmugamA. Sanjeev	L	6-4 5-7 10-7	Stats
Q1 Poonyachad SunthonpagasitP. Sunthonpagasit	W	6-0 6-0	Stats
M15 Hua Hin - 20-10-2025
Q1 Finley HallF. Hall	L	6-3 7-6(7)	Stats

View All

S. Sim Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Gimcheon - 17-11-2025
R1 Min Ho KoM. Ho	L	3-6 6-4 6-3	Stats
M15 Yanagawa City - 27-10-2025
R1 Ryota TanumaR. Tanuma	L	6-4 6-1	Stats
M15 Maanshan - 01-09-2025
SF Egor AgafonovE. Agafonov	L	6-1 6-2	Stats
QF Yuta KikuchiY. Kikuchi	W	6-4 6-4	Stats
R2 Artur KukasianA. Kukasian	W	6-3 7-6(3)	Stats

View All

R. Nakamura vs S. Sim Stats Breakdown Vs All H2H Opponents

R. Nakamura	Stats	S. Sim
46.25% (191/222)	YTD Win/Loss	57.23% (95/71)
47.32% (423/471)	Sets Win/Loss	57.18% (215/161)
49.65% (3966/4022)	Games Win/Loss	52.31% (1877/1711)
48.14% (155/167)	Hard Win/Loss	54.62% (65/54)
39.22% (20/31)	Clay Win/Loss	56.25% (9/7)
35.29% (12/22)	Indoor Hard W/L	71.43% (20/8)
66.67% (4/2)	Grass Win/Loss	33.33% (1/2)
0.05	Aces Per Game	0.19
193	Aces Total	327
0.07	Double Faults Per Game	0.16
270	Total Double Faults	273
1st Match	Average Match Time	1st Match
276.72	Average Opponent Rank	247.29
59% (4121/7012)	1st Serve %	60% (3193/5315)
63% (2591/4121)	1st Serve Win %	67% (2128/3193)
46% (1319/2891)	2nd Serve Win %	49% (1037/2122)
43% (228/528)	Break Points Won % (Total)	42% (227/536)
36% (2433/6744)	Return Points Win %	40% (2096/5238)
0.00% (0/13)	Challenger W/L	50.00% (2/2)
47.75% (191/209)	Futures W/L	57.41% (93/69)
46% (186/407)	Best of 3 Sets Win %	58% (94/163)
100% (1/1)	Best of 5 Sets Win %	0% (0/1)
40% (21/53)	Tiebreaks Win % (Total)	62% (23/37)
38% (27/72)	Deciding Set Win %	44% (20/45)
90% (193/173)	1st Set Won, Won Match	89% (97/86)
10% (193/20)	1st Set Won, Lost Match	11% (97/11)
8% (220/18)	1st Set Lost, Won Match	13% (69/9)