Ilia Simakin and Fajing Sun will square off in the semifinal of the Wuxi Challenger for the 1^st time in their career. They are scheduled to compete on Saturday at 2:00 pm on CENTER COURT. In the following paragraphs, you can find the head to head analysis and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Ilia Simakin who should win in 2 sets.

As per the initial odds, Ilia Simakin is the pick to win this match.
Ilia Simakin -> 1.29
Fajing Sun -> 3.34

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Prediction and head to head Ilia Simakin vs. Fajing Sun

There is no head to head record between Ilia Simakin and Fajing Sun since this will be the first time that they will play each other in the main tour.

Ilia Simakin

Ranked no. 264 (career-high), Simakin reached the semifinal after defeating Rigele Te 7-5 3-3 ret., Alibek Kachmazov 6-4 6-2 and Yusuke Takahashi 6-2 6-2.

In the quarter, The Russian had a good straight sets win against Takahashi (6-2 6-2). During the match, Simakin scored 56 points vs Takahashi’s 30. Ilia was exceptionally aggressive to blast 19 winners.

Talking about the service games, Simakin was unable to score even 1 ace during the encounter and he committed only 1 double fault. Overall, Ilia Simakin was exceptionally efficient on serve to win 86% (19/22) of his 1st serve and 55% (12/22) on the second serve. However, this didn’t prevent his to concede the serve once. Ilia broke Takahashi 5 times after converting 71% of his break points (5/7).

Overall Performance in this tournament

Simakin hasn’t conceded yet a set in this competition to conquer 61% of the points he played.

Simakin has a solid win-loss record in the last 5 years having won 68% of his matches (144-68). 26-8 on hard in 2025. In connection with his performance on the same surface of this event, Simakin has an overall133-59 match record in the last 5 years on hard.

Simakin’s best result of the year was reaching the semifinal in M15 Sharm ElSheikh and M15 Heraklion.

Ilia has an overall 26-8 win-loss record in 2025, 26-8 on hard (See FULL STATS).

Previously in the Wuxi Challenger

Ilia has never competed in this tournament before.

Fajing Sun

Ranked no. 289, the Chinese reached the semifinal after beating Li Tu 7-5 6-1, Antoine Escoffier 6-7(8) 6-1 7-5 and Ryan Peniston 6-4 6-0.

In the quarter, Sun had a good straight sets win against Peniston (6-4 6-0). During the match Sun scored 59 points vs Peniston’s 39. Sun was extremely aggressive to blast 20 winners.

About the serving games, Sun scored 3 aces and he committed only 1 double fault for the entire match. Overall, Fajing Sun was exceptionally efficient on serve to win 77% (20/26) of his 1st serve and 53% (9/17) on the second serve. However, this didn’t prevent his to concede the serve once. Sun broke Peniston 5 times after converting 50% of his break points (5/10).

Overall Performance in this tournament

Sun has conceded 1 set in the tournament to win 56% of the points he played.

Fajing’s best result of the current year was getting to the semifinal in M15 Luan.

Sun has a composed 8-8 win-loss record in 2025, 8-7 on hard (See FULL STATS).

Previously in the Wuxi Challenger

Previously, his best result was reaching the 1^st round in 2024. See his history.

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Simakin	Sun
Match played	3	3
Tot Set	7	7
Tot Games	52	67
Pts	178-128	247-191
Total Points	306	438
Winners	69	99
%Winners	39%	40%

Both Simakin and Sun played 3 matches. At the moment, Fajing Sun surrendered 1 set while Ilia Simakin hasn’t conceded a set so far. Talking about their workload, Simakin and Sun have played the same amount of sets 7. However, Simakin played 15 games less than Sun. Ilia scored 69 winners (39% of the total points). On the other side, Sun scored 99 winners (40%).

Serve Performance

Serve	Simakin	Sun
Aces	9	14
Avg per match	3	4.7
1st in	85/145	139/221
%1st in	59%	63%
1st pts	69/85	99/139
%1st pts	81%	71%
2nd pts	30/60	44/82
%2nd pts	50%	54%

Simakin scored 9 aces (3 per match). Sun scored 14 aces (4.7 per match). Simakin won 81% points on his first serve. He had a solid display on his second serve to win 50% of the points. On the other side, Sun won 71% of the points on his first serve. He had a solid display on his second serve to win 54% of the points.

How they played the important points

Breaks	Simakin	Sun
Won	12	15
Converted	12/23	15/31
% Converted	52%	48%
Conceded	10	9
Saved	6	4
% Saved	60%	44%
Times Broken	4	5

The Russian broke his opponents 12 times with a 52% conversion rate. The Russian surrendered his serve 4 times and he saved 60% of the break points that he conceded. Sun broke his opponents 15 times with a 48% conversion rate. The Chinese conceded his serve 5 times and he saved 44% of the break points that he conceded.

Simakin
	R1 Te	R2 Kachmazov	1/4 Takahashi	Total
Score	7-5 3-3 ret.	6-4 6-2	6-2 6-2
Tot Set	2	2	2	6
Tot Games	18	18	16	52
pts	56-49	66-49	56-30	178-128
Total points	105	115	86	306
Winners	24	26	19	69
%Winners	43%	39%	34%	39%
SERVE
Aces	5	4	0	9
Double Faults	3	2	1	6
1st in	28/50	35/51	22/44	85/145
% 1st in	56%	69%	50%	59%
1st pts	24/28	26/35	19/22	69/85
% 1st pts	86%	74%	86%	81%
2nd pts	11/22	7/16	12/22	30/60
% 2nd pts	50%	44%	55%	50%
Breaks
Won	2	5	5	12
Converted	2/3	5/13	5/7	12/23
Converted %	67%	38%	71%	52%
Conceded	5	3	2	10
Saved	4/5	1/3	1/2	6
Saved %	80%	33%	50%	54%
Times Broken	1	2	1	4

Sun
	R1 Tu	R2 Escoffier	1/4 Peniston	Total
Score	7-5 6-1	6-78 6-1 7-5	6-4 6-0
Tot Set	2	3	2	7
Tot Games	19	32	16	67
pts	75-58	113-94	59-39	247-191
Total points	133	207	98	438
Winners	29	50	20	99
%Winners	39%	44%	34%	40%
SERVE
Aces	3	8	3	14
Double Faults	1	3	1	5
1st in	44/73	69/105	26/43	139/221
% 1st in	60%	66%	60%	63%
1st pts	29/44	50/69	20/26	99/139
% 1st pts	66%	72%	77%	71%
2nd pts	15/29	20/36	9/17	44/82
% 2nd pts	52%	56%	53%	54%
Breaks
Won	5	5	5	15
Converted	5/10	5/11	5/10	15/31
Converted %	50%	45%	50%	48%
Conceded	3	5	1	9
Saved	1/3	3/5	0/1	4
Saved %	33%	60%	0%	31%
Times Broken	2	2	1	5

Tennis Scores in Wuxi Challenger

• Vasil Kirkov/Bart StevensKirkov/Bart Stevens – Ji Sung Nam/Takeru YuzukiSung Nam/Takeru Yuzuki (6-3 6-4) – Stats, scores, rankings

Upcoming matches in the draw

• Terence AtmaneAtmane – Alex BoltBolt (0-1) – H2H and prediction