Jannik Sinner and Zhizhen Zhang will clash against each other in the semifinal of the Terra Wortmann Open for the 1^st time in their career. They are scheduled to compete on Saturday at 3:00 pm on OWL ARENA. 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 Jannik Sinner who should win in 2 sets.

As per the initial odds, Jannik Sinner is the pick to win this match.
Jannik Sinner -> 1.111
Zhizhen Zhang -> 6.6

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Prediction and head to head Jannik Sinner vs. Zhizhen Zhang

There is no head to head record between Jannik Sinner and Zhizhen Zhang since this will be the first time that they will square off in the main tour.

Jannik Sinner

Currently world no. 1 Sinner got to the semifinal after beating Tallon Griekspoor 6-7⁸ 6-3 6-2, Fabian Marozsan 6-4 6-7⁴ 6-3 and Jan-Lennard Struff 6-2 6-7¹ 7-6³.

In the quarter, The Italian defeated Struff (6-2 6-7¹ 7-6³). During the match, Sinner scored 115 points vs Struff’s 107. Sinner was quite aggressive to blast 55 winners.

Talking about the service games, Sinner blasted 14 aces and he committed only 3 double faults. Jannik Sinner was very effective on serve to win 86% (55/64) of his 1st serve and 52% (17/33) on the second serve. This was the main reason for not conceding a single break during the match. Jannik broke Struff twice after converting 11% of his break points (2/18).

Overall Performance in this tournament

Sinner has lost 3 set in this event to conquer 53% of the points he played.

Sinner has a fantastic match record in the last 7 years having won 73% of his matches (309-116). 3-0 on grass in 2024. Regarding his performance on the same surface of this competition, Sinner has an aggregate17-10 match record in the last 7 years on grass.

His best result of the year was winning the title at the Australian Open where he defeated Daniil Medvedev in the final 3-6 3-6 6-4 6-4 6-3 and in Rotterdam where he beat Alex De Minaur in the final 7-5 6-4 and in Miami where he overcame Grigor Dimitrov in the final 6-3 6-1.

Sinner has a composed 36-3 win-loss record in 2024, 3-0 on grass (See FULL STATS).

Previously in Halle

Zhizhen Zhang

Ranked no. 42 (career-high), Zhang reached the semifinal after beating Sebastian Ofner 7-6⁸ 6-7³ 6-4, Daniil Medvedev 6-3 2-6 7-6⁵ and Christopher Eubanks 6-4 4-6 7-5.

In the quarter, The Chinese defeated Eubanks (6-4 4-6 7-5). During the match Zhang scored 89 points vs Eubanks’s 82. Zhang was very aggressive to blast 43 winners.

Talking about serving, Zhang recorded 10 aces and he committed only 2 double faults. Overall, Zhizhen Zhang was pretty effective on serve to win 78% (43/55) of his 1st serve and 62% (18/29) on the second serve. However, this didn’t prevent his to concede the serve twice. Zhang broke Eubanks 3 times after converting 75% of his break points (3/4).

Overall Performance in this tournament

The Chinese has conceded 3 set in the tournament to win 50% of the points he played.

Zhang has an overall 16-15 win-loss record in 2024, 3-1 on grass (See FULL STATS).

Previously in Halle

Previously, his best result was reaching the qualifications in 2023. See his history.

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Sinner	Zhang
Match played	3	3
Tot Set	9	9
Tot Games	96	98
Pts	325-291	301-300
Total Points	616	601
Winners	149	153
%Winners	46%	51%

Both Sinner and Zhang played 3 matches. Both players lost a set in the event. Jannik Sinner dropped 3 sets, while Zhizhen Zhang surrendered 3 sets. Talking about their workload, Sinner and Zhang have played the same amount of sets 9. However, Sinner played 2 games less than Zhang. The Italian scored 149 winners (46% of the total points). On the other side, The Chinese managed to score 153 winners (51%).

Serve Performance

Serve	Sinner	Zhang
Aces	41	45
Avg per match	13.7	15
1st in	186/283	201/301
%1st in	66%	67%
1st pts	149/186	153/201
%1st pts	80%	76%
2nd pts	54/97	55/100
%2nd pts	56%	55%

Sinner fired 41 aces (13.7 per match). Zhang managed to score 45 aces (15 per match). Sinner won 80% points behind his first serve. He pretty solid on his second serve to win 56% of the points. On the other side, Zhang won 76% of the points behind his first serve. He had a solid display on his second serve to win 55% of the points.

How they played the important points

Breaks	Sinner	Zhang
Won	9	6
Converted	9/37	6/16
% Converted	24%	38%
Conceded	7	7
Saved	5	2
% Saved	71%	29%
Times Broken	2	5

The Italian broke his opponents 9 times with a 24% conversion rate. Sinner conceded his serve twice and he saved 71% of the break points that he conceded. Zhizhen broke his opponents 6 times with a 38% conversion rate. Zhang conceded his serve 5 times and he saved 29% of the break points that he conceded.

Sinner
	R1 Griekspoor	R2 Marozsan	1/4 Struff	Total
Score	6-78 6-3 6-2	6-4 6-74 6-3	6-2 6-71 7-63
Tot Set	3	3	3	9
Tot Games	30	32	34	96
pts	106-89	104-95	115-107	325-291
Total points	195	199	222	616
Winners	49	45	55	149
%Winners	46%	43%	48%	46%
SERVE
Aces	15	12	14	41
Double Faults	2	2	3	7
1st in	62/93	60/93	64/97	186/283
% 1st in	67%	65%	66%	66%
1st pts	49/62	45/60	55/64	149/186
% 1st pts	79%	75%	86%	80%
2nd pts	20/31	17/33	17/33	54/97
% 2nd pts	65%	52%	52%	56%
Breaks
Won	3	4	2	9
Converted	3/4	4/15	2/18	9/37
Converted %	75%	27%	11%	24%
Conceded	4	2	1	7
Saved	4/4	0/2	1/1	5
Saved %	100%	0%	100%	67%
Times Broken	0	2	0	2

Zhang
	R1 Ofner	R2 Medvedev	1/4 Eubanks	Total
Score	7-68 6-73 6-4	6-3 2-6 7-65	6-4 4-6 7-5
Tot Set	3	3	3	9
Tot Games	36	30	32	98
pts	114-118	98-100	89-82	301-300
Total points	232	198	171	601
Winners	59	51	43	153
%Winners	52%	52%	48%	51%
SERVE
Aces	23	12	10	45
Double Faults	3	4	2	9
1st in	75/111	71/106	55/84	201/301
% 1st in	68%	67%	65%	67%
1st pts	59/75	51/71	43/55	153/201
% 1st pts	79%	72%	78%	76%
2nd pts	20/36	17/35	18/29	55/100
% 2nd pts	56%	49%	62%	55%
Breaks
Won	1	2	3	6
Converted	1/7	2/5	3/4	6/16
Converted %	14%	40%	75%	38%
Conceded	0	5	2	7
Saved	0/0	2/5	0/2	2
Saved %	–	40%	0%	13%
Times Broken	0	3	2	5

Tennis Scores in Halle

• Simone Bolelli/Andrea VavassoriBolelli/Andrea Vavassori – Yannick Hanfmann/Dominik KoepferHanfmann/Dominik Koepfer (6-3 7-6⁶) – Stats, scores, rankings

Upcoming matches in the draw

• Hubert HurkaczHurkacz – Alexander ZverevZverev (0-3) – H2H and prediction
• Jannik SinnerSinner – Zhizhen ZhangZhang (0-0) – H2H and prediction