Stefan Kozlov and Tsung-Hao Huang will fight against each other in the qualifications of the Chicago Challenger for the 1^st time in their career. They are scheduled to compete on Monday at 12:00 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 Stefan Kozlov who should win in 2 sets.

As per the initial odds, Stefan Kozlov is the pick to win this match.
Stefan Kozlov -> 1.168
Tsung-Hao Huang -> 4.6

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Prediction and head to head Stefan Kozlov vs. Tsung-Hao Huang

There is no head to head record between Stefan Kozlov and Tsung-Hao Huang since this will be the first time that they will play each other in the main tour.

Stefan Kozlov

Ranked no. 431, Stefan reached the qualifications after beating Ramkumar Ramanathan 6-1 6-7(4) 5-3 ret..

In the qualifications against Ramanathan, Stefan had a free pass after Ramanathan retired on a 6-1 6-7⁴ 5-3 . scoreline.

Kozlov has positive match record in the last 10 years having won 56% of his matches (262-206). 12-5 on hard in 2025. Regarding his performance on the same surface of this tournament, Kozlov has an overall 131-108 match record in the last years on hard.

The American’s best result of the season was getting to the final in M25 Xalapa.

Kozlov has a composed 20-9 win-loss record in 2025, 12-5 on hard (See FULL STATS).

Previously in the Chicago Challenger

Tsung-Hao Huang

Ranked no. 536, the Chinese reached the qualifications after defeating Ryan Seggerman 6-3 6-4.

In the qualifications, The Chinese had a good straight sets win against Seggerman (6-3 6-4). During the match Huang scored 72 points vs Seggerman’s 49. The Chinese was extremely aggressive to blast 23 winners.

Talking about serving, Huang couldn’t to score even 1 ace for the entire match and he was extremely steady in conceding no double faults for the entire match. Overall, Tsung-Hao Huang was very efficient on serve to win 74% (23/31) of his 1st serve and 84% (16/19) on the second serve. However, this didn’t prevent his to concede the serve once. Huang broke Seggerman 3 times after converting 43% of his break points (3/7).

Huang’s best result of the current season was getting to the final in M15 Osaka and M15 Luan.

Huang has an aggregate 26-19 win-loss record in 2025, 25-17 on hard (See FULL STATS).

H2H Performance in the tournament

Matches, sets, games and points

Points	Kozlov	Huang
Match played	1	1
Tot Set	4	2
Tot Games	28	19
Pts	108-97	72-49
Total Points	205	121
Winners	42	23
%Winners	39%	32%

Both Kozlov and Huang played 1 match. Also both players started their run from the qualifications.At the moment, Stefan Kozlov lost 1 set while Tsung-Hao Huang hasn’t surrendered a set so far. Kozlov has played 2 sets more than Huang (4 vs 2). Therefore, Kozlov played 9 games more than Huang. Kozlov scored 42 winners (39% of the total points). On the other side, Huang made 23 winners (32%).

Serve Performance

Serve	Kozlov	Huang
Aces	4	0
Avg per match	4	0
1st in	67/94	31/50
%1st in	71%	62%
1st pts	42/67	23/31
%1st pts	63%	74%
2nd pts	11/27	16/19
%2nd pts	41%	84%

Kozlov recorded 4 aces . Huang didn’t manage to fire a single ace to far. Kozlov won 63% points behind his first serve. He very solid his second serve to win 41% of the points. On the other side, Huang won 74% of the points on his first serve. He had a solid display on his second serve to win 84% of the points.

How they played the important points

Breaks	Kozlov	Huang
Won	8	3
Converted	8/14	3/7
% Converted	57%	43%
Conceded	9	1
Saved	5	0
% Saved	56%	0%
Times Broken	4	1

Stefan broke his opponent 8 times with a 57% conversion rate. The American surrendered his serve 4 times and he saved 56% of the break points that he conceded. Tsung-Hao broke his opponent 3 times with a 43% conversion rate. The Chinese conceded his serve once and he saved 0% of the break points that he conceded.

Kozlov
	Q1 Ramanathan	Total
Score	6-1 6-74 5-3 ret.
Tot Set	3	3
Tot Games	28	28
pts	108-97	108-97
Total points	205	205
Winners	42	42
%Winners	39%	39%
SERVE
Aces	4	4
Double Faults	2	2
1st in	67/94	67/94
% 1st in	71%	71%
1st pts	42/67	42/67
% 1st pts	63%	63%
2nd pts	11/27	11/27
% 2nd pts	41%	41%
Breaks
Won	8	8
Converted	8/14	8/14
Converted %	57%	57%
Conceded	9	9
Saved	5/9	5
Saved %	56%	56%
Times Broken	4	4

Huang
	Q1 Seggerman	Total
Score	6-3 6-4
Tot Set	2	2
Tot Games	19	19
pts	72-49	72-49
Total points	121	121
Winners	23	23
%Winners	32%	32%
SERVE
Aces	0	0
Double Faults	0	0
1st in	31/50	31/50
% 1st in	62%	62%
1st pts	23/31	23/31
% 1st pts	74%	74%
2nd pts	16/19	16/19
% 2nd pts	84%	84%
Breaks
Won	3	3
Converted	3/7	3/7
Converted %	43%	43%
Conceded	1	1
Saved	0/1	0
Saved %	0%	0%
Times Broken	1	1

Upcoming matches in the draw

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• Stefan KozlovKozlov – Tsung-Hao HuangHuang (0-0) – H2H and prediction
• Tung-Lin WuWu – Alex RybakovRybakov (1-0) – H2H and prediction
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• Garrett JohnsJohns – Billy HarrisHarris (0-0) – H2H and prediction
• Joshua SheehySheehy – Trey HilderbrandHilderbrand (0-0) – H2H and prediction
• Stefan DostanicDostanic – Bernard TomicTomic (0-1) – H2H and prediction