Andrea Collarini and Gonzalo Bueno will face off in the quarter of the Liberec Challenger for the 3^rd time in their career. They are scheduled to play on Friday at 12:30 pm on LASVIT COURT. In this post, we analyze their head to head performance and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Andrea Collarini who should win in 3 sets.

As per the initial odds, Andrea Collarini is the pick to win this match.
Andrea Collarini -> 1.86
Gonzalo Bueno -> 1.86

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Prediction and head to head Andrea Collarini vs. Gonzalo Bueno

This will be the 3^rd time that Andrea Collarini and Gonzalo Bueno play each other. The head to head is 1-1 for Collarini and Bueno (see full H2H stats),but they are 1-1 on clay.

The last time that they competed against each other, Bueno won 6-4 6-1 in the semifinal in the Cali Challenger back in 2024.

Andrea Collarini

Ranked no. 240, Andrea reached the quarter after defeating Andrew Paulson 6-4 7-6(6) and Cedrik-Marcel Stebe 6-4 6-2.

In the 2^nd round, Andrea had a good straight sets win against Stebe (6-4 6-2). During the match, Collarini scored 68 points vs Stebe’s 51. Collarini was pretty aggressive to blast 29 winners.

Regarding the service games, Collarini scored just 1 ace in the match and he committed only 1 double fault. Andrea Collarini was very effective on serve to win 74% (29/39) of his 1st serve and 59% (13/22) on the second serve. This was the main reason for not conceding a single break during the match. The Argentine broke Stebe 3 times after converting 43% of his break points (3/7).

Overall Performance in this tournament

Andrea hasn’t conceded yet a set in this event to conquer 53% of the points he played.

Collarini has positive match record in the last 10 years having won 55% of his matches (330-269). 27-19 on clay in 2025. Regarding his performance on the same surface of this competition, Collarini has an overall 323-239 win-loss record in the last years on clay.

Collarini’s best result of the season was getting to the semifinal in M25 Punta del Este,the Tallahassee Challenger,the San Miguel de Tucuman Challenger and the Santa Fe Challenger.

The Argentine has an overall 27-22 win-loss record in 2025, 27-19 on clay (See FULL STATS).

Previously in the Liberec Challenger

Gonzalo Bueno

Ranked no. 294, Gonzalo reached the quarter after defeating Hynek Barton 6-7(3) 6-3 7-5 and Stefano Travaglia 6-0 6-2.

In the 2^nd round, The Peruvian had a good straight sets win against Travaglia (6-0 6-2). During the match Bueno scored 57 points vs Travaglia’s 31. Gonzalo was quite aggressive to blast 13 winners.

Talking about serving, Bueno couldn’t to score even 1 ace for the entire match and he was exceptionally solid in conceding no double faults for the entire match. Gonzalo Bueno was exceptionally efficient on serve to win 72% (13/18) of his 1st serve and 71% (17/24) on the second serve. This was the main reason for not conceding a single break during the match. The Peruvian broke Travaglia 5 times after converting 63% of his break points (5/8).

Overall Performance in this tournament

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

The Peruvian’s best result of the current season was reaching the final in the Lima 1 Challenger.

Bueno has an overall 25-19 win-loss record in 2025, 25-19 on clay (See FULL STATS).

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Collarini	Bueno
Match played	2	2
Tot Set	4	5
Tot Games	41	48
Pts	138-122	167-130
Total Points	260	297
Winners	62	59
%Winners	45%	35%

Both Collarini and Bueno played 2 matches. At the moment, Gonzalo Bueno dropped 1 set while Andrea Collarini hasn’t surrendered a set so far. Collarini has played 1 set(s) less than Bueno (4 vs 5). Therefore, Collarini played 7 games less than Bueno. The Argentine scored 62 winners (45% of the total points). On the other side, Bueno fired 59 winners (35%).

Serve Performance

Serve	Collarini	Bueno
Aces	4	1
Avg per match	2	0.5
1st in	89/136	89/142
%1st in	65%	63%
1st pts	62/89	59/89
%1st pts	70%	66%
2nd pts	30/47	32/53
%2nd pts	64%	60%

Collarini blasted 4 aces (2 per match). Bueno made 1 ace (0.5 per match). Collarini won 70% points on his first serve. He was rock solid on his second serve to win 64% of the points. On the other side, Bueno won 66% of the points on his first serve. He had a solid display on his second serve to win 60% of the points.

How they played the important points

Breaks	Collarini	Bueno
Won	4	12
Converted	4/8	12/22
% Converted	50%	55%
Conceded	4	11
Saved	4	7
% Saved	100%	64%
Times Broken	0	4

Andrea broke his opponents 4 times with a 50% conversion rate. Collarini very solid his serve as he has never lost a single service game after saving 4 break points. Bueno broke his opponents 12 times with a 55% conversion rate. Bueno conceded his serve 4 times and he saved 64% of the break points that he conceded.

Collarini
	R1 Paulson	R2 Stebe	Total
Score	6-4 7-66	6-4 6-2
Tot Set	2	2	4
Tot Games	23	18	41
pts	70-71	68-51	138-122
Total points	141	119	260
Winners	33	29	62
%Winners	47%	43%	45%
SERVE
Aces	3	1	4
Double Faults	1	1	2
1st in	50/75	39/61	89/136
% 1st in	67%	64%	65%
1st pts	33/50	29/39	62/89
% 1st pts	66%	74%	70%
2nd pts	17/25	13/22	30/47
% 2nd pts	68%	59%	64%
Breaks
Won	1	3	4
Converted	1/1	3/7	4/8
Converted %	100%	43%	50%
Conceded	2	2	4
Saved	2/2	2/2	4
Saved %	100%	100%	100%
Times Broken	0	0	0

Bueno
	R1 Barton	R2 Travaglia	Total
Score	6-73 6-3 7-5	6-0 6-2
Tot Set	3	2	5
Tot Games	34	14	48
pts	110-99	57-31	167-130
Total points	209	88	297
Winners	46	13	59
%Winners	42%	23%	35%
SERVE
Aces	1	0	1
Double Faults	5	0	5
1st in	71/100	18/42	89/142
% 1st in	71%	43%	63%
1st pts	46/71	13/18	59/89
% 1st pts	65%	72%	66%
2nd pts	15/29	17/24	32/53
% 2nd pts	52%	71%	60%
Breaks
Won	7	5	12
Converted	7/14	5/8	12/22
Converted %	50%	63%	55%
Conceded	8	3	11
Saved	4/8	3/3	7
Saved %	50%	100%	75%
Times Broken	4	0	4

Upcoming matches in the draw

• Andrea CollariniCollarini – (1-1) – H2H and prediction
• Norbert GombosGombos – (0-0) – H2H and prediction
• Daniel MichalskiMichalski – Valentin VacherotVacherot (0-0) – H2H and prediction