Andrea Collarini and Gustavo Heide will square off in the final of the Florianopolis Challenger for the 5^th time in their career. They are scheduled to compete on Sunday at 11:00 am on QUADRA 1. In this post, we analyze their head to head performance and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Gustavo Heide who should win in 2 sets.

As per the initial odds, Gustavo Heide is the pick to win this match.
Gustavo Heide -> 1.34
Andrea Collarini -> 2.93

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Prediction and head to head Andrea Collarini vs. Gustavo Heide

This will be the 5^th time that Andrea Collarini and Gustavo Heide clash against each other. The head to head is 3-1 for Heide (see full H2H stats), 3-1 on clay.

The last time that they locked horns, Heide won 7-6(4) 7-5 in the 2^nd round in the Montevideo Challenger back in 2024.

Andrea Collarini

Ranked no. 272, Andrea got to the final after defeating Santiago De La Fuente 6-2 6-4, Maximo Zeitune 6-1 6-3, Eduardo Ribeiro 6-2 7-5 and Juan Carlos Prado Angelo 6-4 6-3.

In the semifinal, Collarini had a good straight sets win against Carlos Prado Angelo (6-4 6-3). During the match, Collarini scored 74 points vs Carlos Prado Angelo’s 59. The Argentine was very aggressive to blast 28 winners.

Talking about the service games, Collarini couldn’t to score even 1 ace in the encounter and he committed only 4 double faults. Andrea Collarini lost the serve 3 times and he saved 7 break points. Furthermore, Collarini put 72% of his first serves in, winning 55% (28/51) of the points behind his 1st serve and 55% (11/20) on the 2nd serve. Andrea broke Carlos Prado Angelo 6 times after converting 43% of his break points (6/14).

Overall Performance in this tournament

The Argentine hasn’t conceded yet a set in this tournament to win 56% of the points he played.

Collarini has favorable match record in the last 10 years having won 55% of his matches (344-279). 40-28 on clay in 2025. In connection with his performance on the same surface of this tournament, Collarini has an aggregate 336-248 match record in the last years on clay.

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

Andrea has an overall 41-32 win-loss record in 2025, 40-28 on clay (See FULL STATS).

Previously in the Florianopolis Challenger

Gustavo Heide

Ranked no. 309, the Brazilian got to the final after beating Leonardo Storck Franca 6-1 6-2, Mateus Alves 7-5 6-2, Nicolas Kicker 6-2 5-1 ret.

and Daniel Dutra Da Silva 6-2 6-2.

In the semifinal, Heide had a good straight sets win against Dutra Da Silva (6-2 6-2). During the match Heide scored 66 points vs Dutra Da Silva’s 45. The Brazilian was exceptionally aggressive to blast 19 winners.

About the serving games, Heide struck 4 aces and he was extremely steady in conceding no double faults for the entire match. Overall, Gustavo Heide was extremely effective on serve to win 76% (19/25) of his 1st serve and 67% (10/15) on the second serve. However, this didn’t prevent his to concede the serve once. The Brazilian broke Dutra Da Silva 5 times after converting 33% of his break points (5/15).

Overall Performance in this tournament

Heide hasn’t dropped yet a set in the tournament to win 58% of the points he played.

Heide’s best result of the year was reaching the final in M25 Londrina,M25 Barueri and M25 Lajeado.

The Brazilian has a composed 31-13 win-loss record in 2025, 27-11 on clay (See FULL STATS).

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Collarini	Heide
Match played	4	4
Tot Set	8	9
Tot Games	73	65
Pts	281-220	280-193
Total Points	501	473
Winners	113	92
%Winners	40%	33%

Both Collarini and Heide played 4 matches. Both players have not conceded a single set in this event so far. Collarini has played 1 set(s) less than Heide (8 vs 9). However, it’s interesting to notice that Collarini played 8 games more than Heide. Andrea scored 113 winners (40% of the total points). On the other side, The Brazilian made 92 winners (33%).

Serve Performance

Serve	Collarini	Heide
Aces	1	14
Avg per match	0.3	3.5
1st in	183/253	124/216
%1st in	72%	57%
1st pts	113/183	92/124
%1st pts	62%	74%
2nd pts	36/70	53/92
%2nd pts	51%	58%

Collarini scored 1 ace (0.3 per match). Heide also blasted 14 aces (3.5 per match). Collarini won 62% points on his first serve. He quite strong on his second serve to win 51% of the points. On the other side, Heide won 74% of the points on his first serve. He had a solid display on his second serve to win 58% of the points.

How they played the important points

Breaks	Collarini	Heide
Won	22	18
Converted	22/47	18/45
% Converted	47%	40%
Conceded	26	13
Saved	17	10
% Saved	65%	77%
Times Broken	9	3

Collarini broke his opponents 22 times with a 47% conversion rate. The Argentine dropped his serve 9 times and he saved 65% of the break points that he conceded. Gustavo broke his opponents 18 times with a 40% conversion rate. The Brazilian conceded his serve 3 times and he saved 77% of the break points that he conceded.

Collarini
	R1 De La Fuente	R2 Zeitune	1/4 Ribeiro	1/2 Carlos Prado Angelo	Total
Score	6-2 6-4	6-1 6-3	6-2 7-5	6-4 6-3
Tot Set	2	2	2	2	8
Tot Games	18	16	20	19	73
pts	76-64	65-44	66-53	74-59	281-220
Total points	140	109	119	133	501
Winners	37	26	22	28	113
%Winners	49%	40%	33%	38%	40%
SERVE
Aces	1	0	0	0	1
Double Faults	2	2	1	4	9
1st in	58/79	37/47	37/56	51/71	183/253
% 1st in	73%	79%	66%	72%	72%
1st pts	37/58	26/37	22/37	28/51	113/183
% 1st pts	64%	70%	59%	55%	62%
2nd pts	8/21	6/10	11/19	11/20	36/70
% 2nd pts	38%	60%	58%	55%	51%
Breaks
Won	5	5	6	6	22
Converted	5/11	5/12	6/10	6/14	22/47
Converted %	45%	42%	60%	43%	47%
Conceded	7	3	6	10	26
Saved	5/7	2/3	3/6	7/10	17
Saved %	71%	67%	50%	70%	65%
Times Broken	2	1	3	3	9

Heide
	R1 Storck	R2 Alves	1/4 Kicker	1/2 Dutra Da Silva	Total
Score	6-1 6-2	7-5 6-2	6-2 5-1 ret.	6-2 6-2
Tot Set	2	2	2	2	8
Tot Games	15	20	14	16	65
pts	65-43	86-66	63-39	66-45	280-193
Total points	108	152	102	111	473
Winners	21	29	23	19	92
%Winners	32%	34%	37%	29%	33%
SERVE
Aces	2	4	4	4	14
Double Faults	6	2	3	0	11
1st in	29/57	40/70	30/49	25/40	124/216
% 1st in	51%	57%	61%	63%	57%
1st pts	21/29	29/40	23/30	19/25	92/124
% 1st pts	72%	73%	77%	76%	74%
2nd pts	15/28	17/30	11/19	10/15	53/92
% 2nd pts	54%	57%	58%	67%	58%
Breaks
Won	5	4	4	5	18
Converted	5/7	4/13	4/10	5/15	18/45
Converted %	71%	31%	40%	33%	40%
Conceded	6	3	2	2	13
Saved	5/6	2/3	2/2	1/2	10
Saved %	83%	67%	100%	50%	75%
Times Broken	1	1	0	1	3

Upcoming matches in the draw