Chun Hsin Tseng and Marco Trungelliti will square off in the qualifications of the Rio Open for the 4^th time in their career. They are scheduled to play on Sunday at 5:00 pm on QUADRA 4. 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 Marco Trungelliti who should win in 3 sets.

As per the initial odds, Marco Trungelliti is the pick to win this match.
Marco Trungelliti -> 1.86
Chun Hsin Tseng -> 1.86

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Prediction and head to head Chun Hsin Tseng vs. Marco Trungelliti

This will be the 4^th time that Chun Hsin Tseng and Marco Trungelliti square off. The head to head is 3-0 for Hsin Tseng (see full H2H stats), 2-0 on clay.

The last time that they locked horns, Hsin Tseng won 6-3 6-2 in the final in the Vicenza Challenger back in 2024.

Chun Hsin Tseng

Ranked no. 126, the Chinese reached the qualifications after defeating Joao Lucas Reis Da Silva 6-7(0) 6-3 6-4.

In the qualifications against Lucas Reis Da, The Chinese recovered from a 1-set down deficit before winning (6-7⁰ 6-3 6-4). During the match, Hsin Tseng scored 106 points vs Lucas Reis Da’s 101. The Chinese was quite aggressive to blast 54 winners.

Regarding the service games, Hsin Tseng managed to score 3 aces and he committed only 8 double faults. Chun Hsin Tseng lost the serve twice and he saved 5 break points. Furthermore, Hsin Tseng put 64% of his first serves in, winning 79% (54/68) of the points behind his 1st serve and 32% (12/38) on the 2nd serve. Chun broke Lucas Reis Da 4 times after converting 67% of his break points (4/6).

Hsin Tseng has positive record in the last 10 years having won 58% of his matches (239-170). 1-2 on clay in 2025. Regarding his performance on the same surface of this event, Hsin Tseng has a compiled 121-75 record in the last years on clay.

Chun has a composed 2-5 win-loss record in 2025, 1-2 on clay (See FULL STATS)

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Previously in Rio de Janeiro

The Chinese has never competed in this tournament before.

Marco Trungelliti

Ranked no. 143, Marco reached the qualifications after defeating Yannick Hanfmann 6-4 6-3.

In the qualifications, Marco had a good straight sets win against Hanfmann (6-4 6-3). During the match Trungelliti scored 65 points vs Hanfmann’s 53. Trungelliti was very aggressive to blast 21 winners.

About the serving games, Trungelliti struck 3 aces and he committed only 4 double faults. Marco Trungelliti lost the serve twice and he saved 1 break points. Furthermore, Trungelliti put 42% of his first serves in, winning 81% (21/26) of the points behind his 1st serve and 47% (17/36) on the 2nd serve. Trungelliti broke Hanfmann 4 times after converting 67% of his break points (4/6).

Trungelliti has an aggregate 4-5 win-loss record in 2025, 3-3 on clay (See FULL STATS).

H2H Performance in the tournament

Matches, sets, games and points

Points	Hsin Tseng	Trungelliti
Match played	1	1
Tot Set	3	2
Tot Games	32	19
Pts	106-101	65-53
Total Points	207	118
Winners	54	21
%Winners	51%	32%

Both Hsin Tseng and Trungelliti played 1 match. Also both players started their run from the qualifications.At the moment, Chun Hsin Tseng surrendered 1 set while Marco Trungelliti hasn’t surrendered a set so far. Hsin Tseng has played 1 set more than Trungelliti (3 vs 2). Therefore, Hsin Tseng played 13 games more than Trungelliti. Chun scored 54 winners (51% of the total points). On the other side, Trungelliti recorded 21 winners (32%).

Serve Performance

Serve	Hsin Tseng	Trungelliti
Aces	3	3
Avg per match	3	3
1st in	68/106	26/62
%1st in	64%	42%
1st pts	54/68	21/26
%1st pts	79%	81%
2nd pts	12/38	17/36
%2nd pts	32%	47%

Hsin Tseng blasted 3 aces . Trungelliti recorded 3 aces . Hsin Tseng won 79% points on his first serve. He pretty solid on his second serve to win 32% of the points. On the other side, Trungelliti won 81% of the points on his first serve. He had a solid display on his second serve to win 47% of the points.

How they played the important points

Breaks	Hsin Tseng	Trungelliti
Won	4	4
Converted	4/6	4/6
% Converted	67%	67%
Conceded	7	3
Saved	5	1
% Saved	71%	33%
Times Broken	2	2

Chun broke his opponent 4 times with a 67% conversion rate. Hsin Tseng dropped his serve twice and he saved 71% of the break points that he conceded. The Argentine broke his opponent 4 times with a 67% conversion rate. Trungelliti conceded his serve twice and he saved 33% of the break points that he conceded.

Hsin Tseng
	Q1 Lucas Reis Da	Total
Score	6-70 6-3 6-4
Tot Set	3	3
Tot Games	32	32
pts	106-101	106-101
Total points	207	207
Winners	54	54
%Winners	51%	51%
SERVE
Aces	3	3
Double Faults	8	8
1st in	68/106	68/106
% 1st in	64%	64%
1st pts	54/68	54/68
% 1st pts	79%	79%
2nd pts	12/38	12/38
% 2nd pts	32%	32%
Breaks
Won	4	4
Converted	4/6	4/6
Converted %	67%	67%
Conceded	7	7
Saved	5/7	5
Saved %	71%	71%
Times Broken	2	2

Trungelliti
	Q1 Hanfmann	Total
Score	6-4 6-3
Tot Set	2	2
Tot Games	19	19
pts	65-53	65-53
Total points	118	118
Winners	21	21
%Winners	32%	32%
SERVE
Aces	3	3
Double Faults	4	4
1st in	26/62	26/62
% 1st in	42%	42%
1st pts	21/26	21/26
% 1st pts	81%	81%
2nd pts	17/36	17/36
% 2nd pts	47%	47%
Breaks
Won	4	4
Converted	4/6	4/6
Converted %	67%	67%
Conceded	3	3
Saved	1/3	1
Saved %	33%	33%
Times Broken	2	2

Upcoming matches in the draw

• Dusan LajovicLajovic – Damir DzumhurDzumhur (1-0) – H2H and prediction
• Marco TrungellitiTrungelliti – Chun Hsin TsengHsin Tseng (0-3) – H2H and prediction
• Hugo DellienDellien – (1-0) – H2H and prediction
• Alexander ZverevZverev – Bu YunchaoketeYunchaokete (0-0) – H2H and prediction
• Pedro Martinez PorteroMartinez Portero – Alejandro Davidovich FokinaDavidovich Fokina (1-1) – H2H and prediction
• Jaume Antoni Munar ClarAntoni Munar Clar – Thiago Seyboth WildSeyboth Wild (4-1) – H2H and prediction
• Corentin MoutetMoutet – Tomas Martin EtcheverryMartin Etcheverry (0-0) – H2H and prediction
• Camilo Ugo CarabelliUgo Carabelli – Marcelo Tomas Barrios VeraTomas Barrios Vera (3-2) – H2H and prediction
• Francisco CerundoloCerundolo – Hugo GastonGaston (0-1) – H2H and prediction
• Sebastian BaezBaez – Sumit NagalNagal (1-0) – H2H and prediction
• Facundo Diaz AcostaDiaz Acosta – Thiago Moura MonteiroMoura Monteiro (1-2) – H2H and prediction
• Alexander ShevchenkoShevchenko – Felipe Meligeni Rodrigues AlvesMeligeni Rodrigues Alves (0-0) – H2H and prediction
• Mariano NavoneNavone – Roberto Carballes BaenaCarballes Baena (0-1) – H2H and prediction