Adolfo Daniel Vallejo and Gastao Elias will square off in the 2^nd round of the Curitiba Challenger for the 1^st time in their career. They are scheduled to play on Thursday at 10:00 am on QUADRA 1. In the following lines you can find the head to head analysis and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Adolfo Daniel Vallejo who should win in 2 sets.

As per the initial odds, Adolfo Daniel Vallejo is the pick to win this match.
Adolfo Daniel Vallejo -> 1.4
Gastao Elias -> 2.77

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Prediction and head to head Adolfo Daniel Vallejo vs. Gastao Elias

There is no head to head record between Adolfo Daniel Vallejo and Gastao Elias since this will be the first time that they will fight against each other in the main tour.

Adolfo Daniel Vallejo

Ranked no. 237 (career-high), Daniel Vallejo reached the 2^nd round after beating Facundo Mena 0-6 6-0 6-3.

In the 1^st round against Mena, Adolfo recovered from a 1-set down deficit before winning (0-6 6-0 6-3). During the match, Daniel Vallejo scored 73 points vs Mena’s 62. Daniel Vallejo was quite aggressive to blast 34 winners.

Talking about the service games, Daniel Vallejo managed to score 3 aces and he committed only 7 double faults. Adolfo Daniel Vallejo lost the serve 4 times and he saved 11 break points. Furthermore, Daniel Vallejo put 67% of his first serves in, winning 68% (34/50) of the points behind his 1st serve and 40% (10/25) on the 2nd serve. Adolfo broke Mena 5 times after converting 71% of his break points (5/7).

Daniel Vallejo has a winning match record in the last 5 years having won 56% of his matches (88-68). 25-20 on clay in 2024. Talking about his performance on the same surface of this event, Daniel Vallejo has an overall56-45 record in the last 5 years on clay.

His best result of the season was winning the title the Sao Leopoldo Challenger where he overcame Enzo Couacaud in the final 6-3 6-2.

Daniel Vallejo has a composed 32-24 win-loss record in 2024, 25-20 on clay (See FULL STATS).

Previously in the Curitiba Challenger

The Paraguayan has never competed in this tournament before.

Gastao Elias

Ranked no. 326, the Portuguese reached the 2^nd round after beating Daniel Elahi Galan 6-7(5) 7-6(2) 7-6(8).

In the 1^st round against Elahi Galan Riveros, The Portuguese recovered from a 1-set down deficit before winning (6-7⁵ 7-6² 7-6⁸). During the match Elias scored 131 points vs Elahi Galan Riveros’s 123. The Portuguese was extremely aggressive to blast 43 winners.

Talking about serving, Elias fired 7 aces and he committed only 5 double faults. Overall, Gastao Elias was extremely efficient on serve to win 78% (43/55) of his 1st serve and 57% (42/74) on the second serve. However, this didn’t prevent his to concede the serve twice. Gastao broke Elahi Galan Riveros twice after converting 40% of his break points (2/5).

The Portuguese’s best result of the season was getting to the final in the Oeiras 1 Challenger.

The Portuguese has an aggregate 37-27 win-loss record in 2024, 22-20 on clay (See FULL STATS).

H2H Performance in the tournament

Matches, sets, games and points

Points	Daniel Vallejo	Elias
Match played	1	1
Tot Set	3	3
Tot Games	21	39
Pts	73-62	131-123
Total Points	135	254
Winners	34	43
%Winners	47%	33%

Both Daniel Vallejo and Elias played 1 match. Both players lost a set in the event. Adolfo Daniel Vallejo conceded 1 set, while Gastao Elias conceded 1 set. Talking about their workload, Daniel Vallejo and Elias have played the same amount of sets 3. However, Daniel Vallejo played 18 games less than Elias. Adolfo scored 34 winners (47% of the total points). On the other side, Gastao fired 43 winners (33%).

Serve Performance

Serve	Daniel Vallejo	Elias
Aces	3	7
Avg per match	3	7
1st in	50/75	55/129
%1st in	67%	43%
1st pts	34/50	43/55
%1st pts	68%	78%
2nd pts	10/25	42/74
%2nd pts	40%	57%

Daniel Vallejo recorded 3 aces . Elias recorded 7 aces . Daniel Vallejo won 68% points on his first serve. He extremely effective on his second serve to win 40% of the points. On the other side, Elias won 78% of the points on his first serve. He had a solid display on his second serve to win 57% of the points.

How they played the important points

Breaks	Daniel Vallejo	Elias
Won	5	2
Converted	5/7	2/5
% Converted	71%	40%
Conceded	15	8
Saved	11	6
% Saved	73%	75%
Times Broken	4	2

Daniel Vallejo broke his opponent 5 times with a 71% conversion rate. Daniel Vallejo dropped his serve 4 times and he saved 73% of the break points that he conceded. Elias broke his opponent twice with a 40% conversion rate. The Portuguese conceded his serve twice and he saved 75% of the break points that he conceded.

Daniel Vallejo
	R1 Mena	Total
Score	0-6 6-0 6-3
Tot Set	3	3
Tot Games	21	21
pts	73-62	73-62
Total points	135	135
Winners	34	34
%Winners	47%	47%
SERVE
Aces	3	3
Double Faults	7	7
1st in	50/75	50/75
% 1st in	67%	67%
1st pts	34/50	34/50
% 1st pts	68%	68%
2nd pts	10/25	10/25
% 2nd pts	40%	40%
Breaks
Won	5	5
Converted	5/7	5/7
Converted %	71%	71%
Conceded	15	15
Saved	11/15	11
Saved %	73%	73%
Times Broken	4	4

Elias
	R1 Elahi Galan Riveros	Total
Score	6-75 7-62 7-68
Tot Set	3	3
Tot Games	39	39
pts	131-123	131-123
Total points	254	254
Winners	43	43
%Winners	33%	33%
SERVE
Aces	7	7
Double Faults	5	5
1st in	55/129	55/129
% 1st in	43%	43%
1st pts	43/55	43/55
% 1st pts	78%	78%
2nd pts	42/74	42/74
% 2nd pts	57%	57%
Breaks
Won	2	2
Converted	2/5	2/5
Converted %	40%	40%
Conceded	8	8
Saved	6/8	6
Saved %	75%	75%
Times Broken	2	2

Tennis Scores in Curitiba Challenger

• Mateus AlvesAlves – Gonzalo BuenoBueno (6-3 7-6⁴) – See score progression
• Alvaro Guillen MezaGuillen Meza – Joao Lucas Reis Da SilvaLucas Reis Da Silva (7-6³ 6-4) – See score progression
• Matheus Pucinelli De AlmeidaPucinelli De Almeida – Juan Carlos Prado AngeloCarlos Prado Angelo (6-3 5-7 7-6⁴) – See score progression
• Tomas Barrios VeraBarrios Vera – Gonzalo VillanuevaVillanueva (6-2 6-4) – See score progression
• Juan Pablo FicovichPablo Ficovich – Santiago Rodriguez TavernaRodriguez Taverna (6-1 6-1) – See score progression
• Jaime FariaFaria – Luciano Emanuel AmbrogiEmanuel Ambrogi (6-2 5-7 6-3) – See score progression
• Adolfo Daniel VallejoDaniel Vallejo – Facundo MenaMena (0-6 6-0 6-3) – See score progression
• Fernando Romboli/Matias SotoRomboli/Matias Soto – Breno Braga/Victor BragaBraga/Victor Braga (6-3 6-0) – See score progression
• Felipe Meligeni AlvesMeligeni Alves – Pedro SakamotoSakamoto (6-2 7-6⁶) – See score progression
• Gustavo HeideHeide – Orlando LuzLuz (6-4 6-4) – See score progression
• Tristan BoyerBoyer – Wilson LeiteLeite (6-2 6-3) – See score progression
• Hady HabibHabib – Lautaro MidonMidon (7-6⁴ 6-4) – See score progression
• Karue SellSell – Henrique RochaRocha (6-4 6-0) – See score progression
• Gastao EliasElias – Daniel Elahi GalanElahi Galan (6-7⁵ 7-6² 7-6⁸) – See score progression
• Roman Andres BurruchagaAndres Burruchaga – Matias SotoSoto (6-1 6-2) – See score progression
• Juan Manuel CerundoloManuel Cerundolo – Juan Pablo VarillasPablo Varillas (6-3 7-5) – See score progression
• Jose PereiraPereira – Hugo DellienDellien (6-4 3-6 4-0 ret.) – See score progression

Upcoming matches in the draw

• Gastao EliasElias – (0-0) – H2H and prediction
• Marcelo Tomas Barrios VeraTomas Barrios Vera – (2-2) – H2H and prediction
• Hady HabibHabib – (0-0) – H2H and prediction
• Felipe Meligeni Rodrigues AlvesMeligeni Rodrigues Alves – Juan Pablo FicovichPablo Ficovich (1-3) – H2H and prediction
• Mateus De Carvalho CardosoDe Carvalho Cardoso – Karue SellSell (0-0) – H2H and prediction
• Juan Manuel CerundoloManuel Cerundolo – Tristan BoyerBoyer (1-0) – H2H and prediction
• Matheus Pucinelle De AlmeidaPucinelle De Almeida – (0-0) – H2H and prediction
• Alvaro Guillen MezaGuillen Meza – Jose PereiraPereira (0-1) – H2H and prediction