Daniel Altmaier and Constant Lestienne will face off in the qualifications of the ABN AMRO Open for the 4^th time in their career. They are scheduled to play on Sunday at 11:00 am on COURT 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 Daniel Altmaier who should win in 3 sets.

As per the initial odds, Daniel Altmaier is the pick to win this match.
Daniel Altmaier -> 1.6
Constant Lestienne -> 2.22

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Prediction and head to head Daniel Altmaier vs. Constant Lestienne

This will be the 4^th time that Daniel Altmaier and Constant Lestienne fight against each other. The head to head is 2-1 for Altmaier (see full H2H stats), but they have never competed against each other on indoor hard courts.

The last time that they played, Altmaier won 6-7(5) 6-3 6-1 6-2 in the 1^st round in at the U.S. Open back in 2023.

Highlights Daniel Altmaier vs Constant Lestienne – U.S. Open 29-August-2023

Daniel Altmaier

Ranked no. 91, Altmaier got to the qualifications after defeating Carlos Sanchez Jover 6-3 6-2.

In the qualifications, The German had a good straight sets win against Sanchez Jover (6-3 6-2). During the match, Altmaier scored 66 points vs Sanchez Jover’s 46. The German was pretty aggressive to blast 26 winners.

Talking about the service games, Altmaier made 3 aces and he committed only 2 double faults. Daniel Altmaier was exceptionally efficient on serve to win 84% (26/31) of his 1st serve and 58% (15/26) on the second serve. This was the main reason for not conceding a single break during the match. Daniel broke Sanchez Jover 3 times after converting 43% of his break points (3/7).

Altmaier has a solid match record in the last 10 years having won 62% of his matches (347-217). 1-1 on indoor hard courts in 2025. Regarding his performance on the same surface of this event, Altmaier has a compiled 30-23 record in the last years on indoor hard courts.

Altmaier has an aggregate 3-5 win-loss record in 2025, 1-1 on indoor hard courts (See FULL STATS).

Previously in Rotterdam

Altmaier has never competed in this tournament before.

Constant Lestienne

Ranked no. 177, Constant reached the qualifications after defeating Ryan Nijboer 7-6(3) 7-6(6).

In the qualifications, Lestienne had a good straight sets win against Nijboer (7-6³ 7-6⁶). During the match Lestienne scored 89 points vs Nijboer’s 84. The French player was quite aggressive to blast 34 winners.

Talking about serving, Lestienne was unable to score even 1 ace for the entire match and he committed only 4 double faults. Constant Lestienne lost the serve 3 times and he saved 3 break points. Furthermore, Lestienne put 58% of his first serves in, winning 65% (34/52) of the points behind his 1st serve and 50% (19/38) on the 2nd serve. Constant broke Nijboer 3 times after converting 33% of his break points (3/9).

Constant’s best result of the current season was reaching the semifinal in the Noumea Challenger.

Lestienne has a compiled 8-4 win-loss record in 2025, 5-2 on indoor hard courts (See FULL STATS).

H2H Performance in the tournament

Matches, sets, games and points

Points	Altmaier	Lestienne
Match played	1	1
Tot Set	2	2
Tot Games	17	26
Pts	66-46	89-84
Total Points	112	173
Winners	26	34
%Winners	39%	38%

Both Altmaier and Lestienne played 1 match. Also both players started their run from the qualifications.Both players have not surrendered a single set in this event so far. Talking about their workload, Altmaier and Lestienne have played the same amount of sets 2. However, Altmaier played 9 games less than Lestienne. The German scored 26 winners (39% of the total points). On the other side, The French player struck 34 winners (38%).

Serve Performance

Serve	Altmaier	Lestienne
Aces	3	0
Avg per match	3	0
1st in	31/57	52/90
%1st in	54%	58%
1st pts	26/31	34/52
%1st pts	84%	65%
2nd pts	15/26	19/38
%2nd pts	58%	50%

Altmaier fired 3 aces . Lestienne didn’t manage to fire a single ace to far. Altmaier won 84% points on his first serve. He very solid his second serve to win 58% of the points. On the other side, Lestienne won 65% of the points behind his first serve. He had a solid display on his second serve to win 50% of the points.

How they played the important points

Breaks	Altmaier	Lestienne
Won	3	3
Converted	3/7	3/9
% Converted	43%	33%
Conceded	2	6
Saved	2	3
% Saved	100%	50%
Times Broken	0	3

The German broke his opponent 3 times with a 43% conversion rate. Altmaier pretty solid on his serve as he has never lost a single service game after saving 2 break points. Constant broke his opponent 3 times with a 33% conversion rate. Constant conceded his serve 3 times and he saved 50% of the break points that he conceded.

Altmaier
	Q1 Sanchez	Total
Score	6-3 6-2
Tot Set	2	2
Tot Games	17	17
pts	66-46	66-46
Total points	112	112
Winners	26	26
%Winners	39%	39%
SERVE
Aces	3	3
Double Faults	2	2
1st in	31/57	31/57
% 1st in	54%	54%
1st pts	26/31	26/31
% 1st pts	84%	84%
2nd pts	15/26	15/26
% 2nd pts	58%	58%
Breaks
Won	3	3
Converted	3/7	3/7
Converted %	43%	43%
Conceded	2	2
Saved	2/2	2
Saved %	100%	100%
Times Broken	0	0

Lestienne
	Q1 Nijboer	Total
Score	7-63 7-66
Tot Set	2	2
Tot Games	26	26
pts	89-84	89-84
Total points	173	173
Winners	34	34
%Winners	38%	38%
SERVE
Aces	0	0
Double Faults	4	4
1st in	52/90	52/90
% 1st in	58%	58%
1st pts	34/52	34/52
% 1st pts	65%	65%
2nd pts	19/38	19/38
% 2nd pts	50%	50%
Breaks
Won	3	3
Converted	3/9	3/9
Converted %	33%	33%
Conceded	6	6
Saved	3/6	3
Saved %	50%	50%
Times Broken	3	3

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