Pieter De Lange and Stijn Slump will face off in the qualifications of the Bunschoten Challenger for the 1^st time in their career. They are scheduled to compete on Monday at 11:00 am on THE INDIAN MAHARADJA. Here the head to head stats and relative prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Stijn Slump who should win in 2 sets.

As per the initial odds, Stijn Slump is the pick to win this match.
Stijn Slump -> 1.178
Pieter De Lange -> 4.45

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Prediction and head to head Pieter De Lange vs. Stijn Slump

There is no head to head record between Pieter De Lange and Stijn Slump since this will be the first time that they will play each other in the main tour.

Pieter De Lange

Currently unranked, Pieter reached the qualifications after defeating Javier Barranco Cosano 6-2 3-6 6-3.

In the qualifications, De Lange defeated Barranco Cosano (6-2 3-6 6-3). During the match, De Lange scored 90 points vs Barranco Cosano’s 80. The Dutch was pretty aggressive to blast 38 winners.

Regarding the service games, De Lange struck 2 aces and he committed only 6 double faults. Overall, Pieter De Lange was very effective on serve to win 72% (38/53) of his 1st serve and 52% (13/25) on the second serve. However, this didn’t prevent his to concede the serve twice. The Dutch broke Barranco Cosano 4 times after converting 33% of his break points (4/12).

De Lange has a solid match record in the last 2 years having won 60% of his matches (15-10). 3-3 on clay in 2025. Regarding his performance on the same surface of this event, De Lange has a composed4-5 record in the last 2 years on clay.

The Dutch has an aggregate 14-8 win-loss record in 2025, 3-3 on clay (See FULL STATS).

Previously in the Bunschoten Challenger

De Lange has never competed in this tournament before.

Stijn Slump

Ranked no. 665, the Dutch got to the qualifications after defeating Evgeny Karlovskiy 6-4 6-2.

In the qualifications, Stijn had a good straight sets win against Karlovskiy (6-4 6-2). During the match Slump scored 63 points vs Karlovskiy’s 38. The Dutch was very aggressive to blast 25 winners.

About the serving games, Slump scored 12 aces and he committed only 3 double faults. Stijn Slump lost the serve once and he saved 1 break points. Furthermore, Slump put 59% of his first serves in, winning 93% (25/27) of the points behind his 1st serve and 47% (9/19) on the 2nd serve. Slump broke Karlovskiy 4 times after converting 50% of his break points (4/8).

Stijn’s best result of the current season was getting to the final in M15 Casablanca.

The Dutch has a composed 21-17 win-loss record in 2025, 15-12 on clay (See FULL STATS).

H2H Performance in the tournament

Matches, sets, games and points

Points	De Lange	Slump
Match played	1	1
Tot Set	3	2
Tot Games	26	18
Pts	90-80	63-38
Total Points	170	101
Winners	38	25
%Winners	42%	40%

Both De Lange and Slump played 1 match. Also both players started their run from the qualifications.At the moment, Pieter De Lange surrendered 1 set while Stijn Slump hasn’t conceded a set so far. De Lange has played 1 set more than Slump (3 vs 2). Therefore, De Lange played 8 games more than Slump. Pieter scored 38 winners (42% of the total points). On the other side, Stijn fired 25 winners (40%).

Serve Performance

Serve	De Lange	Slump
Aces	2	12
Avg per match	2	12
1st in	53/78	27/46
%1st in	68%	59%
1st pts	38/53	25/27
%1st pts	72%	93%
2nd pts	13/25	9/19
%2nd pts	52%	47%

De Lange recorded 2 aces . Slump blasted 12 aces . De Lange won 72% points on his first serve. He was rock solid on his second serve to win 52% of the points. On the other side, Slump won 93% 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	De Lange	Slump
Won	4	4
Converted	4/12	4/8
% Converted	33%	50%
Conceded	5	2
Saved	3	1
% Saved	60%	50%
Times Broken	2	1

Pieter broke his opponent 4 times with a 33% conversion rate. De Lange lost his serve twice and he saved 60% of the break points that he conceded. Slump broke his opponent 4 times with a 50% conversion rate. The Dutch conceded his serve once and he saved 50% of the break points that he conceded.

De Lange
	Q1 Barranco Cosano	Total
Score	6-2 3-6 6-3
Tot Set	3	3
Tot Games	26	26
pts	90-80	90-80
Total points	170	170
Winners	38	38
%Winners	42%	42%
SERVE
Aces	2	2
Double Faults	6	6
1st in	53/78	53/78
% 1st in	68%	68%
1st pts	38/53	38/53
% 1st pts	72%	72%
2nd pts	13/25	13/25
% 2nd pts	52%	52%
Breaks
Won	4	4
Converted	4/12	4/12
Converted %	33%	33%
Conceded	5	5
Saved	3/5	3
Saved %	60%	60%
Times Broken	2	2

Slump
	Q1 Karlovskiy	Total
Score	6-4 6-2
Tot Set	2	2
Tot Games	18	18
pts	63-38	63-38
Total points	101	101
Winners	25	25
%Winners	40%	40%
SERVE
Aces	12	12
Double Faults	3	3
1st in	27/46	27/46
% 1st in	59%	59%
1st pts	25/27	25/27
% 1st pts	93%	93%
2nd pts	9/19	9/19
% 2nd pts	47%	47%
Breaks
Won	4	4
Converted	4/8	4/8
Converted %	50%	50%
Conceded	2	2
Saved	1/2	1
Saved %	50%	50%
Times Broken	1	1

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