Hugo Grenier and Stefanos Sakellaridis will clash against each other in the quarter of the Istanbul Challenger for the 1^st time in their career. They are scheduled to compete on Friday at 11:00 am on CENTER COURT. 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 Hugo Grenier who should win in 2 sets.

As per the initial odds, Hugo Grenier is the pick to win this match.
Hugo Grenier -> 1.4
Stefanos Sakellaridis -> 2.77

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Prediction and head to head Hugo Grenier vs. Stefanos Sakellaridis

There is no head to head record between Hugo Grenier and Stefanos Sakellaridis since this will be the first time that they will square off in the main tour.

Hugo Grenier

Ranked no. 188, Grenier reached the quarter after defeating Juan Alejandro Hernandez 7-6(5) 6-3 and Alastair Gray 6-7(1) 6-1 6-2.

In the 2^nd round against Gray, Hugo recovered from a 1-set down deficit before winning (6-7¹ 6-1 6-2). During the match, Grenier scored 105 points vs Gray’s 89. Grenier was exceptionally aggressive to blast 46 winners.

Talking about the service games, Grenier recorded 9 aces and he committed only 7 double faults. Hugo Grenier was extremely effective on serve to win 74% (46/62) of his 1st serve and 53% (19/36) on the second serve. This was the main reason for not conceding a single break during the match. Hugo broke Gray 4 times after converting 36% of his break points (4/11).

Overall Performance in this tournament

Hugo has lost 1 set in this event to conquer 55% of the points he played.

Grenier has positive match record in the last 10 years having won 57% of his matches (367-279). 19-13 on hard in 2025. In connection with his performance on the same surface of this competition, Grenier has an aggregate 203-105 match record in the last years on hard.

Hugo’s best result of the year was getting to the semifinal in the Morelia Challenger and the Porto Challenger.

Grenier has a compiled 27-26 win-loss record in 2025, 19-13 on hard (See FULL STATS).

Previously in the Istanbul Challenger

Stefanos Sakellaridis

Ranked no. 315 (career-high), the Greek reached the quarter after defeating Christian Langmo 4-6 6-3 6-4

and Otto Virtanen 6-2 3-1 ret..

In the 2^nd round against Virtanen, the Greek had a free pass after Virtanen retired on a 6-2 3-1 . scoreline.

Stefanos’s best result of the current year was getting to the final in M15 Monastir and M15 Heraklion.

Stefanos has a composed 42-18 win-loss record in 2025, 31-10 on hard (See FULL STATS).

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Grenier	Sakellaridis
Match played	2	2
Tot Set	5	6
Tot Games	50	41
Pts	186-155	145-111
Total Points	341	256
Winners	81	53
%Winners	44%	37%

Both Grenier and Sakellaridis played 2 matches. Both players lost a set in the event. Hugo Grenier conceded 1 set, while Stefanos Sakellaridis conceded 1 set. Grenier has played 1 set(s) less than Sakellaridis (5 vs 6). However, it’s interesting to notice that Grenier played 9 games more than Sakellaridis. Grenier scored 81 winners (44% of the total points). On the other side, Sakellaridis fired 53 winners (37%).

Serve Performance

Serve	Grenier	Sakellaridis
Aces	26	8
Avg per match	13	4
1st in	107/170	66/105
%1st in	63%	63%
1st pts	81/107	53/66
%1st pts	76%	80%
2nd pts	32/63	28/39
%2nd pts	51%	72%

Grenier bagged 26 aces (13 per match). Sakellaridis recorded 8 aces (4 per match). Grenier won 76% points on his first serve. He was rock solid on his second serve to win 51% of the points. On the other side, Sakellaridis won 80% of the points on his first serve. He had a solid display on his second serve to win 72% of the points.

How they played the important points

Breaks	Grenier	Sakellaridis
Won	7	6
Converted	7/18	6/12
% Converted	39%	50%
Conceded	10	5
Saved	9	3
% Saved	90%	60%
Times Broken	1	2

The French player broke his opponents 7 times with a 39% conversion rate. Hugo dropped his serve once and he saved 90% of the break points that he conceded. Stefanos broke his opponents 6 times with a 50% conversion rate. The Greek conceded his serve twice and he saved 60% of the break points that he conceded.

Grenier
	R1 Alejandro	R2 Gray	Total
Score	7-65 6-3	6-71 6-1 6-2
Tot Set	2	3	5
Tot Games	22	28	50
pts	81-66	105-89	186-155
Total points	147	194	341
Winners	35	46	81
%Winners	43%	44%	44%
SERVE
Aces	17	9	26
Double Faults	2	7	9
1st in	45/72	62/98	107/170
% 1st in	63%	63%	63%
1st pts	35/45	46/62	81/107
% 1st pts	78%	74%	76%
2nd pts	13/27	19/36	32/63
% 2nd pts	48%	53%	51%
Breaks
Won	3	4	7
Converted	3/7	4/11	7/18
Converted %	43%	36%	39%
Conceded	5	5	10
Saved	4/5	5/5	9
Saved %	80%	100%	90%
Times Broken	1	0	1

Sakellaridis
	R1 Langmo	R2 Virtanen	Total
Score	4-6 6-3 6-4	6-2 3-1 ret.
Tot Set	3	2	5
Tot Games	29	12	41
pts	95-82	50-29	145-111
Total points	177	79	256
Winners	39	14	53
%Winners	41%	28%	37%
SERVE
Aces	8	0	8
Double Faults	3	1	4
1st in	46/76	20/29	66/105
% 1st in	61%	69%	63%
1st pts	39/46	14/20	53/66
% 1st pts	85%	70%	80%
2nd pts	21/30	7/9	28/39
% 2nd pts	70%	78%	72%
Breaks
Won	2	4	6
Converted	2/7	4/5	6/12
Converted %	29%	80%	50%
Conceded	3	2	5
Saved	2/3	1/2	3
Saved %	67%	50%	59%
Times Broken	1	1	2

Upcoming matches in the draw

• Hugo GrenierGrenier – (0-0) – H2H and prediction
• Luca PotenzaPotenza – Calvin HemeryHemery (0-0) – H2H and prediction