Hiroki Moriya and Gabriel Diallo will square off in the semifinal of the Granby Challenger for the 1st time in their career. They are scheduled to compete on Saturday at 12:00 pm on COURT CENTRAL. 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 Gabriel Diallo who should win in 3 sets.

As per the initial odds, Gabriel Diallo is the pick to win this match.
Gabriel Diallo -> 1.88
Hiroki Moriya -> 1.88

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Prediction and head to head Hiroki Moriya vs. Gabriel Diallo

There is no head to head record between Hiroki Moriya and Gabriel Diallo since this will be the first time that they will play each other in the main tour.

Hiroki Moriya

Hiroki Moriya

0 - 0win/loss

Rank
470
High
143
LLLWLWLWLL
See allSTATS
Year Total Hard Clay I.hard Grass Carpet
2025 23-23 23-23 0-0 0-0 0-0 0-0
2024 38-32 36-28 0-0 2-2 0-2 0-0
2023 31-28 31-27 0-0 0-1 0-0 0-0
2022 27-30 18-19 0-0 7-9 1-1 1-1
2021 22-28 13-17 0-0 8-9 0-0 1-2
See all years

Ranked no. 290, the Japanese got to the semifinal after defeating Aidan Mchugh 4-6 6-4 6-4, Strong Kirchheimer 6-4 6-4 and Ugo Humbert 7-64 4-6 7-5.

In the quarter, Moriya defeated Humbert (7-64 4-6 7-5). During the match, Moriya and Humbert scored the same amount of points (108). However, the world no. 290 was stronger during the important points and that was the most significant difference in the match. The Japanese was very aggressive to blast 48 winners.

Talking about the service games, Moriya made 2 aces and he committed only 6 double faults. Hiroki Moriya lost the serve 4 times and he saved 6 break points. Furthermore, Moriya put 65% of his first serves in, winning 68% (48/71) of the points behind his 1st serve and 50% (19/38) on the 2nd serve. The Japanese broke Humbert 4 times after converting 33% of his break points (4/12).

Overall Performance in this tournament

The Japanese has dropped 2 set in this tournament to win 52% of the points he played.

Moriya has a losing record in the last 10 years having won only 48% of his matches (266-288). 11-8 on hard in 2022. . Talking about his performance on the same surface of this tournament, Moriya has an overall 193-184 record in the last years on hard.

Hiroki’s best result of the current year was getting to the final in M25 Nottingham.

The Japanese has an aggregate 20-17 win-loss record in 2022, 11-8 on hard (See FULL STATS).

Previously in the Granby Challenger

Granby Challenger
Moriya's Record

Gabriel Diallo

Gabriel Diallo

0 - 0win/loss

Rank
41
High
33
LWLLWLWWLW
See allSTATS
Year Total Hard Clay I.hard Grass Carpet
2025 37-29 16-15 8-7 4-4 9-3 0-0
2024 49-26 30-12 7-6 9-4 3-4 0-0
2023 39-28 8-11 2-2 24-10 5-5 0-0
2022 23-10 17-6 0-0 6-4 0-0 0-0
2021 12-4 8-3 0-0 4-1 0-0 0-0
See all years

Ranked no. 518 (career-high), Gabriel got to the semifinal after defeating Dan Martin 7-5 6-1, Cedrik-Marcel Stebe 6-4 4-6 7-62 and Aziz Dougaz 3-6 6-3 7-65.

In the quarter against Dougaz, Gabriel recovered from a 1-set down deficit before winning (3-6 6-3 7-65). During the match Diallo scored 99 points vs Dougaz’s 95. The Canadian was quite aggressive to blast 52 winners.

Talking about serving, Diallo blasted 4 aces and he committed only 2 double faults. Gabriel Diallo lost the serve 3 times and he saved 4 break points. Furthermore, Diallo put 78% of his first serves in, winning 69% (52/75) of the points behind his 1st serve and 48% (10/21) on the 2nd serve. The Canadian broke Dougaz 3 times after converting 60% of his break points (3/5).

Overall Performance in this tournament

The Canadian has conceded 2 set in the tournament to win 53% of the points he played.

The Canadian’s best result of the year was getting to the final in M25 East Lansing.

Diallo has a compiled 10-4 win-loss record in 2022, 10-4 on hard (See FULL STATS)

.
Granby Challenger
Diallo's Record

H2H Performance in the tournament (main draw)

H.Moriya
G.Diallo
6h:32
6h:32
Time on court​
6h:25
6h:25
!
2h:30
2h:30
Last match​
!
2h:12
2h:12
3
3
Match played
3
3
85
85
Games Played​
83
83
8
8
Set played​​
8
8
272
272
Total points​
295
295
90.7
90.7
Avg point​
98.3
98.3
111
111
Winners
122
122
37
37
Avg Winners​
40.7
40.7
41%
41%
Ratio winners
41%
41%
-- Serve --
4
4
Aces
27
27
1.3
1.3
Avg Aces
9
9
8
8
Double Faults
17
17
2.7
2.7
Avg Double Faults
!
5.7
5.7
111/159
111/159
1st won total​
122/174
122/174
70%
70%
1st won %
70%
70%
48/90
48/90
2nd won total​
43/92
43/92
53%
53%
2nd won %
47%
47%
-- Break Points --
12/34
12/34
BP won
13/32
13/32
4/11.3
4/11.3
Avg BP won
4.3/10.7
4.3/10.7
35%
35%
Won
41%
41%
19
19
Conceded
24
24
6.3
6.3
Avg Conceded
8
8
9
9
Broken
10
10
3
3
Avg Broken
3.3
3.3
10
10
Saved
14
14
See Allstats

Matches, sets, games and points

Points Moriya Diallo
Match played 3 3
Tot Set 8 8
Tot Games 85 83
Pts 272-255 295-265
Total Points 527 560
Winners 111 122
%Winners 41% 41%

Both Moriya and Diallo played 3 matches. Both players lost a set in the event. Hiroki Moriya surrendered 2 sets, while Gabriel Diallo dropped 2 sets. Talking about their workload, Moriya and Diallo have played the same amount of sets 8. However, Moriya played 2 games more than Diallo. Moriya scored 111 winners (41% of the total points). On the other side, The Canadian blasted 122 winners (41%).

Serve Performance

Serve Moriya Diallo
Aces 4 27
Avg per match 1.3 9
1st in 159/249 174/266
%1st in 64% 65%
1st pts 111/159 122/174
%1st pts 70% 70%
2nd pts 48/90 43/92
%2nd pts 53% 47%

Moriya fired 4 aces (1.3 per match). Diallo made 27 aces (9 per match). Moriya won 70% points on his first serve. He pretty effective on his second serve to win 53% of the points. On the other side, Diallo won 70% 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 Moriya Diallo
Won 12 13
Converted 12/34 13/32
% Converted 35% 41%
Conceded 19 24
Saved 10 14
% Saved 53% 58%
Times Broken 9 10

Moriya broke his opponents 12 times with a 35% conversion rate. Moriya surrendered his serve 9 times and he saved 53% of the break points that he conceded. Diallo broke his opponents 13 times with a 41% conversion rate. The Canadian conceded his serve 10 times and he saved 58% of the break points that he conceded.

Moriya
R1
Mchugh		 R2
Kirchheimer		 1/4
Humbert		 Total
Score 4-6 6-4 6-4 6-4 6-4 7-64 4-6 7-5
Tot Set 3 2 3 8
Tot Games 30 20 35 85
pts 98-98 66-49 108-108 272-255
Total points 196 115 216 527
Winners 34 29 48 111
%Winners 35% 44% 44% 41%
SERVE
Aces 1 1 2 4
Double Faults 2 0 6 8
1st in 51/90 37/50 71/109 159/249
% 1st in 57% 74% 65% 64%
1st pts 34/51 29/37 48/71 111/159
% 1st pts 67% 78% 68% 70%
2nd pts 17/39 12/13 19/38 48/90
% 2nd pts 44% 92% 50% 53%
Breaks
Won 6 2 4 12
Converted 6/16 2/6 4/12 12/34
Converted % 38% 33% 33% 35%
Conceded 9 0 10 19
Saved 4/9 0/0 6/10 10
Saved % 44% – 60% 35%
Times Broken 5 0 4 9
Diallo
R1
Martin		 R2
Stebe		 1/4
Dougaz		 Total
Score 7-5 6-1 6-4 4-6 7-62 3-6 6-3 7-65
Tot Set 2 3 3 8
Tot Games 19 33 31 83
pts 83-62 113-108 99-95 295-265
Total points 145 221 194 560
Winners 29 41 52 122
%Winners 35% 36% 53% 41%
SERVE
Aces 13 10 4 27
Double Faults 5 10 2 17
1st in 41/68 58/102 75/96 174/266
% 1st in 60% 57% 78% 65%
1st pts 29/41 41/58 52/75 122/174
% 1st pts 71% 71% 69% 70%
2nd pts 14/27 19/44 10/21 43/92
% 2nd pts 52% 43% 48% 47%
Breaks
Won 5 5 3 13
Converted 5/15 5/12 3/5 13/32
Converted % 33% 42% 60% 41%
Conceded 5 12 7 24
Saved 3/5 7/12 4/7 14
Saved % 60% 58% 57% 58%
Times Broken 2 5 3 10

Tennis Scores in Granby Challenger

Upcoming matches in the draw

Moriya
More Stats
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Diallo

Click for FULL STATS