Gabriel Diallo vs Daniel Altmaier Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Wojtek Kolan

Published on 30 Jun at 06:35 PM UTC

HEAD TO HEAD

G. Diallo vs D. Altmaier

Gabriel Diallo
Gabriel Diallo

Flag CAN CAN

w
l
w
w
l
w
l
l
w
l
Daniel Altmaier
Daniel Altmaier

Flag GER GER

w
l
l
l
w
w
l
w
w
l

1

Win

3

Played

2

Win

24
Age
27
-
Height
6'3" (191 cm)
41
C. Rank
46
33
Best Rank
46
1
Total Titles
0
1
YTD Titles
0
$1.7M
Career Money
$2.4M
-
Plays
Right-Handed

Head-to-head: Diallo 1 - 2 Altmaier

They have played 6 sets in total, with Gabriel Diallo winning 3 and Daniel Altmaier winning 3. The last match between Gabriel Diallo and Daniel Altmaier was at the Wimbledon - London, 30-06-2025, Round: R1, Surface: Grass, with Gabriel Diallo getting the victory 6-1 6-2 6-4.

PlayersHead To Head Match Wins
Diallo1
Altmaier2
Last 3 H2H Matches:

(R1Wimbledon - London(06-30-25)

Grass
CAN Flag
Gabriel Diallo
6
6
6
GER Flag
Daniel Altmaier
1
2
4

(Rubber 1Davis Cup, World Group, QF, GER-CAN 2-0(11-20-24)

I.hard
GER Flag
Daniel Altmaier
7
6
CAN Flag
Gabriel Diallo
6
4

(QFSarasota Challenger(04-14-23)

Clay
GER Flag
Daniel Altmaier
5
CAN Flag
Gabriel Diallo
2

G. Diallo vs D. Altmaier H2H Profile

Stats
$1,722,880Career Prize Money$2,384,945
61.82% (170-105)Career Total W/L59.38% (424-290)
0Clay1
1Grass0
0Indoor1
6Titles16
1Total H2H Matches2
54.72% (29-24)YTD Win/Loss44.00% (22-28)
1YTD Titles0

G. Diallo vs D. Altmaier Match Preview:

  • Second Serve Performance: Diallo has a higher recent form second serve win rate of 49.01% compared to Altmaier's 44.52%. Could stronger second serves provide Diallo an advantage in maintaining service games?
  • Return Game Stats: Altmaier leads in winning points on opponents' second serves at 46.82%, compared to Diallo's 40.81%. Altmaier seems more adept at taking advantage of weak second serves.
  • First Serve Returns: Diallo narrowly leads with a 24.96% win rate on first serve returns, versus Altmaier's 23.43%. Will this slight edge in returning first serves impact the match outcome?
  • Under Pressure Analysis: Altmaier boasts a slightly better breakpoint save percentage of 56.54% compared to Diallo's 54.81%. This suggests Altmaier might handle pressure situations better.
  • Performance Overview: Over the past year, Diallo has a superior match win percentage of 66.28%, overshadowing Altmaier's 50% win rate. Could this indicate Diallo's consistency and higher performance level?
  • Best Surface: Altmaier excels on clay with a 61% win rate, while Diallo is strongest on indoor hard courts with a 66% win rate. This match on indoor hard courts might favor Diallo.
  • Player Level: Diallo has been more successful on the Main tour recently, winning 67.86% of matches compared to Altmaier’s 41.94%. Is Diallo's recent form a hint at his current superiority?
  • Direct Head-to-Head Matches: Altmaier has a slight edge against Diallo, winning their sole match. How significant is Altmaier's past victory in predicting this match's outcome?
  • Extreme Pressure Situations: Altmaier has triumphed in their only tiebreak encounter, suggesting possible mental fortitude in clutch moments.
  • Opponent Quality: Diallo has faced slightly higher-ranked opponents, averaging a rank of 99.88 compared to Altmaier's 112.85. Will facing tougher competition benefit Diallo in this match?
  • Deciding Set Performance: Diallo has a higher success rate in deciding sets over the past year, winning 67% whereas Altmaier won 58%. Could deciding set prowess play a role?
  • Break Point Conversion: Altmaier edges out with a better conversion rate of 28.81% against Diallo's 23.27%, indicating potential efficiency in crucial points.

Editorial Prediction (June 30, 2025, UTC):

The upcoming match between Daniel Altmaier and Gabriel Diallo presents a compelling clash of styles and strategies. Altmaier has shown impressive resilience in pressure situations, with a strong ability to convert break point opportunities. This, combined with a solid return game, presents him as a challenging opponent for any player.

However, Diallo's superiority on indoor hard courts, his higher win rate in deciding sets, and his consistent performance on the Main tour suggest he is in excellent form. His robust second serve performance further backs his potential to dominate the baseline exchanges.

While Altmaier holds a slight edge in their personal head-to-head history, the current form and statistics indicate that Diallo's overall strengths may tip the scale in his favor on a hard court surface. Therefore, Gabriel Diallo emerges as the likely favorite to win this upcoming encounter.

Gabriel Diallo vs Daniel Altmaier Editorial Preview By TennisTipster88.

G. Diallo vs D. Altmaier H2H Stats Used In Our Predictions

Stats
1H2H Matches Won1
3Sets Won3
30Games Won25
16Aces (Total)15
7Total Double Faults4
1:22:48Average Match Time1:22:48
66% (125/188)1st Serve %60% (98/164)
66% (83/125)1st Serve Win %69% (68/98)
54% (34/63)2nd Serve Win %48% (32/66)
37% (7/19)Break Pts Won %31% (5/16)
39% (64/164)Return Points Win %38% (71/188)
0% (0/1)Best‑of‑3 Win %100% (1/1)
100% (1/1)Best‑of‑5 Win %0% (0/1)
100% (1/1)1st Set Won, Won Match100% (2/2)
0% (0/1)1st Set Won, Lost Match0% (0/2)
0% (0/2)1st Set Lost, Won Match0% (0/1)

Recent Performance Stats

2nd Serve Win %: Diallo 52%, Altmaier 48%.
Opp 2nd Serve Pts Won: Diallo 47%, Altmaier 49%.
Break Points Saved %: Diallo 62%, Altmaier 62%.

G. Diallo Recent Matches Played

OPPONENTRESULTSCOREH2H
I.hardRolex Paris Masters - Paris - 27-10-2025

R2

AUSA. De
L
7-6(8) 4-6 6-3

R1

NEDT. Griekspoor
W
6-3 6-4
I.hardSwiss Indoors Basel - Basel - 20-10-2025

R1

CANF. Auger
L
6-2 7-5
I.hardAlmaty Open - Almaty - 13-10-2025

R2

AUSJ. Duckworth
L
7-6(3) 6-7(3) 6-4

R1

KAZA. Omarkhanov
W
6-3 6-1

D. Altmaier Recent Matches Played

OPPONENTRESULTSCOREH2H
I.hardMoselle Open - Metz - 03-11-2025

QF

ITAL. Sonego
L
6-4 7-6(6)

R2

FRAH. Gaston
W
4-6 6-0 ret.

R1

FRAA. Rinderknech
W
6-4 6-4
I.hardRolex Paris Masters - Paris - 27-10-2025

R3

CANF. Auger
L
3-6 6-3 6-2

R2

NORC. Ruud
W
6-3 7-5
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G. Diallo vs D. Altmaier Stats Breakdown Vs All H2H Opponents

Stats
61.82% (170/105)YTD Win/Loss59.38% (424/290)
59.04% (392/272)Sets Win/Loss57.31% (957/713)
52.95% (3532/3138)Games Win/Loss52.58% (8392/7567)
62.77% (86/51)Hard Win/Loss59.83% (137/92)
53.13% (17/15)Clay Win/Loss61.00% (208/133)
64.94% (50/27)Indoor Hard W/L59.32% (70/48)
58.62% (17/12)Grass Win/Loss34.62% (9/17)
0.62Aces Per Game0.48
2033Aces Total3775
0.23Double Faults Per Game0.17
739Total Double Faults1362
1:44:25Average Match Time1:32:16
247.77Average Opponent Rank408.69
67% (13020/19469)1st Serve %61% (27274/44468)
73% (9459/13021)1st Serve Win %72% (19548/27274)
51% (3318/6449)2nd Serve Win %50% (8618/17194)
39% (662/1687)Break Points Won % (Total)42% (1792/4301)
37% (7421/19824)Return Points Win %39% (17447/44868)
57.14% (16/12)Slam W/L50.00% (18/18)
51.43% (18/17)Masters W/L45.61% (26/31)
54.55% (6/5)Cups W/L50.00% (2/2)
52.17% (24/22)Main Tour W/L40.29% (56/83)
65.49% (74/39)Challenger W/L66.05% (142/73)
76.19% (32/10)Futures W/L68.44% (180/83)
63% (163/259)Best of 3 Sets Win %60% (401/664)
46% (6/13)Best of 5 Sets Win %47% (16/34)
55% (73/133)Tiebreaks Win % (Total)56% (144/259)
57% (54/95)Deciding Set Win %56% (114/204)
86% (160/138)1st Set Won, Won Match88% (418/369)
14% (160/22)1st Set Won, Lost Match12% (418/49)
28% (115/32)1st Set Lost, Won Match18% (296/54)

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