Zhizhen Zhang vs Steven Diez Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
Z. Zhang vs S. Diez

Zhizhen Zhang

CHN

1

Win

Played

1

Win

Age

6'4" (193 cm)

Height

5'9" (175 cm)

414

C. Rank

898

Best Rank

134

Total Titles

YTD Titles

$2.1M

Career Money

$335.9K

Right-Handed

Plays

Right-Handed

Steven Diez

CAN

1

Win

Played

1

Win

Age

6'4" (193 cm)

Height

5'9" (175 cm)

414

C. Rank

898

Best Rank

134

Total Titles

YTD Titles

$2.1M

Career Money

$335.9K

Right-Handed

Plays

Right-Handed

Head-to-head: Zhang 1 - 1 Diez

They have played 4 sets in total, with Zhizhen Zhang winning 2 and Steven Diez winning 2. The last match between Zhizhen Zhang and Steven Diez was at the Jinan Challenger, 04-09-2019, Round: R2, Surface: Hard, with Zhizhen Zhang getting the victory 6-3 6-3.

Players	Head To Head Match Wins
Zhang	1
Diez	1

Last 2 H2H Matches:

(R2) Jinan Challenger(09-04-19)

Stats

Zhizhen Zhang

Steven Diez

(R1) Quanzhou Challenger(03-20-17)

Stats

Steven Diez

Zhizhen Zhang

Z. Zhang vs S. Diez H2H Profile

Z. Zhang	Stats	S. Diez
$2,072,015	Career Prize Money	$335,910
53.81% (304-261)	Career Total W/L	54.64% (571-474)
1	Hard	1
5	Titles	24
1	Total H2H Matches	1
25.00% (4-12)	YTD Win/Loss	0% (0-0)

Z. Zhang vs S. Diez Match Preview:

Second serve performance recent form: In recent form (last 6 months), Zhizhen Zhang has won 46.96% of points on their second serve, while Steven Diez has won 37.93%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Zhizhen Zhang, in recent form, has won 47.27% of their opponent's second serve points, while Steven Diez has won 44.44%. The same stats for first serve returns are 22.63% and 28.33% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Zhizhen Zhang has saved 64.86% of breakpoints in recent form, whereas Steven Diez has saved 55.56% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Zhizhen Zhang has won 25.00% of matches played (W/L 4/12), with Steven Diez winning 52.00% (W/L 13/12) that gives us an overall head-to head prediction overview.
Best surface: Zhizhen Zhang has their best career surface win % on Clay, winning 60% (W/L 123/81), and worse career win % on I.hard, winning 39% (W/L 14/22). Steven Diez has their best career surface win % on Hard, winning 60% (W/L 212/163), and worse career win % on Grass, winning 25% (W/L 3/9).
Player level: In the last year, Zhizhen Zhang has played most of their matches on the Main tour, winning 30.77% of matches (W/L 4/9), where as Steven Diez has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 58.82% of matches (W/L 10/7). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
Direct H2H matches: They have played 2 times before with Zhizhen Zhang winning 1 times and Steven Diez being victorious 1 times. They have played 4 sets in total, with Zhizhen Zhang winning 2 and Steven Diez winning 2.
The last match between Zhizhen Zhang and Steven Diez was at the Jinan Challenger, 04-09-2019, Round: R2, Surface: Hard, with Zhizhen Zhang getting the victory 6-3 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:16:5.
Opponent quality stats: Over the last 12 months, Zhizhen Zhang has played against opponents with an average rank of 62.25 while Steven Diez has played against players with an average rank of 346.28.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Zhizhen Zhang has won 43% of deciding sets over the last 12 months, while Steven Diez has won 14% in all matches played on tour.
Break point conversion: In recent form, Zhizhen Zhang has converted 27.27% of breakpoint opportunities, and Steven Diez has converted 16.67% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Zhizhen Zhang vs Steven Diez Editorial Preview By TennisTipster88.

Z. Zhang vs S. Diez H2H Stats Used In Our Predictions

Z. Zhang	Stats	S. Diez
1	H2H Matches Won	1
2	Sets Won	2
18	Games Won	18
7	Aces (Total)	1
3	Total Double Faults	6
1:16:5	Average Match Time	1:16:5
52% (55/105)	1st Serve %	61% (70/115)
76% (42/55)	1st Serve Win %	61% (43/70)
44% (22/50)	2nd Serve Win %	56% (25/45)
31% (5/16)	Break Pts Won %	45% (5/11)
41% (47/115)	Return Points Win %	39% (41/105)
50% (1/2)	Best‑of‑3 Win %	50% (1/2)
100% (1/1)	1st Set Won, Won Match	100% (1/1)
0% (0/1)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

Z. Zhang Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Shanghai Rolex Masters - Shanghai - 29-09-2025
R1 Sebastian BaezS. Baez	L	2-6 6-3 6-4	Stats
China Open - Beijing - 22-09-2025
R1 Terence AtmaneT. Atmane	L	6-4 6-2	Stats
Hangzhou Open - Hangzhou - 15-09-2025
R2 Dalibor SvrcinaD. Svrcina	L	6-4 6-3	Stats
R1 Bu YunchaoketeB. Yunchaokete	W	6-7(2) 6-4 7-6(3)	Stats
BNP Paribas Open - Indian Wells - 03-03-2025
R1 Gabriel DialloG. Diallo	L	2-6 6-2 7-6(7)	Stats

View All

S. Diez Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Heilbronn Challenger - 02-06-2025
Q1 Rei SakamotoR. Sakamoto	L	4-6 6-0 6-3	Stats
M25 Vic - 12-05-2025
QF Lorenzo GiustinoL. Giustino	L	6-1 2-1 ret.	Stats
R2 Andres Santamarta RoigA. Santamarta	W	6-3 7-5	Stats
R1 Michiel De KromM. De	W	6-1 ret.	Stats
M25 Sabadell - 28-04-2025
R1 Sekou BangouraS. Bangoura	L	4-6 7-6(4) 6-1	Stats

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Z. Zhang vs S. Diez Stats Breakdown Vs All H2H Opponents

Z. Zhang	Stats	S. Diez
53.81% (304/261)	YTD Win/Loss	54.64% (571/474)
52.92% (707/629)	Sets Win/Loss	54.52% (1285/1072)
51.25% (6551/6232)	Games Win/Loss	52.19% (11187/10250)
51.67% (155/145)	Hard Win/Loss	56.53% (212/163)
60.29% (123/81)	Clay Win/Loss	55.87% (338/267)
38.89% (14/22)	Indoor Hard W/L	33.96% (18/35)
48.00% (12/13)	Grass Win/Loss	25.00% (3/9)
0.42	Aces Per Game	0.11
2601	Aces Total	1110
0.14	Double Faults Per Game	0.17
890	Total Double Faults	1791
1:17:3	Average Match Time	1:9:1
417.56	Average Opponent Rank	577.37
62% (19487/31192)	1st Serve %	63% (29963/47216)
71% (13840/19487)	1st Serve Win %	65% (19468/29963)
50% (5859/11708)	2nd Serve Win %	49% (8390/17253)
39% (1087/2766)	Break Points Won % (Total)	46% (2388/5143)
37% (11765/31730)	Return Points Win %	42% (20073/47619)
53.13% (17/15)	Slam W/L	42.86% (15/20)
43.90% (18/23)	Masters W/L	25.00% (4/12)
75.00% (3/1)	Cups W/L	0.00% (0/4)
47.12% (49/55)	Main Tour W/L	34.48% (20/38)
53.81% (106/91)	Challenger W/L	45.31% (198/239)
59.68% (111/75)	Futures W/L	67.47% (334/161)
55% (294/539)	Best of 3 Sets Win %	55% (557/1009)
43% (10/23)	Best of 5 Sets Win %	33% (3/9)
49% (96/195)	Tiebreaks Win % (Total)	47% (109/233)
54% (94/174)	Deciding Set Win %	48% (136/285)
84% (292/246)	1st Set Won, Won Match	83% (588/490)
15% (292/44)	1st Set Won, Lost Match	16% (588/97)
22% (273/59)	1st Set Lost, Won Match	18% (456/80)