Simona Waltert vs Mary Stoiana Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Waltert vs M. Stoiana

Simona Waltert

SUI

0

Win

Played

1

Win

Age

Height

116

C. Rank

318

107

Best Rank

262

Total Title

YTD Titles

$529.1K

Career Money

$52.0K

Plays

Mary Stoiana

USA

0

Win

Played

1

Win

Age

Height

116

C. Rank

318

107

Best Rank

262

Total Title

YTD Titles

$529.1K

Career Money

$52.0K

Plays

Head-to-head: Waltert 0 - 1 Stoiana

They have played 2 sets in total, with Simona Waltert winning 0 and Mary Stoiana winning 2. The last match between Mary Stoiana and Simona Waltert was at the W100 Landisville, 09-08-2023, Round: R1, Surface: Hard, with Mary Stoiana getting the victory 6-3 6-3.

Players	Head To Head Match Wins
Waltert	0
Stoiana	1

Last H2H Matches:

(R1) W100 Landisville(08-09-23)

Stats

Mary Stoiana

Simona Waltert

S. Waltert vs M. Stoiana H2H Profile

S. Waltert	Stats	M. Stoiana
$529,100	Career Prize Money	$52,000
60.37% (291-191)	Career Total W/L	61.18% (52-33)
0	Hard	1
8	Titles	1
0	Total H2H Matches	1
60.00% (3-2)	YTD Win/Loss	0% (0-0)

S. Waltert vs M. Stoiana Match Preview:

Second serve performance recent form: In recent form (last 6 months), Simona Waltert has won 38.73% of points on their second serve, while Mary Stoiana has won 41.09%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Simona Waltert, in recent form, has won 50.58% of their opponent's second serve points, while Mary Stoiana has won 46.79%. The same stats for first serve returns are 34.94% and 36.09% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Simona Waltert has saved 48.72% of breakpoints in recent form, whereas Mary Stoiana has saved 48.20% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Simona Waltert has won 67.95% of matches played (W/L 53/25), with Mary Stoiana winning 60.61% (W/L 20/13) that gives us an overall head-to head prediction overview.
Best surface: Simona Waltert has their best career surface win % on I.hard, winning 63% (W/L 56/33), and worse career win % on Grass, winning 41% (W/L 7/10). Mary Stoiana has their best career surface win % on I.hard, winning 63% (W/L 8/2), and worse career win % on Clay, winning 33% (W/L 2/4).
Player level: In the last year, Simona Waltert has played most of their matches on the Challengers/ITF tournaments > $10K, winning 70.31% of matches (W/L 45/19), where as Mary Stoiana has played most of their matches on the Challengers/ITF tournaments > $10K, winning 62.50% of matches (W/L 20/12). 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 1 times before with Simona Waltert winning 0 times and Mary Stoiana being victorious 1 times. They have played 2 sets in total, with Simona Waltert winning 0 and Mary Stoiana winning 2.
The last match between Simona Waltert and Mary Stoiana was at the W100 Landisville, 09-08-2023, Round: R1, Surface: Hard, with Mary Stoiana 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 1:35:0.
Opponent quality stats: Over the last 12 months, Simona Waltert has played against opponents with an average rank of 219.74 while Mary Stoiana has played against players with an average rank of 335.61.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Simona Waltert has won 60% of deciding sets over the last 12 months, while Mary Stoiana has won 50% in all matches played on tour.
Break point conversion: In recent form, Simona Waltert has converted 43.09% of breakpoint opportunities, and Mary Stoiana has converted 37.00% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Simona Waltert vs Mary Stoiana Editorial Preview By TennisTipster88.

S. Waltert vs M. Stoiana H2H Stats Used In Our Predictions

S. Waltert	Stats	M. Stoiana
0	H2H Matches Won	1
0	Sets Won	2
6	Games Won	12
0	Aces (Total)	1
4	Total Double Faults	1
1:35:0	Average Match Time	1:35:0
54% (38/71)	1st Serve %	68% (41/60)
53% (20/38)	1st Serve Win %	68% (28/41)
42% (14/33)	2nd Serve Win %	42% (8/19)
33% (2/6)	Break Pts Won %	50% (5/10)
40% (24/60)	Return Points Win %	52% (37/71)
0% (0/1)	Best‑of‑3 Win %	100% (1/1)
0% (0/0)	1st Set Won, Won Match	100% (1/1)
0% (0/0)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/0)

Recent Performance Stats

S. Waltert Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Internazionali Di Calabria - Rende - 29-09-2025
QF Lola RadivojevicL. Radivojevic	L	6-1 6-0	Stats
R2 Tiphanie LemaitreT. Lemaitre	W	6-1 6-0	Stats
R1 Sinja KrausS. Kraus	W	4-6 6-2 7-6(4)	Stats
W100 Lisboa - 22-09-2025
F Darja SemenistajaD. Semenistaja	W	6-2 6-1	Stats
SF Oksana SelekhmetevaO. Selekhmeteva	W	6-3 6-3	Stats

View All

M. Stoiana Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W75 Templeton - 22-09-2025
QF Emina BektasE. Bektas	L	6-4 0-1 ret.	Stats
R2 Sahaja YamalapalliS. Yamalapalli	W	6-0 6-2	Stats
R1 Louisa ChiricoL. Chirico	W	7-5 6-3	Stats
U.S. Open - New York - 25-08-2025
Q1 Shuai ZhangS. Zhang	L	7-5 6-3	Stats
W100 Landisville - 04-08-2025
QF Ayana AkliA. Akli	L	6-4 6-3	Stats

View All

S. Waltert vs M. Stoiana Stats Breakdown Vs All H2H Opponents

S. Waltert	Stats	M. Stoiana
60.37% (291/191)	YTD Win/Loss	61.18% (52/33)
58.56% (650/460)	Sets Win/Loss	60.10% (119/79)
53.64% (5509/4761)	Games Win/Loss	54.43% (1008/844)
59.13% (68/47)	Hard Win/Loss	60.87% (42/27)
61.16% (148/94)	Clay Win/Loss	33.33% (2/4)
62.96% (68/40)	Indoor Hard W/L	80.00% (8/2)
41.18% (7/10)	Grass Win/Loss	0% (0/0)
0.2	Aces Per Game	0.09
999	Aces Total	82
0.46	Double Faults Per Game	0.2
2307	Total Double Faults	179
1:39:50	Average Match Time	1:34:14
391.64	Average Opponent Rank	343.95
63% (20650/33035)	1st Serve %	61% (3006/4916)
63% (13098/20650)	1st Serve Win %	61% (1830/3006)
44% (5427/12385)	2nd Serve Win %	47% (900/1910)
49% (2091/4245)	Break Points Won % (Total)	50% (331/665)
47% (15549/33125)	Return Points Win %	48% (2400/5013)
55.26% (21/17)	Slam W/L	25.00% (1/3)
25.00% (1/3)	Masters W/L	0% (0/0)
0.00% (0/1)	Cups W/L	0% (0/0)
54.05% (20/17)	Main Tour W/L	0% (0/0)
57.58% (190/140)	Challenger W/L	61.76% (42/26)
81.94% (59/13)	Futures W/L	69.23% (9/4)
60% (283/474)	Best of 3 Sets Win %	62% (51/82)
100% (1/1)	Best of 5 Sets Win %	100% (1/1)
50% (56/111)	Tiebreaks Win % (Total)	50% (9/18)
51% (77/152)	Deciding Set Win %	50% (15/30)
86% (294/252)	1st Set Won, Won Match	85% (53/45)
14% (294/42)	1st Set Won, Lost Match	15% (53/8)
20% (188/37)	1st Set Lost, Won Match	23% (31/7)