Mary Stoiana vs Sijia Wei Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
M. Stoiana vs S. Wei

Mary Stoiana

USA

1

Win

Played

0

Win

Age

Height

297

C. Rank

223

262

Best Rank

114

Total Titles

YTD Titles

$52.0K

Career Money

$319.7K

Plays

Sijia Wei

CHN

1

Win

Played

0

Win

Age

Height

297

C. Rank

223

262

Best Rank

114

Total Titles

YTD Titles

$52.0K

Career Money

$319.7K

Plays

Head-to-head: Stoiana 1 - 0 Wei

They have played 3 sets in total, with Mary Stoiana winning 2 and Sijia Wei winning 1. The last match between Mary Stoiana and Sijia Wei was at the W100 Landisville, 05-08-2025, Round: R1, Surface: Hard, with Mary Stoiana getting the victory 3-6 6-2 6-1.

Players	Head To Head Match Wins
Stoiana	1
Wei	0

Last 1 H2H Matches:

(R1) W100 Landisville(08-05-25)

Stats

Mary Stoiana

Sijia Wei

M. Stoiana vs S. Wei H2H Profile

M. Stoiana	Stats	S. Wei
$52,000	Career Prize Money	$319,660
61.86% (60-37)	Career Total W/L	64.38% (188-104)
1	Hard	0
1	Titles	10
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0.00% (0-5)

M. Stoiana vs S. Wei Match Preview:

Second serve performance recent form: In recent form (last 6 months), Mary Stoiana has won 41.24% of points on their second serve, while Sijia Wei has won 41.16%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Mary Stoiana, in recent form, has won 48.00% of their opponent's second serve points, while Sijia Wei has won 46.58%. The same stats for first serve returns are 35.29% and 33.73% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Mary Stoiana has saved 45.30% of breakpoints in recent form, whereas Sijia Wei has saved 48.99% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Mary Stoiana has won 56.76% of matches played (W/L 21/16), with Sijia Wei winning 47.92% (W/L 23/25) that gives us an overall head-to head prediction overview.
Best surface: Mary Stoiana has their best career surface win % on I.hard, winning 80% (W/L 8/2), and worse career win % on Clay, winning 33% (W/L 2/4). Sijia Wei has their best career surface win % on I.hard, winning 80% (W/L 10/4), and worse career win % on Grass, winning 33% (W/L 3/6).
Player level: In the last year, Mary Stoiana has played most of their matches on the Challengers/ITF tournaments > $10K, winning 58.33% of matches (W/L 21/15), where as Sijia Wei has played most of their matches on the Challengers/ITF tournaments > $10K, winning 48.15% of matches (W/L 13/14). 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 Mary Stoiana winning 1 times and Sijia Wei being victorious 0 times. They have played 3 sets in total, with Mary Stoiana winning 2 and Sijia Wei winning 1.
The last match between Mary Stoiana and Sijia Wei was at the W100 Landisville, 05-08-2025, Round: R1, Surface: Hard, with Mary Stoiana getting the victory 3-6 6-2 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:18:30.
Opponent quality stats: Over the last 12 months, Mary Stoiana has played against opponents with an average rank of 280.86 while Sijia Wei has played against players with an average rank of 256.08.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Mary Stoiana has won 54% of deciding sets over the last 12 months, while Sijia Wei has won 50% in all matches played on tour.
Break point conversion: In recent form, Mary Stoiana has converted 37.28% of breakpoint opportunities, and Sijia Wei has converted 42.34% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Mary Stoiana vs Sijia Wei Editorial Preview By TennisTipster88.

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

M. Stoiana	Stats	S. Wei
1	H2H Matches Won	0
2	Sets Won	1
15	Games Won	9
0	Aces (Total)	3
4	Total Double Faults	1
2:18:30	Average Match Time	2:18:30
66% (60/91)	1st Serve %	52% (41/79)
58% (35/60)	1st Serve Win %	54% (22/41)
45% (14/31)	2nd Serve Win %	42% (16/38)
58% (7/12)	Break Pts Won %	40% (4/10)
52% (41/79)	Return Points Win %	46% (42/91)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	Deciding Set Win %	0% (0/1)
0% (0/0)	1st Set Won, Won Match	0% (0/1)
0% (0/0)	1st Set Won, Lost Match	100% (1/1)
100% (1/1)	1st Set Lost, Won Match	0% (0/0)

Recent Performance Stats

M. Stoiana Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Austin - 10-11-2025
R1 Alyssa AhnA. Ahn	W	6-2 6-0	Stats
Austin 125 - Austin - 03-11-2025
QF Iva JovicI. Jovic	L	6-0 6-1	Stats
R2 Kayla CrossK. Cross	W	6-1 2-0 ret.	Stats
R1 Darja VidmanovaD. Vidmanova	W	2-6 6-1 7-5	Stats
W100 Tyler - 20-10-2025
F Petra MarcinkoP. Marcinko	L	6-3 6-0	Stats

View All

S. Wei Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Brisbane - 10-11-2025
R1 Ikumi YamazakiI. Yamazaki	W	6-4 6-3	Stats
Jiangxi Open - Jiujiang - 27-10-2025
R1 Anna BondarA. Bondar	L	6-2 6-2	Stats
Guangzhou Open - Guangzhou - 20-10-2025
Q1 Tamara KorpatschT. Korpatsch	L	6-7(5) 6-0 2-0 ret.	Stats
WTA 125 Jinan Open - Jinan - 13-10-2025
R2 Anna BondarA. Bondar	L	6-1 7-5	Stats
R1 Katarina ZavatskaK. Zavatska	W	7-5 7-6(4)	Stats

View All

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

M. Stoiana	Stats	S. Wei
61.86% (60/37)	YTD Win/Loss	64.38% (188/104)
60.44% (136/89)	Sets Win/Loss	62.36% (401/242)
54.23% (1128/952)	Games Win/Loss	55.76% (3242/2572)
61.73% (50/31)	Hard Win/Loss	67.34% (167/81)
33.33% (2/4)	Clay Win/Loss	38.10% (8/13)
80.00% (8/2)	Indoor Hard W/L	71.43% (10/4)
0% (0/0)	Grass Win/Loss	33.33% (3/6)
0.1	Aces Per Game	0.19
101	Aces Total	542
0.21	Double Faults Per Game	0.32
219	Total Double Faults	909
1:34:58	Average Match Time	1:20:51
333.8	Average Opponent Rank	261.84
62% (3494/5666)	1st Serve %	57% (9523/16572)
61% (2124/3494)	1st Serve Win %	64% (6137/9523)
47% (1024/2172)	2nd Serve Win %	48% (3353/7049)
50% (376/752)	Break Points Won % (Total)	50% (1110/2212)
48% (2747/5766)	Return Points Win %	48% (7977/16636)
25.00% (1/3)	Slam W/L	52.94% (9/8)
0% (0/0)	Masters W/L	16.67% (1/5)
0% (0/0)	Cups W/L	50.00% (1/1)
0% (0/0)	Main Tour W/L	42.86% (9/12)
62.50% (50/30)	Challenger W/L	63.64% (98/56)
69.23% (9/4)	Futures W/L	76.09% (70/22)
63% (59/94)	Best of 3 Sets Win %	66% (185/282)
100% (1/1)	Best of 5 Sets Win %	0% (0/2)
57% (12/21)	Tiebreaks Win % (Total)	56% (25/45)
52% (17/33)	Deciding Set Win %	60% (39/65)
86% (59/51)	1st Set Won, Won Match	92% (182/167)
14% (59/8)	1st Set Won, Lost Match	8% (182/15)
24% (37/9)	1st Set Lost, Won Match	18% (110/20)