Sofia Costoulas vs Emily Seibold Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Costoulas vs E. Seibold

Sofia Costoulas

BEL

1

Win

Played

0

Win

Age

Height

150

C. Rank

458

149

Best Rank

442

Total Titles

YTD Titles

$43.0K

Career Money

Plays

Emily Seibold

GER

1

Win

Played

0

Win

Age

Height

150

C. Rank

458

149

Best Rank

442

Total Titles

YTD Titles

$43.0K

Career Money

Plays

Head-to-head: Costoulas 1 - 0 Seibold

They have played 2 sets in total, with Sofia Costoulas winning 2 and Emily Seibold winning 0. The last match between Sofia Costoulas and Emily Seibold was at the W35 Faro, 16-10-2024, Round: R1, Surface: Hard, with Sofia Costoulas getting the victory 6-0 6-2.

Players	Head To Head Match Wins
Costoulas	1
Seibold	0

Last 1 H2H Matches:

(R1) W35 Faro(10-16-24)

Stats

Sofia Costoulas

Emily Seibold

S. Costoulas vs E. Seibold H2H Profile

S. Costoulas	Stats	E. Seibold
$43,000	Career Prize Money	$0
60.48% (176-115)	Career Total W/L	54.52% (199-166)
1	Hard	0
4	Titles	3
1	Total H2H Matches	0
50.00% (1-1)	YTD Win/Loss	0% (0-0)

S. Costoulas vs E. Seibold Match Preview:

Second serve performance recent form: In recent form (last 6 months), Sofia Costoulas has won 41.59% of points on their second serve, while Emily Seibold has won 34.63%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Sofia Costoulas, in recent form, has won 48.37% of their opponent's second serve points, while Emily Seibold has won 49.64%. The same stats for first serve returns are 31.07% and 33.29% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Sofia Costoulas has saved 49.71% of breakpoints in recent form, whereas Emily Seibold has saved 45.86% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Sofia Costoulas has won 66.27% of matches played (W/L 55/28), with Emily Seibold winning 60.00% (W/L 36/24) that gives us an overall head-to head prediction overview.
Best surface: Sofia Costoulas has their best career surface win % on Hard, winning 65% (W/L 93/50), and worse career win % on Grass, winning 0% (W/L 0/1). Emily Seibold has their best career surface win % on Hard, winning 65% (W/L 38/28), and worse career win % on I.hard, winning 40% (W/L 10/15).
Player level: In the last year, Sofia Costoulas has played most of their matches on the Challengers/ITF tournaments > $10K, winning 68.83% of matches (W/L 53/24), where as Emily Seibold has played most of their matches on the Challengers/ITF tournaments > $10K, winning 56.10% of matches (W/L 23/18). 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 Sofia Costoulas winning 1 times and Emily Seibold being victorious 0 times. They have played 2 sets in total, with Sofia Costoulas winning 2 and Emily Seibold winning 0.
The last match between Sofia Costoulas and Emily Seibold was at the W35 Faro, 16-10-2024, Round: R1, Surface: Hard, with Sofia Costoulas getting the victory 6-0 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:16:0.
Opponent quality stats: Over the last 12 months, Sofia Costoulas has played against opponents with an average rank of 330.86 while Emily Seibold has played against players with an average rank of 423.37.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Sofia Costoulas has won 64% of deciding sets over the last 12 months, while Emily Seibold has won 58% in all matches played on tour.
Break point conversion: In recent form, Sofia Costoulas has converted 39.37% of breakpoint opportunities, and Emily Seibold has converted 41.35% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Sofia Costoulas vs Emily Seibold Editorial Preview By TennisTipster88.

S. Costoulas vs E. Seibold H2H Stats Used In Our Predictions

S. Costoulas	Stats	E. Seibold
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	2
1	Aces (Total)	0
1	Total Double Faults	5
1:16:0	Average Match Time	1:16:0
64% (27/42)	1st Serve %	73% (33/45)
63% (17/27)	1st Serve Win %	42% (14/33)
67% (10/15)	2nd Serve Win %	8% (1/12)
67% (6/9)	Break Pts Won %	100% (1/1)
67% (30/45)	Return Points Win %	36% (15/42)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

S. Costoulas Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Ortisei - 24-11-2025
R2 Mingge XuM. Xu	L	2-6 6-3 6-2	Stats
R1 Noma Akugue NohaN. Akugue	W	7-6(5) 6-3	Stats
W50 Trnava - 17-11-2025
R1 Mia RisticM. Ristic	L	4-6 6-3 7-6(8)	Stats
Billie Jean King Cup, PO, Group F - 10-11-2025
Rubber 1 Ayla AksuA. Aksu	L	6-3 6-1	Stats
W75 Glasgow - 27-10-2025
QF Kajsa Rinaldo PerssonK. Rinaldo	L	7-5 4-6 7-6(5)	Stats

View All

E. Seibold Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W35 Orlando - 10-11-2025
R2 Luca UdvardyL. Udvardy	L	7-5 6-2	Stats
R1 Mayu CrossleyM. Crossley	W	6-4 6-3	Stats
W35 Orlando - 03-11-2025
R2 Madison SiegM. Sieg	L	6-3 6-1	Stats
R1 Alexis NguyenA. Nguyen	W	6-2 6-2	Stats
W35 Santa Margherita di Pula - 13-10-2025
R2 Cristina Diaz AdroverC. Diaz	L	3-2 ret.	Stats

View All

S. Costoulas vs E. Seibold Stats Breakdown Vs All H2H Opponents

S. Costoulas	Stats	E. Seibold
60.48% (176/115)	YTD Win/Loss	54.52% (199/166)
58.75% (396/278)	Sets Win/Loss	55.21% (445/361)
53.96% (3301/2816)	Games Win/Loss	53.40% (3751/3274)
65.03% (93/50)	Hard Win/Loss	57.58% (38/28)
53.85% (49/42)	Clay Win/Loss	55.89% (147/116)
60.71% (34/22)	Indoor Hard W/L	38.89% (14/22)
0.00% (0/1)	Grass Win/Loss	0% (0/0)
0.26	Aces Per Game	0.14
783	Aces Total	464
0.2	Double Faults Per Game	0.31
591	Total Double Faults	1057
1:48:27	Average Match Time	1:19:31
445.98	Average Opponent Rank	466.46
61% (11803/19317)	1st Serve %	61% (10481/17300)
64% (7571/11803)	1st Serve Win %	60% (6313/10481)
48% (3570/7514)	2nd Serve Win %	44% (3004/6819)
48% (1186/2469)	Break Points Won % (Total)	50% (1239/2460)
46% (9023/19763)	Return Points Win %	48% (8647/17948)
25.00% (1/3)	Slam W/L	0% (0/0)
50.00% (2/2)	Cups W/L	0% (0/0)
60.89% (151/97)	Challenger W/L	47.80% (87/95)
62.86% (22/13)	Futures W/L	61.20% (112/71)
61% (176/288)	Best of 3 Sets Win %	56% (196/350)
0% (0/0)	Best of 5 Sets Win %	50% (1/2)
56% (31/55)	Tiebreaks Win % (Total)	36% (18/50)
54% (51/95)	Deciding Set Win %	48% (41/85)
85% (172/147)	1st Set Won, Won Match	89% (202/180)
14% (172/24)	1st Set Won, Lost Match	11% (202/22)
24% (119/29)	1st Set Lost, Won Match	13% (163/21)