Sofia Costoulas vs Elvina Kalieva Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
S. Costoulas vs E. Kalieva
Sofia Costoulas
BEL
w
w
l
w
w
l
l
l
w
l
1
Win
2
Played
1
Win
20
Age
22
-
Height
-
150
C. Rank
202
149
Best Rank
168
0
Total Titles
0
0
YTD Titles
0
$43.0K
Career Money
$128.8K
-
Plays
-
Elvina Kalieva
USA
w
w
l
w
w
w
w
l
w
l
1
Win
2
Played
1
Win
20
Age
22
-
Height
-
150
C. Rank
202
149
Best Rank
168
0
Total Titles
0
0
YTD Titles
0
$43.0K
Career Money
$128.8K
-
Plays
-
Head-to-head: Costoulas 1 - 1 Kalieva
They have played 5 sets in total, with Sofia Costoulas winning 3 and Elvina Kalieva winning 2. The last match between Elvina Kalieva and Sofia Costoulas was at the W35 Santo Domingo, 08-03-2024, Round: QF, Surface: Hard, with Elvina Kalieva getting the victory 6-7(6) 6-4 6-0.
| Players | Head To Head Match Wins |
|---|---|
| Costoulas | 1 |
| Kalieva | 1 |
Last 2 H2H Matches:
(QF) W35 Santo Domingo(03-08-24)
Elvina Kalieva
6
6
6
Sofia Costoulas
7
4
0
(SF) W25 Feld am See(05-19-23)
Sofia Costoulas
6
6
Elvina Kalieva
2
3
S. Costoulas vs E. Kalieva H2H Profile
| Stats | ||
|---|---|---|
| $43,000 | Career Prize Money | $128,779 |
| 60.48% (176-115) | Career Total W/L | 52.25% (174-159) |
| 1 | Clay | 0 |
| 0 | Hard | 1 |
| 4 | Titles | 2 |
| 1 | Total H2H Matches | 1 |
| 50.00% (1-1) | YTD Win/Loss | 0% (0-0) |
S. Costoulas vs E. Kalieva Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Sofia Costoulas has won 41.39% of points on their second serve, while Elvina Kalieva has won 39.10%. 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 48.60% of their opponent's second serve points, while Elvina Kalieva has won 52.04%. The same stats for first serve returns are 30.97% and 33.65% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Sofia Costoulas has saved 49.58% of breakpoints in recent form, whereas Elvina Kalieva has saved 47.30% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Sofia Costoulas has won 65.48% of matches played (W/L 55/29), with Elvina Kalieva winning 54.05% (W/L 40/34) 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). Elvina Kalieva has their best career surface win % on Clay, winning 65% (W/L 84/66), and worse career win % on Grass, winning 38% (W/L 3/5).
- Player level: In the last year, Sofia Costoulas has played most of their matches on the Challengers/ITF tournaments > $10K, winning 67.95% of matches (W/L 53/25), where as Elvina Kalieva has played most of their matches on the Challengers/ITF tournaments > $10K, winning 54.29% of matches (W/L 38/32). 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 Sofia Costoulas winning 1 times and Elvina Kalieva being victorious 1 times. They have played 5 sets in total, with Sofia Costoulas winning 3 and Elvina Kalieva winning 2.
- The last match between Sofia Costoulas and Elvina Kalieva was at the W35 Santo Domingo, 08-03-2024, Round: QF, Surface: Hard, with Elvina Kalieva getting the victory 6-7(6) 6-4 6-0.
- Head to head match duration: In past head to head matches, the average match time between these players has been 2:8:0.
- Opponent quality stats: Over the last 12 months, Sofia Costoulas has played against opponents with an average rank of 332.87 while Elvina Kalieva has played against players with an average rank of 318.61.
- 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 Elvina Kalieva has won 45% in all matches played on tour.
- Break point conversion: In recent form, Sofia Costoulas has converted 38.43% of breakpoint opportunities, and Elvina Kalieva has converted 40.91% 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 Elvina Kalieva Editorial Preview By TennisTipster88.
S. Costoulas vs E. Kalieva H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 1 |
| 3 | Sets Won | 2 |
| 23 | Games Won | 23 |
| 10 | Aces (Total) | 2 |
| 6 | Total Double Faults | 13 |
| 2:8:0 | Average Match Time | 2:8:0 |
| 52% (76/146) | 1st Serve % | 50% (72/143) |
| 66% (50/76) | 1st Serve Win % | 65% (47/72) |
| 41% (29/70) | 2nd Serve Win % | 48% (34/71) |
| 64% (9/14) | Break Pts Won % | 64% (9/14) |
| 43% (62/143) | Return Points Win % | 46% (67/146) |
| 50% (1/2) | Best‑of‑3 Win % | 50% (1/2) |
| 0% (0/1) | Deciding Set Win % | 100% (1/1) |
| 50% (1/2) | 1st Set Won, Won Match | 0% (0/0) |
| 50% (1/2) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 50% (1/2) |
Recent Performance Stats
2nd Serve Win %: Costoulas 48%, Kalieva 44%.
Opp 2nd Serve Pts Won: Costoulas 57%, Kalieva 58%.
Break Points Saved %: Costoulas 59%, Kalieva 51%.
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 | ||
R1  Noma Akugue NohaN. Akugue | W | 7-6(5) 6-3 | ||
| W50 Trnava - 17-11-2025 | ||||
R1  Mia RisticM. Ristic | L | 4-6 6-3 7-6(8) | ||
| Billie Jean King Cup, PO, Group F - 10-11-2025 | ||||
Rubber 1  Ayla AksuA. Aksu | L | 6-3 6-1 | ||
| W75 Glasgow - 27-10-2025 | ||||
QF  Kajsa Rinaldo PerssonK. Rinaldo | L | 7-5 4-6 7-6(5) | ||
E. Kalieva Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| W50 Chihuahua - 17-11-2025 | ||||
R2 Dalayna HewittD. Hewitt | L | 6-4 6-2 | ||
R1  Romina Dominguez GarciaR. Dominguez | W | 6-4 6-1 | ||
| W100 Irapuato - 27-10-2025 | ||||
F  Marina StakusicM. Stakusic | L | 6-2 6-2 | ||
SF Elizabeth MandlikE. Mandlik | W | 7-5 6-1 | ||
QF  Arantxa RusA. Rus | W | 0-6 6-4 6-1 | ||
S. Costoulas vs E. Kalieva Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 60.48% (176/115) | YTD Win/Loss | 52.25% (174/159) |
| 58.75% (396/278) | Sets Win/Loss | 51.17% (394/376) |
| 53.96% (3301/2816) | Games Win/Loss | 50.61% (3608/3521) |
| 65.03% (93/50) | Hard Win/Loss | 50.00% (73/73) |
| 53.85% (49/42) | Clay Win/Loss | 56.00% (84/66) |
| 60.71% (34/22) | Indoor Hard W/L | 48.28% (14/15) |
| 0.00% (0/1) | Grass Win/Loss | 37.50% (3/5) |
| 0.26 | Aces Per Game | 0.21 |
| 783 | Aces Total | 743 |
| 0.2 | Double Faults Per Game | 0.39 |
| 591 | Total Double Faults | 1359 |
| 1:48:27 | Average Match Time | 1:39:6 |
| 445.98 | Average Opponent Rank | 402.94 |
| 61% (11803/19317) | 1st Serve % | 56% (12004/21469) |
| 64% (7571/11803) | 1st Serve Win % | 62% (7409/12004) |
| 48% (3570/7514) | 2nd Serve Win % | 45% (4256/9465) |
| 48% (1186/2469) | Break Points Won % (Total) | 47% (1309/2757) |
| 46% (9023/19763) | Return Points Win % | 46% (9933/21641) |
| 25.00% (1/3) | Slam W/L | 22.22% (2/7) |
| 0% (0/0) | Masters W/L | 22.22% (2/7) |
| 50.00% (2/2) | Cups W/L | 0% (0/0) |
| 0% (0/0) | Main Tour W/L | 45.00% (9/11) |
| 60.89% (151/97) | Challenger W/L | 54.31% (145/122) |
| 62.86% (22/13) | Futures W/L | 57.14% (16/12) |
| 61% (176/288) | Best of 3 Sets Win % | 51% (167/326) |
| 0% (0/0) | Best of 5 Sets Win % | 100% (2/2) |
| 56% (31/55) | Tiebreaks Win % (Total) | 42% (31/74) |
| 54% (51/95) | Deciding Set Win % | 51% (55/107) |
| 85% (172/147) | 1st Set Won, Won Match | 83% (167/139) |
| 14% (172/24) | 1st Set Won, Lost Match | 17% (167/28) |
| 24% (119/29) | 1st Set Lost, Won Match | 20% (166/33) |
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