Sofia Costoulas vs Tereza ValentovaPrediction, Head-to-Head Results, and Stats
Sofia Costoulas and Tereza Valentova have met 1 time since 2026; Tereza Valentova leads 1–0. Across all meetings Costoulas has taken 0 sets to Valentova's 2. Their most recent meeting: Tereza Valentova won at Athens Open - Athens (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Costoulas | Valentova | ||
|---|---|---|---|---|
| Indicator | Sofia Costoulas | Tereza Valentova | ||
| Wins in straight sets | 71% | 24/34 | 68% | 17/25 |
| Wins a set when losing | 28% | 7/25 | 26% | 5/19 |
| Goes to a deciding set | 29% | 17/59 | 30% | 13/44 |
| Covers −1.5 sets as favorite | 47% | 18/38 | 50% | 15/30 |
| Covers +1.5 sets as underdog | 50% | 8/16 | 33% | 4/12 |
| Tiebreak sets won | 43% | 6/14 | 38% | 5/13 |
| Wins after taking set 1 | 86% | 30/35 | 88% | 21/24 |
| Wins 2-0 after taking set 1 | 69% | 24/35 | 71% | 17/24 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Costoulas 0, Valentova 1).
Style Matchup
Playing styles and historical archetype record
Costoulas
💥 Big Hitter
Valentova
💥 Big Hitter
Matchup analysis
Both Sofia Costoulas and Tereza Valentova are 💥 Big Hitter types. Mirror matchups usually come down to execution, fitness, and surface fit, across 5,096 matches in our dataset the historical split is about even.
Previous meetings
1 career meeting, newest first
Jul 14, 2026
Athens Open - Athens
H Hard · 1st Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Costoulas | Valentova | ||
|---|---|---|---|---|
| Outcome | Sofia Costoulas | Tereza Valentova | ||
| 1 or more | 75% | 6/8 | 63% | 10/16 |
| 3 or more | 38% | 3/8 | 31% | 5/16 |
| 5 or more | 13% | 1/8 | 0% | 0/16 |
| 10 or more | 0% | 0/8 | 0% | 0/16 |
| 15 or more | 0% | 0/8 | 0% | 0/16 |
| 20 or more | 0% | 0/8 | 0% | 0/16 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Costoulas | Valentova |
|---|---|---|
| W-L | 3–6 | 10–8 |
| Avg odds | 1.89 | 1.77 |
| ROI % | -61.6% | -18.9% |
| Units P/L | -5.55u | -3.40u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Costoulas | Valentova |
|---|---|---|
| Countries | 2 | 3 |
| Events | 2 | 3 |
| Matches | 4 | 8 |
| Distance | — | 913 mi · 1,469 km |
| Route | KAZ → ITA | CAN → POL → ESP |
Host country from the tournament each match was played in, over the last 30 days. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 3 shared opponents, both Costoulas and Valentova posted a 33% win rate.
| Opponent | Costoulas | Valentova |
|---|---|---|
| Alina Korneeva | L 36 16 | L 57 36 |
| Moyuka Uchijima | L 46 16 | L 76 36 16 |
| Claire Liu | W 67 63 76 | W 64 26 62 |
Recent Form
Last five matches per player
Matilde Jorge
W35 Vigo · Quarterfinals
Aug 14
Sofia Camila Rojas
W35 Vigo · 2nd Round
Aug 13
Eva Alvarez Sande
W35 Vigo · 1st Round
Aug 12
Gabriela Andrea Knutson
Polish Open - Warsaw · 1st Round
Aug 4
Maddison Inglis
Odlum Brown VanOpen - Vancouver · 2nd Round
Jul 30
Lizette Cabrera
Odlum Brown VanOpen - Vancouver · 1st Round
Jul 29
Ayla Aksu
Livesport Prague Open - Prague · 1st Round
Jul 20
Tereza Valentova
Athens Open - Athens · 1st Round
Jul 14
Katie Volynets
Philly Open - Philadelphia · Final
Aug 29
Julia Grabher
Philly Open - Philadelphia · Semifinals
Aug 28
Kylie Collins
Philly Open - Philadelphia · Quarterfinals
Aug 27
Fangran Tian
Philly Open - Philadelphia · 2nd Round
Aug 26
Ariana Arseneault
Philly Open - Philadelphia · 1st Round
Aug 24
Elina Svitolina
Cincinnati Open - Cincinnati · 2nd Round
Aug 17
Mary Stoiana
Cincinnati Open - Cincinnati · 1st Round
Aug 15
Taylor Townsend
National Bank Open - Toronto · 1st Round
Aug 4
Win rate
Matches, sets and games won · Last 12 months · 44–59 matches
| Metric | Costoulas | Valentova |
|---|---|---|
| Matches won | 58% | 57% |
| Sets won | 56% | 54% |
| Games won | 52% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Costoulas | Valentova |
|---|---|---|
| WTA 250 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Costoulas | Valentova |
|---|---|---|
| Hard | 0 | 1 |
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