Jana Fett vs Sofia CostoulasPrediction, Head-to-Head Results, and Stats
Jana Fett and Sofia Costoulas have met 1 time since 2025; Sofia Costoulas leads 1–0. Across all meetings Fett has taken 1 sets to Costoulas's 2. Their most recent meeting: Sofia Costoulas won at Torneo Internazionale - Rovereto (2025).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Fett | Costoulas | ||
|---|---|---|---|---|
| Indicator | Jana Fett | Sofia Costoulas | ||
| Wins in straight sets | 100% | 5/5 | 71% | 24/34 |
| Wins a set when losing | 25% | 1/4 | 28% | 7/25 |
| Goes to a deciding set | 11% | 1/9 | 29% | 17/59 |
| Covers −1.5 sets as favorite | 63% | 5/8 | 47% | 18/38 |
| Covers +1.5 sets as underdog | 0% | 0/1 | 50% | 8/16 |
| Tiebreak sets won | 33% | 1/3 | 43% | 6/14 |
| Wins after taking set 1 | 100% | 5/5 | 86% | 30/35 |
| Wins 2-0 after taking set 1 | 100% | 5/5 | 69% | 24/35 |
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. Small sample — read with care. Head-to-head: 0 of 1 completed meetings ended in straight sets (Fett 0, Costoulas 0).
Style Matchup
Playing styles and historical archetype record
Fett
🪃 Counterpuncher
Costoulas
💥 Big Hitter
Matchup analysis
🪃 Counterpuncher vs 💥 Big Hitter is historically tight (48% vs 52%, 7,380 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Oct 22, 2025
Torneo Internazionale - Rovereto
H Hard · 2nd Round
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Fett | Costoulas |
|---|---|---|
| W-L | - | 3–6 |
| Avg odds | - | 1.89 |
| ROI % | - | -61.6% |
| Units P/L | - | -5.55u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Fett | Costoulas |
|---|---|---|
| Countries | — | 2 |
| Events | — | 2 |
| Matches | — | 4 |
| Distance | — | — |
| Route | — | KAZ → ITA |
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 2 shared opponents, both Fett and Costoulas posted a 50% win rate.
| Opponent | Fett | Costoulas |
|---|---|---|
| Mingge Xu | L 36 46 | L 62 36 26 |
| Weronika Falkowska | W 64 60 | W 76 64 |
Recent Form
Last five matches per player
Mingge Xu
W50 Selva Gardena 1 · Quarterfinals
Dec 4
Weronika Falkowska
W50 Selva Gardena 1 · 2nd Round
Dec 3
Kseniia Ruchkina
W50 Selva Gardena 1 · 1st Round
Dec 2
Sofia Costoulas
Torneo Internazionale - Rovereto · 2nd Round
Oct 22
Celine Naef
Torneo Internazionale - Rovereto · 1st Round
Oct 20
Maria Timofeeva
W75 Quinta do Lago · Quarterfinals
Oct 17
Britt Du Pree
W75 Quinta do Lago · Round of 16
Oct 16
Jule Niemeier
W75 Quinta do Lago 1 · 1st Round
Oct 14
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
Win rate
Matches, sets and games won · Last 12 months · 9–59 matches
| Metric | Fett | Costoulas |
|---|---|---|
| Matches won | 56% | 58% |
| Sets won | 58% | 56% |
| Games won | 55% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Fett | Costoulas |
|---|---|---|
| WTA 125 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Fett | Costoulas |
|---|---|---|
| Hard | 0 | 1 |
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