Klara Vaja vs Yiru ChenPrediction, Head-to-Head Results, and Stats
Klara Vaja and Yiru Chen have met 1 time since 2026; Yiru Chen leads 1–0. Across all meetings Vaja has taken 1 sets to Chen's 2. Their most recent meeting: Yiru Chen won at W15 Monastir (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Vaja | Chen | ||
|---|---|---|---|---|
| Indicator | Klara Vaja | Yiru Chen | ||
| Wins in straight sets | 92% | 11/12 | 86% | 18/21 |
| Wins a set when losing | 22% | 4/18 | 14% | 3/21 |
| Goes to a deciding set | 17% | 5/30 | 14% | 6/42 |
| Covers −1.5 sets as favorite | 50% | 2/4 | 75% | 6/8 |
| Covers +1.5 sets as underdog | 20% | 2/10 | 27% | 4/15 |
| Tiebreak sets won | 100% | 4/4 | 43% | 3/7 |
| Wins after taking set 1 | 86% | 12/14 | 90% | 19/21 |
| Wins 2-0 after taking set 1 | 79% | 11/14 | 86% | 18/21 |
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: 0 of 1 completed meetings ended in straight sets (Vaja 0, Chen 0).
Style Matchup
Playing styles and historical archetype record
Vaja
⚙️ Grinder
Chen
🧱 The Wall
Matchup analysis
The 🧱 The Wall archetype wins about 56% vs ⚙️ Grinder across 990 matches in our dataset: a stylistic lean toward Yiru Chen.
The Wall players often use elite returner and low unforced errors to pressure the grinder's relentless consistency.
Previous meetings
1 career meeting, newest first
Sep 8, 2026
W15 Monastir
H Hard · 3rd Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Vaja | Chen | ||
|---|---|---|---|---|
| Outcome | Klara Vaja | Yiru Chen | ||
| 1 or more | 0% | 0/2 | 20% | 2/10 |
| 3 or more | 0% | 0/2 | 0% | 0/10 |
| 5 or more | 0% | 0/2 | 0% | 0/10 |
| 10 or more | 0% | 0/2 | 0% | 0/10 |
| 15 or more | 0% | 0/2 | 0% | 0/10 |
| 20 or more | 0% | 0/2 | 0% | 0/10 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Vaja | Chen |
|---|---|---|
| W-L | 0–2 | 4–3 |
| Avg odds | 3.46 | 4.04 |
| ROI % | -100.0% | +37.1% |
| Units P/L | -2.00u | +2.60u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Vaja | Chen |
|---|---|---|
| Countries | — | 2 |
| Events | — | 2 |
| Matches | — | 4 |
| Distance | — | — |
| Route | — | POR → COL |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. 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
Chen has a higher win rate against shared opponents (100% vs Vaja's 50%).
| Opponent | Vaja | Chen |
|---|---|---|
| Sophie Bekker | L 46 75 610 | W 75 46 104 |
| Emna Mathlouthi | W 62 63 | W 62 61 |
Recent Form
Last five matches per player
Sophie Bekker
W15 Monastir · 2nd Round Qualifying
Sep 14
Yiru Chen
W15 Monastir · 3rd Round Qualifying
Sep 8
Emna Mathlouthi
W15 Monastir · 2nd Round Qualifying
Sep 7
Galena Krastenova
W15 Kursumlijska Banja · 1st Round
Aug 5
Ena Veskovic
W15 Kursumlijska Banja · 1st Round Qualifying
Aug 2
Charlotte Pikkaart
W15 Kursumlijska Banja · 3rd Round Qualifying
Jul 27
Dana Charintceva
W15 Kursumlijska Banja · 1st Round Qualifying
Jul 26
Mariia Masiianskaia
W15 Kursumlijska Banja · 1st Round Qualifying
Jul 19
Daria Egorova
W15 Maanshan · Quarterfinals
Oct 9
Anna Yang
W15 Maanshan · 2nd Round
Oct 8
Meiling Wang
W15 Maanshan · 1st Round
Oct 6
Eva Marie Desvignes
W15 Maanshan · 1st Round
Sep 30
Savannah Dada Mascoll
W15 Monastir · 2nd Round Qualifying
Sep 14
Doga Turkmen
W15 Monastir · 1st Round
Sep 9
Klara Vaja
W15 Monastir · 3rd Round Qualifying
Sep 8
Sophie Bekker
W15 Monastir · 2nd Round Qualifying
Sep 7
Win rate
Matches, sets and games won · Last 12 months · 30–42 matches
| Metric | Vaja | Chen |
|---|---|---|
| Matches won | 40% | 50% |
| Sets won | 43% | 50% |
| Games won | 43% | 51% |
Record by tier
Head-to-head record by tournament tier
| Stage | Vaja | Chen |
|---|---|---|
| ITF W15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Vaja | Chen |
|---|---|---|
| Hard | 0 | 1 |
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