Chia Yi Tsao vs Yingqun SunPrediction, Head-to-Head Results, and Stats
Chia Yi Tsao and Yingqun Sun have met 1 time since 2026; Chia Yi Tsao leads 1–0. Across all meetings Tsao has taken 2 sets to Sun's 0. Their most recent meeting: Chia Yi Tsao won at W15 Tianjin (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Yi Tsao | Sun | ||
|---|---|---|---|---|
| Indicator | Chia Yi Tsao | Yingqun Sun | ||
| Wins in straight sets | 72% | 18/25 | 53% | 8/15 |
| Wins a set when losing | 40% | 6/15 | 26% | 5/19 |
| Goes to a deciding set | 33% | 13/40 | 35% | 12/34 |
| Covers −1.5 sets as favorite | 8% | 1/13 | 38% | 5/13 |
| Covers +1.5 sets as underdog | 83% | 5/6 | 33% | 5/15 |
| Tiebreak sets won | 57% | 4/7 | 20% | 1/5 |
| Wins after taking set 1 | 92% | 23/25 | 92% | 12/13 |
| Wins 2-0 after taking set 1 | 72% | 18/25 | 62% | 8/13 |
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 (Yi Tsao 1, Sun 0).
Style Matchup
Playing styles and historical archetype record
Tsao
💥 Big Hitter
Sun
🪃 Counterpuncher
Matchup analysis
The 💥 Big Hitter archetype wins about 53% vs 🪃 Counterpuncher across 7,380 matches in our dataset: a stylistic lean toward Chia Yi Tsao.
Big Hitter players often use power groundstrokes and high winner count to pressure the counterpuncher's elite bp conversion.
Previous meetings
1 career meeting, newest first
Aug 12, 2026
W15 Tianjin
H Hard · 1st Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Tsao | Sun | ||
|---|---|---|---|---|
| Outcome | Chia Yi Tsao | Yingqun Sun | ||
| 1 or more | 56% | 9/16 | 43% | 3/7 |
| 3 or more | 13% | 2/16 | 29% | 2/7 |
| 5 or more | 13% | 2/16 | 0% | 0/7 |
| 10 or more | 0% | 0/16 | 0% | 0/7 |
| 15 or more | 0% | 0/16 | 0% | 0/7 |
| 20 or more | 0% | 0/16 | 0% | 0/7 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Tsao | Sun |
|---|---|---|
| W-L | 5–4 | 3–3 |
| Avg odds | 1.63 | 1.96 |
| ROI % | -8.4% | -18.3% |
| Units P/L | -0.76u | -1.10u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Tsao | Sun |
|---|---|---|
| Countries | 2 | 2 |
| Events | 2 | 3 |
| Matches | 3 | 4 |
| Distance | — | — |
| Route | KAZ → ITA | ITA → USA |
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 Tsao and Sun posted a 67% win rate.
| Opponent | Tsao | Sun |
|---|---|---|
| Amy Stevens | W 46 75 64 | W 62 75 |
| Erika Sema | W 61 46 61 | W 63 61 |
| Valentina Ivanov | L 16 67 | L 57 62 46 |
Recent Form
Last five matches per player
Yushan Shao
W15 Tianjin · 2nd Round
Aug 13
Yingqun Sun
W15 Tianjin · 1st Round
Aug 12
Mutsumi Uemura
W15 Brisbane · Semifinals
Aug 1
Belle Thompson
W15 Brisbane · Quarterfinals
Jul 31
Renee Alame
W15 Brisbane · 2nd Round
Jul 30
Kimiko Cooper
W15 Brisbane · 1st Round
Jul 29
Natsuho Arakawa
W15 Brisbane · Semifinals
Jul 25
Fang An Lin
W15 Brisbane · 2nd Round
Jul 23
Han Shi
W15 Tianjin · 2nd Round
Aug 27
Yuno Kitahara
W15 Tianjin · 1st Round
Aug 26
Ya Yi Yang
W15 Tianjin · 1st Round
Aug 19
Chia Yi Tsao
W15 Tianjin · 1st Round
Aug 12
Anastasiia Gureva
W15 Luan · 2nd Round
Jul 16
On Yu Choi
W15 Luan · 1st Round
Jul 15
Onyu Choi
W15 Luan · 1st Round
Jul 15
Maria Kalyakina
W15 Luan · Quarterfinals
Jul 10
Win rate
Matches, sets and games won · Last 12 months · 34–40 matches
| Metric | Tsao | Sun |
|---|---|---|
| Matches won | 63% | 44% |
| Sets won | 60% | 44% |
| Games won | 55% | 48% |
Record by tier
Head-to-head record by tournament tier
| Stage | Tsao | Sun |
|---|---|---|
| ITF W15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Tsao | Sun |
|---|---|---|
| Hard | 1 | 0 |
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