Geun Jun Kim vs Tai SachPrediction, Head-to-Head Results, and Stats
Geun Jun Kim and Tai Sach have met 1 time since 2026; Tai Sach leads 1–0. Across all meetings Kim has taken 0 sets to Sach's 2. Their most recent meeting: Tai Sach won at M15 Harmon (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Jun Kim | Sach | ||
|---|---|---|---|---|
| Indicator | Geun Jun Kim | Tai Sach | ||
| Wins in straight sets | 57% | 8/14 | 64% | 25/39 |
| Wins a set when losing | 40% | 6/15 | 42% | 15/36 |
| Goes to a deciding set | 41% | 12/29 | 39% | 29/75 |
| Covers −1.5 sets as favorite | 25% | 1/4 | 57% | 20/35 |
| Covers +1.5 sets as underdog | 71% | 10/14 | 61% | 22/36 |
| Tiebreak sets won | 40% | 2/5 | 52% | 11/21 |
| Wins after taking set 1 | 67% | 10/15 | 81% | 34/42 |
| Wins 2-0 after taking set 1 | 53% | 8/15 | 60% | 25/42 |
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 (Jun Kim 0, Sach 1).
Style Matchup
Playing styles and historical archetype record
Kim
⚔️ The Gladiator
Sach
🪃 Counterpuncher
Matchup analysis
⚔️ The Gladiator vs 🪃 Counterpuncher is historically tight (51% vs 49%, 1,935 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Jun 5, 2026
M15 Harmon
H Hard · Quarterfinals
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Kim | Sach | ||
|---|---|---|---|---|
| Outcome | Geun Jun Kim | Tai Sach | ||
| 1 or more | 33% | 3/9 | 100% | 15/15 |
| 3 or more | 22% | 2/9 | 53% | 8/15 |
| 5 or more | 11% | 1/9 | 33% | 5/15 |
| 10 or more | 0% | 0/9 | 7% | 1/15 |
| 15 or more | 0% | 0/9 | 0% | 0/15 |
| 20 or more | 0% | 0/9 | 0% | 0/15 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kim | Sach |
|---|---|---|
| W-L | 2–3 | 9–9 |
| Avg odds | 2.43 | 1.70 |
| ROI % | -27.1% | -32.5% |
| Units P/L | -1.35u | -5.85u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Kim | Sach |
|---|---|---|
| Countries | 1 | 2 |
| Events | 2 | 3 |
| Matches | 3 | 6 |
| Distance | — | — |
| Route | CHN | KAZ → TPE |
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 4 shared opponents, both Kim and Sach posted a 75% win rate.
| Opponent | Kim | Sach |
|---|---|---|
| Fitriadi M Rifqi | W 75 61 | W 61 60 |
| Yuto Oki | L 26 46 | W 62 63 |
| Keisuke Saitoh | W 64 62 | L 57 06 |
| Chanyeong Oh | W 75 64 | W 64 63 |
Recent Form
Last five matches per player
Fitriadi M Rifqi
M15 Maanshan · 1st Round
Aug 19
Isaac Becroft
M15 Tianjin · 2nd Round
Aug 6
James Van Herzeele
M15 Tianjin · 1st Round
Aug 4
Asahi Harazaki
M15 Wuning · 1st Round
Jul 1
Ye Chen
M15 Wuning · 2nd Round
Jun 25
Fitriadi M Rifqi
M15 Wuning · 1st Round
Jun 24
Tai Sach
M15 Harmon · Quarterfinals
Jun 5
Evan Zhu
M15 Harmon · 2nd Round
Jun 4
Matthew Dellavedova
M25 Taipei · 2nd Round
Aug 27
Mukund Sasikumar
M25 Taipei · 1st Round
Aug 26
Matthew Dellavedova
M25 Taipei · Quarterfinals
Aug 21
Chih-Jen Ho
M25 Taipei · 2nd Round
Aug 20
Seongwoo Cho
M25 Taipei · 1st Round
Aug 18
Lucio Ratti
Astana Challenger · 1st Round
Aug 10
Chen Dong
M15 Brisbane · 1st Round
Jul 28
Jeremy Zhang
M15 Brisbane · 1st Round
Jul 22
Win rate
Matches, sets and games won · Last 12 months · 29–75 matches
| Metric | Kim | Sach |
|---|---|---|
| Matches won | 48% | 52% |
| Sets won | 49% | 52% |
| Games won | 50% | 51% |
Record by tier
Head-to-head record by tournament tier
| Stage | Kim | Sach |
|---|---|---|
| ITF M15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Kim | Sach |
|---|---|---|
| Hard | 0 | 1 |
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