Lachlan Vickery vs Qian SunPrediction, Head-to-Head Results, and Stats
Lachlan Vickery and Qian Sun have met 1 time since 2026; Qian Sun leads 1–0. Across all meetings Vickery has taken 1 sets to Sun's 2. Their most recent meeting: Qian Sun won at M25 Guiyang (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Vickery | Sun | ||
|---|---|---|---|---|
| Indicator | Lachlan Vickery | Qian Sun | ||
| Wins in straight sets | 76% | 13/17 | 50% | 12/24 |
| Wins a set when losing | 50% | 10/20 | 40% | 10/25 |
| Goes to a deciding set | 38% | 14/37 | 45% | 22/49 |
| Covers −1.5 sets as favorite | 50% | 2/4 | 18% | 3/17 |
| Covers +1.5 sets as underdog | 40% | 4/10 | 69% | 18/26 |
| Tiebreak sets won | 38% | 5/13 | 39% | 7/18 |
| Wins after taking set 1 | 71% | 15/21 | 70% | 16/23 |
| Wins 2-0 after taking set 1 | 62% | 13/21 | 52% | 12/23 |
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 (Vickery 0, Sun 0).
Style Matchup
Playing styles and historical archetype record
Vickery
🛡️ The Spoiler
Sun
💥 Big Hitter
Matchup analysis
The 💥 Big Hitter archetype wins about 60% vs 🛡️ The Spoiler across 117 matches in our dataset: a stylistic lean toward Qian Sun.
Big Hitter players often use power groundstrokes and high winner count to pressure the the spoiler's strong court coverage.
Previous meetings
1 career meeting, newest first
Sep 16, 2026
M25 Guiyang
H Hard · 1st Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Vickery | Sun | ||
|---|---|---|---|---|
| Outcome | Lachlan Vickery | Qian Sun | ||
| 1 or more | 90% | 9/10 | 100% | 16/16 |
| 3 or more | 50% | 5/10 | 75% | 12/16 |
| 5 or more | 30% | 3/10 | 56% | 9/16 |
| 10 or more | 0% | 0/10 | 6% | 1/16 |
| 15 or more | 0% | 0/10 | 0% | 0/16 |
| 20 or more | 0% | 0/10 | 0% | 0/16 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Vickery | Sun |
|---|---|---|
| W-L | 3–5 | 7–9 |
| Avg odds | 3.89 | 2.40 |
| ROI % | -48.1% | -8.6% |
| Units P/L | -3.85u | -1.38u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Common opponents
Results vs. opponents both players faced · Last 12 months
Sun has a higher win rate against shared opponents (75% vs Vickery's 50%).
| Opponent | Vickery | Sun |
|---|---|---|
| Colin Sinclair | L 64 46 26 | W 46 62 76 |
| Alejandro Dure | W 62 63 | L 36 67 |
| You Du | W 76 60 | W 61 64 |
| Hiromasa Koyama | L 36 26 | W 64 64 |
Recent Form
Last five matches per player
Colin Sinclair
M25 Darwin · 1st Round
Oct 7
Jake Delaney
M25 Darwin · 2nd Round
Oct 1
Jack Bruce-Smith
M25 Darwin · 1st Round
Sep 30
Harry Roberts
M25 Darwin · 3rd Round Qualifying
Sep 29
Eric Padgham
M25 Darwin · 2nd Round Qualifying
Sep 28
Qian Sun
M25 Guiyang · 1st Round
Sep 16
Daniil Savelev
M25 Guiyang · 3rd Round Qualifying
Sep 15
Alejandro Dure
M25 Guiyang · 2nd Round Qualifying
Sep 14
Hayato Matsuoka
Jinan Challenger · 1st Round Qualifying
Oct 11
Nino Ehrenschneider
M25 Luan · 1st Round
Oct 7
Alibek Kachmazov
M25 Guiyang · 2nd Round
Sep 17
Lachlan Vickery
M25 Guiyang · 1st Round
Sep 16
Yuta Tomida
M15 Wuning · Final
Sep 6
Colin Sinclair
M15 Wuning · Semifinals
Sep 5
Miles Jones
M15 Wuning · Quarterfinals
Sep 4
Hiromasa Koyama
M15 Wuning · 2nd Round
Sep 3
Win rate
Matches, sets and games won · Last 12 months · 37–49 matches
| Metric | Vickery | Sun |
|---|---|---|
| Matches won | 46% | 49% |
| Sets won | 50% | 48% |
| Games won | 50% | 51% |
Record by tier
Head-to-head record by tournament tier
| Stage | Vickery | Sun |
|---|---|---|
| ITF M25 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Vickery | Sun |
|---|---|---|
| Hard | 0 | 1 |
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