Jake Delaney vs Zachary ViialaPrediction, Head-to-Head Results, and Stats
Jake Delaney and Zachary Viiala have met 1 time since 2026; Jake Delaney leads 1–0. Across all meetings Delaney has taken 2 sets to Viiala's 0. Their most recent meeting: Jake Delaney won at M15 Brisbane (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Delaney | Viiala | ||
|---|---|---|---|---|
| Indicator | Jake Delaney | Zachary Viiala | ||
| Wins in straight sets | 74% | 46/62 | 25% | 1/4 |
| Wins a set when losing | 31% | 11/35 | 75% | 3/4 |
| Goes to a deciding set | 28% | 27/97 | 75% | 6/8 |
| Covers −1.5 sets as favorite | 62% | 37/60 | 0% | 0/2 |
| Covers +1.5 sets as underdog | 44% | 14/32 | 83% | 5/6 |
| Tiebreak sets won | 56% | 24/43 | 63% | 5/8 |
| Wins after taking set 1 | 92% | 55/60 | 100% | 2/2 |
| Wins 2-0 after taking set 1 | 77% | 46/60 | 50% | 1/2 |
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: 1 of 1 completed meetings ended in straight sets (Delaney 1, Viiala 0).
Style Matchup
Playing styles and historical archetype record
Delaney
💥 Big Hitter
Viiala
🎯 Baseliner
Matchup analysis
💥 Big Hitter vs 🎯 Baseliner is historically tight (51% vs 49%, 1,249 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Jul 23, 2026
M15 Brisbane
H Hard · 2nd Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Delaney | Viiala | ||
|---|---|---|---|---|
| Outcome | Jake Delaney | Zachary Viiala | ||
| 1 or more | 100% | 26/26 | 100% | 7/7 |
| 3 or more | 92% | 24/26 | 100% | 7/7 |
| 5 or more | 89% | 23/26 | 57% | 4/7 |
| 10 or more | 46% | 12/26 | 0% | 0/7 |
| 15 or more | 12% | 3/26 | 0% | 0/7 |
| 20 or more | 4% | 1/26 | 0% | 0/7 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Delaney | Viiala |
|---|---|---|
| W-L | 17–9 | 3–4 |
| Avg odds | 1.82 | 2.64 |
| ROI % | -7.5% | +26.1% |
| Units P/L | -1.95u | +1.83u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Delaney | Viiala |
|---|---|---|
| Countries | 1 | — |
| Events | 2 | — |
| Matches | 3 | — |
| Distance | 651 mi · 1,048 km | — |
| Route | CHN | — |
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
Viiala has a higher win rate against shared opponents (80% vs Delaney's 60%).
| Opponent | Delaney | Viiala |
|---|---|---|
| Unknown Player | L 67 46 | W 75 36 76 |
| Taiki Takizawa | W 75 63 | W 67 62 76 |
| Benjamin O'Connell | W 46 63 64 | W |
| Matt Hulme | L 67 62 67 | L 26 76 67 |
| Tai Sach | W 76 46 75 | W 26 64 63 |
Recent Form
Last five matches per player
Ajeet Rai
Jinan Challenger · 1st Round Qualifying
Oct 11
Unknown Player
M25 Darwin · Quarterfinals
Oct 9
Wihan Van Der Merwe
M25 Darwin · 2nd Round
Oct 8
Harrison Satara
M25 Darwin · 1st Round
Oct 7
Derek Pham
M25 Darwin · Quarterfinals
Oct 2
Lachlan Vickery
M25 Darwin · 2nd Round
Oct 1
Sam Ryan Ziegann
M25 Darwin · 1st Round
Sep 30
Taro Daniel
Hangzhou Open - Hangzhou · 1st Round Qualifying
Sep 22
Marko Mesarovic
M15 Champaign · 2nd Round
Aug 28
Zsombor Velcz
M15 Champaign · 1st Round
Aug 26
Jeremy Beale
M15 Brisbane · 1st Round
Jul 29
Jake Delaney
M15 Brisbane · 2nd Round
Jul 23
Benjamin O'Connell
M15 Brisbane · 1st Round
Jul 22
Matt Hulme
M25 Brisbane · Semifinals
Jul 18
Jeremy Beale
M25 Brisbane · Quarterfinals
Jul 17
Jeremy Beale
M25 Brisbane · Quarterfinals
Jul 17
Win rate
Matches, sets and games won · Last 12 months · 8–97 matches
| Metric | Delaney | Viiala |
|---|---|---|
| Matches won | 64% | 50% |
| Sets won | 61% | 50% |
| Games won | 53% | 49% |
Record by tier
Head-to-head record by tournament tier
| Stage | Delaney | Viiala |
|---|---|---|
| ITF M15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Delaney | Viiala |
|---|---|---|
| Hard | 1 | 0 |
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