Alex Rybakov vs Zack ViialaPrediction, Head-to-Head Results, and Stats
Alex Rybakov and Zack Viiala have met 1 time since 2024; Alex Rybakov leads 1–0. Across all meetings Rybakov has taken 2 sets to Viiala's 0. Their most recent meeting: Alex Rybakov won at Champaign (2024).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Rybakov | Viiala | ||
|---|---|---|---|---|
| Indicator | Alex Rybakov | Zack Viiala | ||
| Wins in straight sets | 74% | 14/19 | 0% | 0/2 |
| Wins a set when losing | 50% | 13/26 | — | |
| Goes to a deciding set | 40% | 18/45 | 100% | 2/2 |
| Covers −1.5 sets as favorite | 48% | 10/21 | — | |
| Covers +1.5 sets as underdog | 58% | 14/24 | 100% | 1/1 |
| Tiebreak sets won | 60% | 9/15 | 50% | 1/2 |
| Wins after taking set 1 | 67% | 14/21 | — | |
| Wins 2-0 after taking set 1 | 67% | 14/21 | — | |
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. Small sample — read with care. Head-to-head: 1 of 1 completed meetings ended in straight sets (Rybakov 1, Viiala 0).
Previous meetings
1 career meeting, newest first
Nov 11, 2024
Champaign
H Hard · 2nd Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Rybakov | Viiala |
|---|---|---|
| W-L | 4–5 | 1–0 |
| Avg odds | 2.26 | 2.81 |
| ROI % | -19.9% | +181.0% |
| Units P/L | -1.79u | +1.81u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Rybakov | Viiala |
|---|---|---|
| Countries | 1 | — |
| Events | 2 | — |
| Matches | 5 | — |
| Distance | — | — |
| Route | GBR | — |
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.
Recent Form
Last five matches per player
Charles Broom
Roehampton 1 Challenger · 2nd Round
Aug 19
Fares Zakaria
Roehampton 1 Challenger · 1st Round
Aug 18
Oliver Tarvet
M25 Roehampton · Quarterfinals
Aug 7
Billy Blaydes
M25 Roehampton · 2nd Round
Aug 6
Matthew Summers
M25 Roehampton · 1st Round
Aug 4
Charlie Robertson
M25 Aldershot · 1st Round
Jul 28
Andre Ilagan
Newport challenger
Jul 7
Tung-Lin Wu
Newport challenger
Jul 5
Tai Sach
Futures 2026
Jul 16
Taiki Takizawa
Futures 2026
Jul 15
Alex Rybakov
Champaign · 2nd Round Qualifying
Nov 11
Adam Neff
Champaign · 1st Round Qualifying
Nov 10
Li Tu
Playford · Round of 32
Oct 23
Rubin Statham
Traralgon · 1st Round Qualifying
Jan 2
Win rate
Matches, sets and games won · Last 12 months · 2–45 matches
| Metric | Rybakov | Viiala |
|---|---|---|
| Matches won | 42% | 100% |
| Sets won | 47% | 67% |
| Games won | 49% | 54% |
Record by tier
Head-to-head record by tournament tier
| Stage | Rybakov | Viiala |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Rybakov | Viiala |
|---|---|---|
| Hard | 1 | 0 |
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