Stefan Kozlov vs Zachary SvajdaPrediction, Head-to-Head Results, and Stats
Stefan Kozlov and Zachary Svajda have met 4 times since 2021; Zachary Svajda leads 4–0. Their first meeting came at Cary II in 2021 on hard. On hard courts Svajda leads 4–0. Svajda has won the last 4 meetings. Across all meetings Kozlov has taken 0 sets to Svajda's 8. Their most recent meeting: Zachary Svajda won at Citi Open - Washington (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Kozlov | Svajda | ||
|---|---|---|---|---|
| Indicator | Stefan Kozlov | Zachary Svajda | ||
| Wins in straight sets | 54% | 15/28 | 71% | 12/17 |
| Wins a set when losing | 48% | 11/23 | 27% | 4/15 |
| Goes to a deciding set | 47% | 24/51 | 28% | 9/32 |
| Covers −1.5 sets as favorite | 44% | 12/27 | 56% | 9/16 |
| Covers +1.5 sets as underdog | 76% | 13/17 | 50% | 5/10 |
| Tiebreak sets won | 47% | 7/15 | 43% | 6/14 |
| Wins after taking set 1 | 87% | 26/30 | 94% | 15/16 |
| Wins 2-0 after taking set 1 | 50% | 15/30 | 75% | 12/16 |
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: 4 of 4 completed meetings ended in straight sets (Kozlov 0, Svajda 4).
Style Matchup
Playing styles and historical archetype record
Kozlov
🪃 Counterpuncher
Svajda
🤖 Servebot
Matchup analysis
The 🤖 Servebot archetype wins about 57% vs 🪃 Counterpuncher across 2,181 matches in our dataset: a stylistic lean toward Zachary Svajda.
Servebot players often use high ace rate and dominant service to pressure the counterpuncher's elite bp conversion.
Previous meetings
4 career meetings, newest first
Jul 25, 2026
Citi Open - Washington
H Hard · 1st Round Qualifying
Feb 8, 2025
Delray Beach
H Hard · 1st Round Qualifying
Feb 6, 2023
Dallas
H Hard · 2nd Round Qualifying
Sep 8, 2021
Cary II
H Hard · Round of 32
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Kozlov | Svajda | ||
|---|---|---|---|---|
| Outcome | Stefan Kozlov | Zachary Svajda | ||
| 1 or more | 83% | 5/6 | 100% | 11/11 |
| 3 or more | 50% | 3/6 | 91% | 10/11 |
| 5 or more | 0% | 0/6 | 64% | 7/11 |
| 10 or more | 0% | 0/6 | 27% | 3/11 |
| 15 or more | 0% | 0/6 | 0% | 0/11 |
| 20 or more | 0% | 0/6 | 0% | 0/11 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kozlov | Svajda |
|---|---|---|
| W-L | 2–4 | 4–6 |
| Avg odds | 2.73 | 2.29 |
| ROI % | +8.2% | -35.3% |
| Units P/L | +0.49u | -3.53u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Kozlov | Svajda |
|---|---|---|
| Countries | 1 | 2 |
| Events | 1 | 3 |
| Matches | 2 | 3 |
| Distance | 0 mi · 0 km | 1,279 mi · 2,059 km |
| Route | USA | CAN → 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
Svajda has a higher win rate against shared opponents (100% vs Kozlov's 25%).
| Opponent | Kozlov | Svajda |
|---|---|---|
| Yibing Wu | W 64 26 64 | W 63 64 |
| Andres Martin | L 26 26 | W 60 60 |
| Keegan Smith | L 36 26 | W 76 64 |
| Sho Shimabukuro | L 26 64 67 | W 64 61 |
Recent Form
Last five matches per player
Harry Wendelken
Brownsburg Challenger · 2nd Round
Aug 13
Aidan Mayo
Brownsburg Challenger · 1st Round
Aug 12
Zachary Svajda
Citi Open - Washington · 1st Round Qualifying
Jul 25
Alan Magadan
Bloomfield Hills Challenger · 1st Round
Jul 21
Roger Pascual Ferra
Bloomfield Hills Challenger · 3rd Round Qualifying
Jul 20
Leo Vithoontien
Bloomfield Hills Challenger · 1st Round Qualifying
Jul 19
Yi Zhou
Pozoblanco Challenger · 1st Round
Jul 14
Tommaso Compagnucci
Bundesliga - men
Jul 12
Daniel Altmaier
U.S. Open - New York · 1st Round
Sep 2
Mattia Bellucci
Cincinnati Open - Cincinnati · 1st Round
Aug 13
Arthur Fils
National Bank Open - Montreal · 2nd Round
Aug 5
Aleksandar Vukic
Citi Open - Washington · 1st Round
Jul 27
Stefan Kozlov
Citi Open - Washington · 1st Round Qualifying
Jul 25
Alex de Minaur
Wimbledon - London · 3rd Round
Jul 4
Kamil Majchrzak
Wimbledon - London · 2nd Round
Jul 2
Pablo Llamas Ruiz
Wimbledon - London · 1st Round
Jun 30
Rivalry momentum
Cumulative head-to-head lead over time
Win rate
Matches, sets and games won · Last 12 months · 41–51 matches
| Metric | Kozlov | Svajda |
|---|---|---|
| Matches won | 55% | 56% |
| Sets won | 53% | 54% |
| Games won | 52% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Kozlov | Svajda |
|---|---|---|
| ATP 500 | 0 | 1 |
| ATP 250 | 0 | 2 |
| ATP Challenger Tour | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Kozlov | Svajda |
|---|---|---|
| Hard | 0 | 4 |
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