CanadaWTA TorontoFinishedFeatured

Predictions graded

Diana Shnaider #17Russia0Iga Swiatek #8Poland2

Sets 2-6 · 1-6Mon 10 Aug 2026, 23:00 Predictions gradedQuarter-FinalHard

Predictions3–538%

Edges3–350%

Player Profiles

Ranking advantageIga Swiatek · 9 places

Diana Shnaider

Russia

Reached a career-high No. 11 in May 2025. She has won WTA singles titles on hard, clay, and grass, so no single preferred surface was assigned without an explicit source.

Current ranking: #17
Peak ranking: #11 · 2025
Current age: 22
Preferred surface: —
Hand: Left handed
Height: 170 cm

Iga Swiatek

Poland

Polish right-hander whose ITF profile lists clay and hard as preferred surfaces. She reached world No. 1 on 4 April 2022; the latest profile snapshot lists her at No. 8.

Current ranking: #8
Peak ranking: #1 · 2022
Current age: 25
Preferred surface: Clay, Hard
Hand: Right handed
Height: 176 cm

Quick Take

Pre-match view

Context last updated 10 Aug 2026, 15:45 · Europe/Bucharest

Swiatek is the rightful favorite but has shown early-match vulnerability, while Shnaider's strong hard-court form and competitive H2H history suggest a closer contest than odds indicate.

The best value lies in over 20.5 total games and Shnaider +4.5 games on the handicap, as Swiatek's slow starts and Shnaider's serving should keep the match tight.

Context

Swiatek lost the first set 3-6 vs Kostyuk on Aug 8, then won 6-1 6-2 in 2h10m.
- She also dropped the first set in her Wimbledon loss to Eala (7-6, 6-2) on Jul 4.
- In her last 3 matches, she has lost the opening set twice.
Shnaider's last 6 hard-court matches: 5-1 record, 76.9% sets won, 62.4% games won.
- She beat Pegula 6-3 6-3 in 73 minutes on Aug 8, her first win in 5 attempts.
- Hard-court last15: 67.5% first-serve points won, 58.1% break points converted.
Shnaider won her singles match 6-3 6-3 in 73 minutes on Aug 8.
- She later won a doubles match with Elise Mertens by the same score.
- No signs of fatigue; the doubles win suggests she is physically fresh and mentally sharp.

BetBugs edges

Compare BetBugs' chances with the market's.

Positive edges · 4

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result1 of 1 landed

Signal quality Medium · Uncertainty band Strong lean · Market price 1.33
The read
Swiatek's superior return game (51.9% return points won in last15) and elite career hard court record give her a clear edge, though Shnaider's recent hard court form (5-1 last6) keeps it competitive.
- Swiatek's last15 overall return points won: 51.9% vs Shnaider's 46.4%
- Swiatek's last15 overall break point conversion: 51% vs Shnaider's 53.2%
- Swiatek's career hard court win%: 217-? (80.7% overall) vs Shnaider's 85-? (65% overall)
- H2H: Swiatek won their only meeting 6-0 6-7(3) 6-4 on clay in 2025
BetBugs · Match WinnerwonIga SwiatekEstimated chance65%

Games1 of 4 landed

Signal quality Medium · Uncertainty band Strong lean · Market price 1.85
The read
Both players are in good hard court form, and their recent matches have averaged around 19-20 games; with Swiatek's return strength and Shnaider's improved serve, a close match likely exceeds 20.5 games.
- Shnaider's last15 hard court games per match: 19.5 average (73 games in 6 matches)
- Swiatek's last15 hard court games per match: 18 average (39 games in 3 matches)
- H2H match had 29 games (6-0 6-7 6-4)
- Both players have strong hold/break profiles, suggesting competitive sets
BetBugs · Total GameslostOver 20.5Estimated chance65%
Signal quality Medium · Uncertainty band Lean · Market price 1.85
The read
Shnaider's solid hard court serving and Swiatek's occasional slow starts make a tight opening set likely, pushing the total over 9.5 games.
- Shnaider's last15 hard court set1 games: 9.3 average (56 games in 6 matches)
- Swiatek's last15 hard court set1 games: 9.3 average (28 games in 3 matches)
- Swiatek lost first set in 2 of last 3 matches, indicating potential slow starts
BetBugs · Set 1 Total GameslostOver 9.5Estimated chance60%
Signal quality Medium · Uncertainty band Lean · Not priced
The read
Shnaider's strong hard court form and Swiatek's occasional slow starts suggest Shnaider can keep the match within 3.5 games, even in a loss.
- Shnaider's last15 hard court record: 5-1, with all wins in straight sets
- Swiatek's last15 hard court record: 3-0, but margins: 6-2 6-1, 6-0 6-3, 3-6 6-1 6-2
- Shnaider's recent win over Pegula (6-3 6-3) shows ability to compete with top players
BetBugs · Game HandicapwonDiana Shnaider +3.5Estimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
While Swiatek often raises her level in set 2, Shnaider's competitive hard court form suggests she can keep it close enough to push over 8.5 games.
- Shnaider's last15 hard court set2 games: 8.5 average (51 games in 6 matches)
- Swiatek's last15 hard court set2 games: 8.7 average (26 games in 3 matches)
- Swiatek tends to improve after first set, but Shnaider's resilience could extend set 2
BetBugs · Set 2 Total GameslostOver 8.5Estimated chance55%

Sets1 of 1 landed

Signal quality Medium · Uncertainty band Lean · Market price 1.40
The read
Swiatek's overall quality and return pressure should give her an early edge, but Shnaider's strong hard court serving (67.5% first serve points won) could keep set 1 tight.
- Swiatek's last15 overall first set win conversion: 94% career, but recent form shows she lost first set in 2 of last 3 matches
- Shnaider's last15 hard court first serve points won: 67.5%
- Swiatek's last15 hard court return points won: 56.7% (small sample of 3 matches)
BetBugs · Set 1 WinnerwonIga SwiatekEstimated chance60%

Match stats0 of 0 landed

Signal quality Medium · Uncertainty band Strong lean · Not priced
The read
Neither player is a big server on hard courts, with combined ace averages well below 5.5, making the under likely.
- Shnaider's last15 hard court aces per match: 1.7
- Swiatek's last15 hard court aces per match: 1.0
- Combined average aces per match: 2.7 in last15 hard court matches
BetBugs · Total Acesnot gradableUnder 5.5Estimated chance65%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Swiatek's overall double fault rate (3.5 per match in last15) is elevated, and combined with Shnaider's 2.0, the total could exceed 5.5 in a potentially tight match.
- Shnaider's last15 hard court double faults per match: 2.0
- Swiatek's last15 hard court double faults per match: 1.3
- Swiatek's overall last15 double faults per match: 3.5 (higher on grass/clay, but hard court sample small)
BetBugs · Total Double Faultsnot gradableOver 5.5Estimated chance55%

Markets to Avoid

High-risk markets where price or context leaves too little cushion.

Swiatek's recent slow starts and Shnaider's competitive hard-court form make a straight-sets win less likely than the odds imply.

Prediction history

Iga Swiatek has underperformed relative to her high win projections

In 15 matches where Iga Swiatek was predicted to win, she fulfilled 9 predictions. The average estimated probability was 77.4%, leading to an expected 11.6 wins, indicating she has won fewer matches than projected. Her missed predictions all resulted in losses, with no draws or unresolved outcomes.

Recent evidence for Iga Swiatek15 matches

Date / competitionMatch resultPredictedActualResult

4 Jul·WTA Wimbledon

#32Alexandra Eala2-0#3Iga Swiatek

BetBugsIga Swiatek to win·72%

Missed

4 Jul 2026

WTA Wimbledon

#32Alexandra Eala2-0#3Iga Swiatek

Iga Swiatek to win

72%probability

Alexandra Eala won

Missed

2 Jul·WTA Wimbledon

#73Karolina Pliskova0-2#3Iga Swiatek

BetBugsIga Swiatek to win·78%

Matched

2 Jul 2026

WTA Wimbledon

#73Karolina Pliskova0-2#3Iga Swiatek

Iga Swiatek to win

78%probability

Iga Swiatek won

Matched

30 Jun·WTA Wimbledon

#79Taylor Townsend1-2#3Iga Swiatek

BetBugsIga Swiatek to win·88%

Matched

30 Jun 2026

WTA Wimbledon

#79Taylor Townsend1-2#3Iga Swiatek

Iga Swiatek to win

88%probability

Iga Swiatek won

Matched

24 Jun·WTA Bad Homburg

#3Iga Swiatek1-2#24Emma Navarro

BetBugsIga Swiatek to win·65%

Missed

24 Jun 2026

WTA Bad Homburg

#3Iga Swiatek1-2#24Emma Navarro

Iga Swiatek to win

65%probability

Emma Navarro won

Missed

31 May·WTA Roland Garros

#15Marta Kostyuk2-0#3Iga Swiatek

BetBugsIga Swiatek to win·72%

Missed

31 May 2026

WTA Roland Garros

#15Marta Kostyuk2-0#3Iga Swiatek

Iga Swiatek to win

72%probability

Marta Kostyuk won

Missed

Head-to-Head

0-1 (1 meetings)

L6-0 6-7(3) 6-4Diana Shnaider#17vIga Swiatek#8Apr 29, 2025

1 total meetings

Previous match context available

Diana Shnaider

10W 5L

6-3 6-3#3Jessica Pegula

6-3 6-3#21Anna Kalinskaya

6-2 4-6 6-1#143Rebecca Sramkova

7-5 6-4#3Jessica Pegula

6-3 6-4#55Liudmila Samsonova

6-1 6-2#27Anastasia Potapova

6-4 4-6 6-2#55Liudmila Samsonova

7-5 6-1#85Eva Lys

6-4 6-4#30Clara Tauson

6-2 6-7(2) 6-3#42Nikola Bartunkova

7-6(4) 6-4#22Maja Chwalinska

3-6 7-5 6-0#1Aryna Sabalenka

6-3 3-6 6-0#23Madison Keys

7-5 6-1#44Oleksandra Oliynykova

7-6(3) 6-1#48Mccartney Kessler

Iga Swiatek

11W 4L

3-6 6-1 6-2#11Marta Kostyuk

6-2 6-1#51Viktorija Golubic

6-0 6-3#38Sara Bejlek

7-6(9) 6-2#20Alexandra Eala

6-1 6-3#66Karolina Pliskova

6-1 2-6 6-3#110Taylor Townsend

7-5 2-6 6-3#28Emma Navarro

7-5 6-1#11Marta Kostyuk

6-4 6-4#68Magda Linette

6-2 6-3#38Sara Bejlek

6-1 6-2#134Emerson Jones

6-4 2-6 6-2#9Elina Svitolina

6-1 6-2#3Jessica Pegula

6-2 6-1#13Naomi Osaka

6-1 6-0#59Elisabetta Cocciaretto

Stat Battle

Last 15 match performance, compared side by side.

DSDiana ShnaiderShnaider

Last 15

4–5

9 core stats · 0 even

Iga SwiatekSwiatekIS

Iga Swiatek carries the stronger recent form — Diana Shnaider's route runs through serve.

Serve · 3–2

1st Serve In66.9%+1.1pp65.8%

1st Serve Won61.3%+4.4pp65.7%

2nd Serve Won52.9%+4.5pp48.4%

Aces / Match1.4+0.31.7

Double Faults / Match2.60.9 fewer3.5

Return · 0–1

Return Pts Won46.4%+5.5pp51.9%

Pressure · 1–1

Break Pts Converted53.2%+2.2pp51.0%

Break Pts Saved50.5%+3.3pp53.8%

Points · 0–1

Total Pts Won52.5%+3.2pp55.7%

Shot making · 2–1Limited data · 7 vs 7

Winners / Match7/15 · 7/1521.3+2.219.1

Unforced Errors / Match7/15 · 7/1525.14.6 fewer29.7

Net Pts Won7/15 · 7/1558.1%+4.6pp62.7%

Serve · 3–2

66.9%1st Serve In+1.1pp65.8%

61.3%1st Serve Won+4.4pp65.7%

52.9%2nd Serve Won+4.5pp48.4%

1.4Aces / Match+0.31.7

2.6Double Faults / Match0.9 fewer3.5

Return · 0–1

46.4%Return Pts Won+5.5pp51.9%

Pressure · 1–1

53.2%Break Pts Converted+2.2pp51.0%

50.5%Break Pts Saved+3.3pp53.8%

Points · 0–1

52.5%Total Pts Won+3.2pp55.7%

Shot making · 2–1Limited data · 7 vs 7

21.3Winners7/15 · 7/15+2.219.1

25.1Unforced Errors7/15 · 7/154.6 fewer29.7

58.1%Net Pts Won7/15 · 7/15+4.6pp62.7%

Diana Shnaider #17Russia0Iga Swiatek #8Poland2

Player Profiles

Diana Shnaider

Iga Swiatek

Quick Take

Context

BetBugs edges

Over 20.5

Iga Swiatek 2-0

Over 9.5

Diana Shnaider +4.5

Iga Swiatek

Iga Swiatek

BetBugs probabilities

Result1 of 1 landed

Games1 of 4 landed

Sets1 of 1 landed

Match stats0 of 0 landed

Markets to Avoid

Diana Shnaider 2-1 @ 7.00

Iga Swiatek has underperformed relative to her high win projections

Head-to-Head

Diana Shnaider

Iga Swiatek

Stat Battle