United StatesWTA WashingtonFinished

Predictions graded

Diana Shnaider #18Russia2Liudmila Samsonova #70Russia0

Sets 6-3 · 6-4Fri 31 Jul 2026, 20:40 Predictions gradedQuarter-FinalHard

Predictions1–713%

Edges1–420%

Player Profiles

Ranking advantageDiana Shnaider · 52 places

Diana Shnaider

Russia

Reached career-high No. 11 in May 2025 and is currently No. 18. She won tour titles on hard, clay and grass in 2024, so no single preferred surface was assigned from the reviewed sources.

Current ranking: #18
Peak ranking: #11 · 2025
Current age: 22
Preferred surface: —
Hand: Left handed
Height: 170 cm

Liudmila Samsonova

Russia

Reached career-high No. 12 in February 2023 and won Washington in 2022. Her WTA profile lists hard court as her favorite surface. She is currently No. 70 after ending 2025 at No. 17; no current source reviewed tied that drop to an active injury.

Current ranking: #70
Peak ranking: #12 · 2023
Current age: 27
Preferred surface: Hard
Hand: Right handed
Height: 182 cm

Quick Take

Pre-match view

Context last updated 31 Jul 2026, 13:00 · Europe/Bucharest

Samsonova's extra rest, strong Washington history, and recent H2H win give her a slight edge over Shnaider, who faces a quick turnaround and doubles fatigue.

Betting value lies in Samsonova to win, over 21.5 total games, Shnaider +3.5 handicap, and over 2.5 sets, with serve dynamics likely to produce a competitive, extended match.

Context

Shnaider beat Potapova 6-1, 6-2 in 55 minutes on July 30, then returns on July 31.
- She also played two doubles matches in Washington, winning one and losing one.
- Samsonova last played on July 29 and had July 30 off, with no doubles matches.
Samsonova won 6-4, 4-6, 6-2 at Wimbledon on July 2, 2026.
- Shnaider leads the overall H2H 2-1, but Samsonova won the most recent match.
- The previous hard-court meeting was in 2024, won by Shnaider in three sets.
In 2 hard-court matches this week, Samsonova hit 12 aces and 18 double faults.
- Her first-serve percentage is just 51.3% on hard, but she wins 81.8% of those points.
- Shnaider's return game won 71.1% of points in her only hard-court match, suggesting she can punish second serves.

BetBugs edges

Compare BetBugs' chances with the market's.

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result0 of 1 landed

Signal quality Medium · Uncertainty band Slight lean · Market price 2.05
The read
Samsonova's recent H2H win, perfect hard-court record in last 15, and fresher physical state give her a slight edge over Shnaider, whose hard-court form is unproven in this window.
- Samsonova leads H2H 1-0 in 2026, winning 6-4 4-6 6-2 on grass 29 days ago.
- Samsonova is 2-0 on hard courts in last 15, with 100% win rate and 60% games won.
- Shnaider's last-15 hard-court sample is only 1 match (win vs Potapova), insufficient to override Samsonova's stronger hard-court form.
- Samsonova has extra rest day and no doubles workload; Shnaider played doubles and has <24h turnaround.
BetBugs · Match WinnerlostLiudmila SamsonovaEstimated chance55%

Games1 of 3 landed

Signal quality Medium · Uncertainty band Lean · Market price 1.83
The read
Both players' recent match lengths and H2H history point to a competitive match likely exceeding 21.5 games, supported by Samsonova's hard-court trend and Shnaider's overall form.
- Both players' last-15 overall matches average 21.8 total games (Shnaider 22.1, Samsonova 22.3).
- Samsonova's two hard-court matches this week had 22 and 23 games.
- Shnaider's only hard-court match had 15 games, but her overall last-15 average is 22.1.
- H2H matches have gone 22, 22, and 16 games, with two of three exceeding 21.5.
BetBugs · Total GameslostOver 21.5Estimated chance60%
Signal quality Medium · Uncertainty band Lean · Not priced
The read
Shnaider's overall form and ability to keep matches close, even in losses, make her +3.5 handicap a solid bet, especially given Samsonova's narrow win margins.
- Shnaider's last-15 overall games won: 54.2%, Samsonova's: 50.4%.
- In their last meeting, Shnaider won 12 games to Samsonova's 16, covering +3.5.
- Shnaider's only hard-court match was a dominant 12-3 win, showing she can cover easily.
- Samsonova's hard-court wins were by 8 and 1 game margins, suggesting close matches.
BetBugs · Game HandicapwonDiana Shnaider +3.5Estimated chance60%
Signal quality Medium · Uncertainty band Lean · Market price 1.83
The read
Both players tend to play close first sets, with recent averages and H2H history supporting over 9.5 games, despite Shnaider's quick win last match.
- Samsonova's first sets in Washington: 9 and 8 games; Shnaider's: 7 games.
- In last 15 overall, Shnaider averages 9.7 games per first set, Samsonova 9.5.
- H2H first sets: 10, 10, and 7 games, with two of three over 9.5.
BetBugs · Set 1 Total GameslostOver 9.5Estimated chance58%

Sets0 of 2 landed

Signal quality Medium · Uncertainty band Slight lean · Market price 2.10
The read
The high frequency of three-set matches for both players, combined with their competitive H2H history, suggests a strong chance of going over 2.5 sets.
- Samsonova's last 15: 53.3% of matches went to deciding set (8 of 15).
- Shnaider's last 15: 46.7% of matches went to deciding set (7 of 15).
- H2H: 2 of 3 matches went to three sets.
- Both players have similar deciding set win rates (53-55%), indicating competitive matches.
BetBugs · Total SetslostOver 2.5Estimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Samsonova's strong start in both Washington matches and recent first-set success against Shnaider suggest a slight advantage, though confidence is low due to limited hard-court data.
- Samsonova won first set in both hard-court matches this tournament (6-3 vs Keys, 6-2 vs Wang).
- Shnaider won first set 6-1 vs Potapova but sample is only 1 hard-court match.
- In their last meeting, Samsonova won the first set 6-4.
BetBugs · Set 1 WinnerlostLiudmila SamsonovaEstimated chance52%

Match stats0 of 0 landed

Signal quality Medium · Uncertainty band Strong lean · Not priced
The read
Samsonova's extremely high double fault rate on hard courts, even with Shnaider's low count, pushes the total well over 6.5, making this a strong over bet.
- Samsonova averages 9.0 double faults per match on hard courts in last 15 (18 in 2 matches).
- Shnaider averages 0.0 double faults on hard courts in last 15 (0 in 1 match), but overall last-15 average is 2.7.
- Combined average: Samsonova 9.0 + Shnaider 2.7 = 11.7, well over 6.5.
- Samsonova's career double fault rate is high (3.2 per match), and she had 10 double faults in last H2H.
BetBugs · Total Double FaultsOver 6.5Estimated chance65%
Signal quality Medium · Uncertainty band Lean · Not priced
The read
Samsonova's strong ace count on hard courts, combined with Shnaider's occasional aces, makes over 5.5 likely, driven by Samsonova's serving power.
- Samsonova averages 6.0 aces per match on hard courts in last 15 (12 aces in 2 matches).
- Shnaider averages 0.0 aces on hard courts in last 15 (0 in 1 match), but overall last-15 average is 1.0.
- Combined average: Samsonova 6.0 + Shnaider 1.0 = 7.0, exceeding 5.5.
- Samsonova's career ace rate is higher (3.6 per match overall) and she hit 5 aces vs Shnaider in their last meeting.
BetBugs · Total AcesOver 5.5Estimated chance62%

Head-to-Head

2-1 (3 meetings)

L6-4 4-6 6-2Diana Shnaider#18vLiudmila Samsonova#70Jul 2, 2026

W4-6 6-1 6-4Diana Shnaider#18vLiudmila Samsonova#70Aug 10, 2024

W6-1 6-3Diana Shnaider#18vLiudmila Samsonova#70May 9, 2024

3 total meetings

Previous match context available

Diana Shnaider

9W 6L

6-1 6-2#27Anastasia Potapova

6-4 4-6 6-2#70Liudmila Samsonova

7-5 6-1#85Eva Lys

6-4 6-4#30Clara Tauson

6-2 6-7(2) 6-3#41Nikola Bartunkova

7-6(4) 6-4#21Maja Chwalinska

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

6-3 3-6 6-0#22Madison Keys

7-5 6-1#44Oleksandra Oliynykova

7-6(3) 6-1#47Mccartney Kessler

6-4 6-1#83Renata Zarazua

6-1 6-2#13Naomi Osaka

5-7 6-1 6-1#72Talia Gibson

6-2 7-6(6)#14Belinda Bencic

3-6 7-5 6-1#59Jessica Bouzas Maneiro

Liudmila Samsonova

7W 8L

6-2 6-2#42Xinyu Wang

3-6 6-4 6-4#22Madison Keys

4-6 7-6(3) 6-4#24Marie Bouzkova

6-4 4-6 6-2#18Diana Shnaider

6-3 6-3#108Polina Kudermetova

3-6 6-3 6-2#10Elina Svitolina

6-3 7-5#36Katerina Siniakova

1-6 6-3 6-0#23Elise Mertens

5-7 6-4 6-3#143Harriet Dart

6-4 6-4#163Jil Teichmann

7-5 6-3#61Daria Kasatkina

6-3 6-2#27Anastasia Potapova

6-4 6-3#31Ann Li

6-2 6-1#37Janice Tjen

7-5 6-1#4Cori Gauff

Stat Battle

Last 15 match performance, compared side by side.

DSDiana ShnaiderShnaider

Last 15

6–3

9 core stats · 0 even

Liudmila SamsonovaSamsonovaLS

Diana Shnaider carries the stronger recent form — Liudmila Samsonova's route runs through serve.

Serve · 3–2

1st Serve In65.4%+7.8pp57.6%

1st Serve Won57.7%+8.6pp66.3%

2nd Serve Won51.3%+4.0pp47.3%

Aces / Match1.0+2.63.6

Double Faults / Match2.72.1 fewer4.8

Return · 1–0

Return Pts Won47.5%+5.3pp42.2%

Pressure · 1–1

Break Pts Converted53.3%+12.8pp40.5%

Break Pts Saved53.7%+4.8pp58.5%

Points · 1–0

Total Pts Won51.5%+1.5pp50.0%

Serve · 3–2

65.4%1st Serve In+7.8pp57.6%

57.7%1st Serve Won+8.6pp66.3%

51.3%2nd Serve Won+4.0pp47.3%

1.0Aces / Match+2.63.6

2.7Double Faults / Match2.1 fewer4.8

Return · 1–0

47.5%Return Pts Won+5.3pp42.2%

Pressure · 1–1

53.3%Break Pts Converted+12.8pp40.5%

53.7%Break Pts Saved+4.8pp58.5%

Points · 1–0

51.5%Total Pts Won+1.5pp50.0%

Diana Shnaider

Liudmila Samsonova

Quick Take

Context

BetBugs edges

Diana Shnaider +1.5

Over 21.5

Over 9.5

Over 2.5

Liudmila Samsonova

Result0 of 1 landed

Games1 of 3 landed

Sets0 of 2 landed

Match stats0 of 0 landed

Head-to-Head

Diana Shnaider

Liudmila Samsonova

Stat Battle