WTA EastbourneFinished

Predictions graded

Petra Marcinko #522Simona Waltert #88Switzerland1

Sets 6-4 · 6-7 · 6-4Sat 20 Jun 2026, 16:12 Predictions gradedQ1Grass

Predictions0–80%

Edges0–70%

Player Profiles

Ranking advantagePetra Marcinko · 36 places

Petra Marcinko

Croatian former junior world No. 1. She reached a career-high No. 50 on 8 June 2026, and her biggest recent jump came through clay titles in Rome and Rabat.

Current ranking: #52
Peak ranking: #50 · 2026
Current age: 20
Preferred surface: Clay
Hand: Right handed
Height: 176 cm

Simona Waltert

Switzerland

Swiss right-hander who broke the top 100 in 2025. Public profile listings show a career-high singles ranking of No. 81 on 9 February 2026, and the provided structured match data lists her current ranking at No. 88.

Current ranking: #88
Peak ranking: #81 · 2026
Current age: 25
Preferred surface: —
Hand: Right handed
Height: 174 cm

Quick Take

Pre-match view

Context last updated 20 Jun 2026, 08:51 · Europe/Bucharest

Simona Waltert's 3-0 H2H record, all in straight sets, and superior grass experience give her a clear edge over Petra Marcinko in Eastbourne qualifying.

Marcinko's recent ranking surge is notable but hasn't translated to grass success, and her slow starts make a Waltert 2-0 win likely. Betting angles favor Waltert on the moneyline and under 21.5 total games.

Context

Waltert won 6-2 6-4 on clay in May 2024, 6-1 6-1 on hard in January 2024, and 7-6(2) 6-3 on clay in July 2023.
- In H2H matches, Waltert's first-serve win rate is 69% versus Marcinko's 57%, and she has committed only 5 unforced errors across the three matches.
- Marcinko has never won a set against Waltert, and her return points won rate is just 36% in the matchup.
Marcinko's career grass record is 1-3, with her only win coming in 2026; she lost her only grass match in 2025 and 2024.
- Waltert has 7 career grass wins, including 3 in 2023, and has played 14 grass-court matches compared to Marcinko's 4.
- Marcinko's 2026 grass matches were a straight-set loss to Renata Zarazua and a three-set win over Aoi Ito, both in Ilkley qualifying.
Marcinko won 7 of her last 10 matches, including the Rabat title with wins over Jessica Bouzas Maneiro (No. 55) and Jil Teichmann.
- She reached a career-high ranking of No. 50 on June 8, 2026, after the Rabat victory.
- Her last match was a three-set loss to Renata Zarazua on grass in Ilkley, where she lost the first set 6-1.

BetBugs edges

Compare BetBugs' chances with the market's.

Positive edges · 4

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result0 of 1 landed

Signal quality Medium · Uncertainty band Lean · Market price 2.00
The read
Waltert's dominant H2H (3-0, all straight sets) and superior grass experience give her a clear edge, despite Marcinko's recent ranking surge.
- H2H: Waltert leads 3-0, all straight-set wins, including 6-2 6-4 on clay in May 2024.
- Surface: Waltert has 7 career grass wins vs Marcinko's 1; Marcinko's 2026 grass record is 1-1.
- Serve/Return: Waltert's career first-serve points won 63.3% vs Marcinko's 64.4%, but Waltert's H2H first-serve win rate is 69% vs Marcinko's 57%.
BetBugs · Match WinnerlostSimona WaltertEstimated chance62%

Games0 of 3 landed

Signal quality Medium · Uncertainty band Lean · Market price 2.00
The read
H2H history and both players' recent trends toward quick matches support a total under 21.5 games.
- H2H: All 3 matches finished under 21.5 games (16, 14, 18).
- Marcinko's last 5 matches: 3 of 5 under 21.5, including two straight-set losses.
- Waltert's last 5 matches: 3 of 5 under 21.5, with two dominant wins.
BetBugs · Total GameslostUnder 21.5Estimated chance58%
Signal quality Medium · Uncertainty band Slight lean · Market price 1.80
The read
Both players have frequently produced short first sets recently, and H2H suggests a quick start for Waltert.
- H2H: First-set scores: 6-2, 6-1, 7-6 (8 games in two, 13 in one).
- Marcinko's last 5 first sets: 6-1, 6-2, 6-1, 0-6, 3-6 (4 of 5 under 9.5).
- Waltert's last 5 first sets: 4-6, 6-0, 4-6, 3-6, 7-6 (3 of 5 under 9.5).
BetBugs · Set 1 Total GameslostUnder 9.5Estimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
H2H second sets have been one-sided, and both players' recent second sets often finish quickly, though confidence is lower due to variability.
- H2H: Second-set scores: 6-4, 6-1, 6-3 (all under 9.5).
- Marcinko's last 5 second sets: 4-6, 6-2, 6-0, 7-6, 0-6 (3 of 5 under 9.5).
- Waltert's last 5 second sets: 3-6, 6-3, 6-7, 4-6, 6-4 (3 of 5 under 9.5).
BetBugs · Set 2 Total GameslostUnder 9.5Estimated chance52%

Sets0 of 3 landed

Signal quality Medium · Uncertainty band Lean · Market price 1.90
The read
Waltert's historical first-set dominance in H2H and Marcinko's recent slow starts suggest Waltert is likely to take the opener.
- H2H: Waltert won first set in all 3 meetings (6-2, 6-1, 7-6).
- Marcinko's last 5 matches: lost first set in 3 of 5, including vs lower-ranked opponents.
- Waltert's first-set win rate in last 15: 8 of 15, but 5 of last 8.
BetBugs · Set 1 WinnerlostSimona WaltertEstimated chance60%
Signal quality Medium · Uncertainty band Slight lean · Market price 3.25
The read
Waltert's H2H sweep in straight sets and both players' recent patterns of decisive outcomes point to a 2-0 win for Waltert.
- H2H: All 3 wins were straight sets.
- Marcinko's last 5 losses: 4 were straight sets.
- Waltert's last 5 wins: 4 were straight sets.
BetBugs · Set BettinglostSimona Waltert 2-0Estimated chance55%
Signal quality Medium · Uncertainty band Slight lean · Market price 1.55
The read
The match is likely to finish in two sets given H2H history and both players' recent straight-set trends.
- H2H: All 3 matches ended in straight sets.
- Marcinko's last 5 matches: 4 ended in straight sets.
- Waltert's last 5 matches: 4 ended in straight sets.
BetBugs · Total SetslostUnder 2.5Estimated chance55%

Match stats0 of 1 landed

Signal quality Medium · Uncertainty band Lean · Market price 1.55
The read
Both players have low tiebreak frequencies recently, and H2H has been mostly one-sided, making a tiebreak unlikely.
- H2H: Only 1 tiebreak in 3 matches (first set of 2023 meeting).
- Marcinko's last 15: 3 tiebreaks in 15 matches.
- Waltert's last 15: 4 tiebreaks in 15 matches.
BetBugs · Tiebreak in MatchlostNoEstimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players have low career ace rates and H2H ace counts are minimal, making under 5.5 likely even on grass.
- Marcinko's ace rate: 2.8% (career), Waltert's: 2.9%.
- H2H: Total aces in 3 matches: Marcinko 1, Waltert 4 (avg 1.7 per match).
- Grass typically increases aces, but both players have low ace rates.
BetBugs · Total AcesUnder 5.5Estimated chance52%
Signal quality Low · Uncertainty band Near coin-flip · Not priced
The read
Waltert's elevated double fault rate and Marcinko's H2H double fault count push the total toward over 7.5, though confidence is low.
- Marcinko's double fault rate: 4.7%, Waltert's: 6.8%.
- H2H: Marcinko 10 double faults in 3 matches, Waltert 5.
- Waltert's high double fault rate (6.8%) suggests she may contribute significantly.
BetBugs · Total Double FaultsOver 7.5Estimated chance50%

Head-to-Head

0-3 (3 meetings)

L6-2 6-4Petra Marcinko#52vSimona Waltert#88May 14, 2024

L6-1 6-1Petra Marcinko#52vSimona Waltert#88Jan 9, 2024

L7-6(2) 6-3Petra Marcinko#52vSimona Waltert#88Jul 19, 2023

Simona Waltert dominates (3 meetings)3 total meetings

Petra Marcinko

9W 6L

1-6 6-4 6-3#77Renata Zarazua

6-2 4-6 6-2#223Aoi Ito

6-1 6-0#247Caijsa Wilda Hennemann

0-6 7-6(3) 6-4#326Barbora Palicova

6-3 6-0#80Eva Lys

6-2 3-0 ret.#71Anhelina Kalinina

7-6(2) 6-3#130Jil Teichmann

6-3 6-4#55Jessica Bouzas Maneiro

5-7 6-2 7-6(1)#440Yelyzaveta Kotliar

6-2 6-4#305Vera Zvonareva

6-1 6-3#51Oleksandra Oliynykova

6-4 6-2#11Belinda Bencic

6-0 7-5#111Victoria Jimenez Kasintseva

6-4 1-6 6-4#92Sinja Kraus

7-6(4) 5-7 6-3#122Rebecca Sramkova

Simona Waltert

8W 7L

6-4 6-3#151Andrea Lazaro Garcia

6-0 6-3#181Teodora Kostovic

6-4 7-6(4)#34Katerina Siniakova

6-3 6-4#71Anhelina Kalinina

6-7(9) 6-4 6-4#30Hailey Baptiste

7-5 4-6 6-1#59Yuliia Starodubtseva

6-2 1-6 7-5#123Yue Yuan

6-2 7-6(4)#307Georgia Pedone

3-6 7-6(8) 6-1#253Mia Pohankova

7-5 4-6 6-3#381Lucija Ciric Bagaric

6-2 7-5#38Jelena Ostapenko

7-5 6-0#51Oleksandra Oliynykova

6-0 6-2#119Dominika Salkova

7-5 6-3#169Despina Papamichail

6-1 6-0#21Maja Chwalinska

Petra Marcinko

Simona Waltert

Quick Take

Context

BetBugs edges

Simona Waltert

Simona Waltert

Under 21.5

Simona Waltert 2-0

No

Under 2.5

Under 9.5

Result0 of 1 landed

Games0 of 3 landed

Sets0 of 3 landed

Match stats0 of 1 landed

Head-to-Head

Petra Marcinko

Simona Waltert