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Predictions graded

Anhelina Kalinina #48Ukraine2Simona Waltert #110Switzerland1

Sets 6-4 · 3-6 · 6-3Sat 17 Oct 2026, 07:10 Predictions gradedQ1Hard

Predictions7–558%

Player Profiles

Ranking advantageAnhelina Kalinina · 62 places

Anhelina Kalinina

Ukraine

Kalinina is a 29-year-old right-hander who lists hard courts as her favourite surface and works with Anton Korchevskyi. She reached No. 25 in May 2023; the WTA records a six-month injury absence before her December 2025 WTA 125 title.

Current ranking: #48
Peak ranking: #25 · 2023
Current age: 29
Preferred surface: Carpet
Hand: Right handed
Height: 180 cm

Simona Waltert

Switzerland

Swiss right-hander, born 13 December 2000. Her reported career-high singles ranking was No. 81 in February 2026.

Current ranking: #110
Peak ranking: #81 · 2026
Current age: 25
Preferred surface: Carpet
Hand: Right handed
Height: 176 cm

Quick Take

Pre-match view

Context last updated 16 Oct 2026, 22:22 · Europe/Bucharest

A qualifying opener at the WTA 500 in Ningbo, where No.

48 Kalinina meets No. 110 Waltert with almost nothing between their recent hard-court numbers, 48.3% of games won against 48.1%. Kalinina has the ranking and the only previous meeting; Waltert's reported back-and-hip treatment in Samsun is the open question. Kalinina is the slightly more likely winner, and no quoted price came with a recommendation here, so there is nothing to call value.

Context

Waltert's most recent match, the Samsun quarterfinal, was interrupted by treatment to her back and hip area while she trailed 0-3 in the deciding set, and she lost that set 0-6. That is her only competitive outing in the eight days before Ningbo, so her physical state is the main unknown in this qualifying match, and a recurrence would limit her movement and her ability to sustain a long baseline match. She has had more than a week to recover, and no withdrawal or restriction has been announced.
- Medical timeout for Waltert for back/hip treatment at 0-3 in the third set against Himeno Sakatsume, WTA 125 Samsun, .
- Waltert lost the Samsun quarterfinal 5-7 6-4 6-0.
- It was her fourth medical timeout of the season.
ReportedSources checked 16 Oct 2026, 22:20 · Europe/Bucharest
Ningbo is a WTA 500 whose main draw runs 19-25 October, with qualifying on 17-18 October at the Yinzhou Tennis Center, so both players are competing for a place in the main draw rather than a main-draw round. The field is headed by defending champion and world No. 1 Elena Rybakina, and that depth left Kalinina, ranked No. 48, seeded third in qualifying against Waltert at No. 110. The two are scheduled on Grandstand at approximately 15:00 local on Saturday. A win here may still require a second qualifying victory on 18 October to secure a main-draw place.
- Ningbo Open qualifying is scheduled for 17-18 October and the main draw for 19-25 October at the Yinzhou Tennis Center.
- Kalinina vs Waltert is listed on Grandstand not before 15:00 on Saturday 17 October.
- Kalinina is listed as the third seed in the Ningbo qualifying draw, with Waltert unseeded.
- Rybakina returns as the 2025 Ningbo champion and world No. 1.
ConfirmedSources checked 16 Oct 2026, 22:20 · Europe/Bucharest
Kalinina was Ukraine's singles starter through the 2026 Billie Jean King Cup Finals in Shenzhen, winning her quarterfinal and semifinal rubbers before losing the final's opening match to Karolina Muchova, her first defeat in six Billie Jean King Cup matches. This matters here because her tour-level singles results on the same Asian swing have been poor, so the team run is the clearest recent evidence of the level she can still produce. The event finished, three weeks before this qualifying match, so it is recent rather than a current hard-court form line.
- Kalinina beat Jana Otzipka 6-7(6) 6-1 6-1 in the Billie Jean King Cup quarterfinal against Belgium.
- Kalinina beat Tyra Caterina Grant 6-3 6-4 in the semifinal against Italy, sending Ukraine to their first final.
- Kalinina lost the final's opening rubber to Karolina Muchova 2-6 3-6, her first defeat in six Billie Jean King Cup matches; Czechia won the tie 2-0.
- The 2026 Finals were held in Shenzhen from 22-.
ConfirmedSources checked 16 Oct 2026, 22:20 · Europe/Bucharest
At the China Open, Kalinina led Janice Tjen by a set and served for the match at 5-4 in the second before losing 6-2 5-7 4-6 in her first Beijing appearance since 2024, then lost her Wuhan opener to No. 170 Sonay Kartal. The value here is that her recent hard-court losses have come against lower-ranked opponents from winning positions, which is the baseline for assessing her qualifying form. Both defeats came at WTA 1000 events against different opponents, so they describe her current level without directly predicting a result in Ningbo.
- Kalinina lost her China Open first round to Janice Tjen 6-2 5-7 4-6 after serving for the match at 5-4 in the second set.
- It was her first Beijing appearance since 2024.
- Kalinina lost her Wuhan opener 7-5 6-3 to Sonay Kartal, ranked No. 170, on 12 October.
ConfirmedSources checked 16 Oct 2026, 22:20 · Europe/Bucharest

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result1 of 1 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Kalinina has the higher ranking and the only previous meeting, giving her a small overall edge.
- Kalinina is ranked No. 48 against Waltert's No. 110.
- Kalinina won the only head-to-head 6-3 6-4 in May 2026 on clay.
- Kalinina's hard-court record is 3-6 with 48.3% of games won.
- Waltert's hard-court record is 4-5 with 48.1% of games won.
BetBugs · Match WinnerwonAnhelina KalininaEstimated chance54%

Games4 of 6 landed

Signal quality Low · Uncertainty band Lean · Not priced
The read
A four-game cushion fits both a narrow defeat and most of Waltert's winning outcomes.
- Waltert has won 100 of 208 hard-court games (48.1%).
- Waltert's straight-set wins came by margins of seven and eight games.
- Kalinina has lost six of nine hard-court matches.
BetBugs · Game HandicapwonSimona Waltert +3.5Estimated chance62%
Signal quality Low · Uncertainty band Lean · Not priced
The read
A three-game cushion covers both narrow defeats and close wins, which fits two evenly matched players.
- Waltert's hard-court games-won share is 48.1%.
- Waltert won 2-0 in her last two completed hard-court victories by 12-5 and 12-4.
- Four of Waltert's nine hard-court matches were decided in a third set.
BetBugs · Game HandicapwonSimona Waltert +2.5Estimated chance58%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
With the two players winning almost the same share of games, a one-and-a-half game cushion covers most tight outcomes.
- Waltert has won 48.1% of hard-court games, essentially level with Kalinina's 48.3%.
- Waltert won 12-5 and 12-4 in her two straight-set hard-court wins.
- Kalinina has lost six of nine hard-court matches.
BetBugs · Game HandicaplostSimona Waltert +1.5Estimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players' hard-court matches sit just above this line on average.
- Kalinina's hard-court matches average 23.2 total games.
- Waltert's hard-court matches average 23.1 total games.
- Both players average about 2.44 sets per hard-court match.
BetBugs · Total GameswonOver 22.5Estimated chance53%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players' opening sets average around ten games, just above this line.
- Kalinina's first sets on hard average 9.78 games.
- Waltert's first sets on hard average 10.0 games.
- Only one first set in nine for each player reached a tiebreak.
BetBugs · Set 1 Total GameswonOver 9.5Estimated chance52%
Signal quality Low · Uncertainty band Near coin-flip · Not priced
The read
Second-set totals average around 9.6 to 9.8 games, sitting right on the line.
- Kalinina's second sets on hard average 9.78 games.
- Waltert's second sets on hard average 9.56 games.
- Waltert played two second-set tiebreaks in nine matches.
BetBugs · Set 2 Total GameslostOver 9.5Estimated chance51%

Sets1 of 3 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Kalinina's overall edge and stronger ranking make her slightly more likely to take the second set.
- Kalinina has won three of nine second sets on hard.
- Waltert has won four of nine second sets on hard.
- Kalinina is ranked No. 48 against Waltert's No. 110.
BetBugs · Set 2 WinnerlostAnhelina KalininaEstimated chance54%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Straight-set outcomes have been marginally more common than deciders for both players.
- Kalinina's hard-court scorelines include five straight-set results in nine.
- Waltert's hard-court scorelines include five straight-set results in nine.
- Both average 2.44 sets per hard-court match.
BetBugs · Total SetslostUnder 2.5Estimated chance52%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Kalinina's ranking and head-to-head give her a narrow edge, but her slow first-set record keeps it close.
- Kalinina has won only three of nine first sets on hard.
- Waltert has won four of nine first sets on hard.
- Kalinina won the only head-to-head in straight sets.
BetBugs · Set 1 WinnerwonAnhelina KalininaEstimated chance52%

Match stats1 of 1 landed

Signal quality Low · Uncertainty band Strong lean · Not priced
The read
Most of the recent hard-court sets for both players have been decided without a tiebreak.
- Kalinina has one tiebreak in nine hard-court matches.
- Waltert has two tiebreaks in nine hard-court matches.
- Set totals for both rarely reach twelve games.
BetBugs · Tiebreak in MatchwonNoEstimated chance72%
Signal quality Low · Uncertainty band Lean · Not priced
The read
Waltert's higher ace rate on hard lifts the combined match total above this line.
- Waltert averages 3.0 aces per hard-court match.
- Kalinina averages 1.7 aces per hard-court match.
- Their combined average is about 4.7 aces per match.
BetBugs · Total Acesnot gradableOver 3.5Estimated chance62%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players fault frequently on hard, pushing the combined total just above this line.
- Kalinina averages 5.7 double faults per hard-court match.
- Waltert averages 6.7 double faults per hard-court match.
- Their combined average is about 12.4 double faults per match.
BetBugs · Total Double Faultsnot gradableOver 11.5Estimated chance55%

Prediction history

Anhelina Kalinina: 9/15 recent winner projections matched

9 of 15 comparable winner projections favouring Anhelina Kalinina matched the recorded result. This is a limited recent sample, not a guarantee for this match.

Recent evidence for Anhelina Kalinina15 matches

Date / competitionMatch resultPredictedActualResult

24 Jul·WTA Hamburg

#81Tamara Korpatsch2-1#56Anhelina Kalinina

BetBugsAnhelina Kalinina to win·62%

24 Jul 2026

WTA Hamburg

#81Tamara Korpatsch2-1#56Anhelina Kalinina

Anhelina Kalinina to win

62%probability

Tamara Korpatsch won

22 Jul·WTA Hamburg

#231Maria Lourdes Carle0-2#56Anhelina Kalinina

BetBugsAnhelina Kalinina to win·62%

22 Jul 2026

WTA Hamburg

#231Maria Lourdes Carle0-2#56Anhelina Kalinina

Anhelina Kalinina to win

62%probability

Anhelina Kalinina won

20 Jul·WTA Hamburg

#100Kaitlin Quevedo0-2#59Anhelina Kalinina

BetBugsAnhelina Kalinina to win·62%

20 Jul 2026

WTA Hamburg

#100Kaitlin Quevedo0-2#59Anhelina Kalinina

Anhelina Kalinina to win

62%probability

Anhelina Kalinina won

30 Jun·WTA Wimbledon

#70Anhelina Kalinina1-2#65Kamilla Rakhimova

BetBugsAnhelina Kalinina to win·62%

30 Jun 2026

WTA Wimbledon

#70Anhelina Kalinina1-2#65Kamilla Rakhimova

Anhelina Kalinina to win

62%probability

Kamilla Rakhimova won

24 Jun·WTA Eastbourne

#62McCartney Kessler2-0#70Anhelina Kalinina

BetBugsAnhelina Kalinina to win·58%

24 Jun 2026

WTA Eastbourne

#62McCartney Kessler2-0#70Anhelina Kalinina

Anhelina Kalinina to win

58%probability

McCartney Kessler won

Head-to-Head

1-0 (1 meetings)

W6-3 6-4Anhelina Kalinina#48vSimona Waltert#110May 18, 2026

1 total meetings

Anhelina Kalinina

5W 10L

7-5 6-3#170Sonay Kartal

2-6 7-5 6-4#47Janice Tjen

6-2 6-3#7Karolina Muchova

6-3 6-4#151Tyra Caterina Grant

6-7(8) 6-1 6-1#479Jana Otzipka

6-3 6-3#115Himeno Sakatsume

3-6 6-4 6-2#27Emma Navarro

4-6 6-4 6-2#90Darja Vidmanova

6-4 7-5#66Anna Bondar

6-3 1-6 6-1#50Tamara Korpatsch

6-1 6-3#238Maria Lourdes Carle

7-5 6-4#76Kaitlin Quevedo

6-3 6-1#58Paula Badosa Gibert

4-6 6-4 7-5#69Kamilla Rakhimova

6-4 6-3#95Mccartney Kessler

Simona Waltert

6W 9L

5-7 6-4 6-0#115Himeno Sakatsume

6-3 6-2#219Linda Klimovicova

6-2 6-2#582Melisa Ercan

6-3 6-1#181Erika Andreeva

3-6 7-6(4) 6-3#254Anastasia Tikhonova

6-2 6-2#152Dalma Galfi

2-6 6-1 6-3#189Despina Papamichail

7-6(4) 3-6 6-2#171Rebeka Masarova

4-6 7-6(5) 6-3#203Nadia Podoroska

7-5 6-3#208Fiona Crawley

6-3 6-2#4Jessica Pegula

5-7 6-4 6-2#78Petra Marcinko

5-7 6-4 7-6(3)#52Mayar Sherif

6-1 6-4#127Katarzyna Kawa

7-5 7-5#58Paula Badosa Gibert

Stat Battle

Last 15 match performance, compared side by side.

AKAnhelina KalininaKalinina

Last 15

2–4

9 core stats · 3 even

Simona WaltertWaltertSW

Simona Waltert carries the stronger recent form — Anhelina Kalinina's route runs through serve.

Serve · 1–3 · 1 even

1st Serve In12/15 · 15/1564.6%+5.6pp59.0%

1st Serve Won12/15 · 15/1559.6%+2.8pp62.4%

2nd Serve Won12/15 · 15/1543.5%+1.6pp45.1%

Aces / Match12/15 · 15/151.4+0.72.1

Double Faults / Match12/15 · 15/155.8—5.9

Return · 0–0 · 1 even

Return Pts Won12/15 · 15/1543.2%—42.6%

Pressure · 1–1

Break Pts Converted12/15 · 15/1546.2%+3.9pp42.3%

Break Pts Saved12/15 · 15/1552.1%+0.8pp52.9%

Points · 0–0 · 1 even

Total Pts Won12/15 · 15/1548.6%—49.0%

Serve · 1–3 · 1 even

64.6%1st Serve In12/15 · 15/15+5.6pp59.0%

59.6%1st Serve Won12/15 · 15/15+2.8pp62.4%

43.5%2nd Serve Won12/15 · 15/15+1.6pp45.1%

1.4Aces / Match12/15 · 15/15+0.72.1

5.8Double Faults / Match12/15 · 15/15—5.9

Return · 0–0 · 1 even

43.2%Return Pts Won12/15 · 15/15—42.6%

Pressure · 1–1

46.2%Break Pts Converted12/15 · 15/15+3.9pp42.3%

52.1%Break Pts Saved12/15 · 15/15+0.8pp52.9%

Points · 0–0 · 1 even

48.6%Total Pts Won12/15 · 15/15—49.0%