WTA Ningbo: Ekaterina Alexandrova vs Marta Kostyuk Match Prediction
Ekaterina Alexandrova
Marta KostyukEkaterina Alexandrova and Marta Kostyuk meet in the round of 16 at Ningbo Taishi Tennis Club on 21 October. Alexandrova has already won a match at this event; Kostyuk begins her campaign here with qualification for the WTA Finals still within reach. The scheduled start is 07:00 America/New_York.
Alexandrova: a winning start in Ningbo
Recent results and set balance
Alexandrova has won 3 of her last 5 matches. Victories over Diana Shnaider and Linda Noskova were followed by defeats to Mirra Andreeva and Leylah Annie Fernandez. She then beat Hanyu Guo in straight sets on 20 October. A single opening-round win does not establish how she will handle a stronger return challenge.
Strengths, limits and recovery time
Her straight-set defeat to Andreeva also shows that the recent results include a clear loss, rather than only close finishes. She returns the day after facing Guo: avoiding a third set limited her workload.
- Hanyu Guoaway2:0
- Leylah Annie Fernandezhome1:2
- Mirra Andreevahome0:2
- Linda Noskovaaway2:0
- Diana Shnaiderhome2:1
Kostyuk: competitive sets, three successive defeats
A closer look at the losing sequence
Kostyuk’s last 5 matches produced 2 wins and 3 losses. Straight-set victories over Sloane Stephens and Alexandrova preceded three-set defeats to Noskova, Liudmila Samsonova and Maria Sakkari. She won a set in every match in that sequence. Her problem has therefore been converting competitive positions into completed wins, rather than a run of one-sided defeats.
Preparation and tournament incentive
Her latest listed appearance was on 13 October. That leaves a longer gap between matches than her opponent has, but does not establish a physical advantage without information about training or fitness. Kostyuk remains in contention for the WTA Finals, adding a specific qualification incentive to her Ningbo campaign.
- Maria Sakkariaway1:2
- Liudmila Samsonovahome1:2
- Linda Noskovahome1:2
- Ekaterina Alexandrovahome2:0
- Sloane Stephenshome2:0
Head-to-head: level overall, Kostyuk ahead most recently
The two recorded meetings over five years are split evenly. Alexandrova won in three sets at Portoroz in 2022; Kostyuk took their latest encounter at the 2026 US Open in straight sets. The more recent result is relevant to this matchup, but two meetings are too small a sample to establish a dependable pattern. Neither score includes individual games, so their history cannot support an average game total or a claim about tie-break frequency.
- 04.09.2026Marta Kostyuk2:0Ekaterina AlexandrovaUS Open. Women
- 12.09.2022Ekaterina Alexandrova2:1Marta KostyukWTA. Portoroz
- 10.05.2021Marta Kostyuk0:2Ekaterina AlexandrovaWTA. Rome
Match news and information gaps
The pre-match announcements confirm Alexandrova’s progression and identify her as Kostyuk’s first opponent at this tournament; no injury updates, suspensions or expert assessments are supplied.
Our Pick: Total Over (20.5)
Our bet is Total Over (20.5) at 1.61. Alexandrova has played three-set matches in a win over Diana Shnaider and a loss to Leylah Annie Fernandez. Her latest match in Ningbo ended 2:0 against Hanyu Guo, but the previous two matches showed that sustained pressure can draw her into long exchanges.
Kostyuk’s recent record is even more supportive of this total: she lost her last three matches in three sets, against Linda Noskova, Liudmila Samsonova and Maria Sakkari. She won both sets in her two preceding victories, including a 2:0 result against Alexandrova at the US Open, and has already disrupted this opponent’s rhythm. That head-to-head result supports the expectation of competitive sets rather than a one-sided rematch.
Alexandrova enters after a straight-set win, while Kostyuk has had more time since her last match and retains qualification motivation for the WTA Finals. The projected score is 2:1, with at least one set reaching a close game count and the match clearing 20.5 games.
Conclusion
Total Over (20.5) at 1.61 is the selection. Kostyuk’s three-set losses in her last three matches and Alexandrova’s three-set matches against Shnaider and Fernandez point to a competitive match rather than a short straight-set result.
FAQ
When does Ekaterina Alexandrova — Marta Kostyuk kick off?
The match starts on 21.10.2026 at 07:00 (New York), Ningbo Taishi Tennis Club (Ningbo).
What is the prediction for Ekaterina Alexandrova — Marta Kostyuk?
Our pick is Total Over (20.5) at 1.61.
Team form
- Hanyu Guoaway2:0
- Leylah Annie Fernandezhome1:2
- Mirra Andreevahome0:2
- Linda Noskovaaway2:0
- Diana Shnaiderhome2:1
- Maria Sakkariaway1:2
- Liudmila Samsonovahome1:2
- Linda Noskovahome1:2
- Ekaterina Alexandrovahome2:0
- Sloane Stephenshome2:0
Head-to-head
- 04.09.2026Marta Kostyuk2:0Ekaterina AlexandrovaUS Open. Women
- 12.09.2022Ekaterina Alexandrova2:1Marta KostyukWTA. Portoroz
- 10.05.2021Marta Kostyuk0:2Ekaterina AlexandrovaWTA. Rome
About the match
- 21 October · 07:00 New York
- Venue: Ningbo Taishi Tennis Club (Ningbo)
Odds
Odds updated 20.10 15:20
Game-total market: a narrow split
The supplied market concerns Over/Under 21.5 games, not the match winner. Over carries an estimated margin-free probability of 51.1%, against 49% for Under. Over is therefore only marginally favoured, while the movement during the past 24 hours has been towards Under. No match-winner market is provided, so neither player can be described as the bookmaker’s favourite.
A deciding set would increase the scope for a higher total, but straight-set matches can also exceed this line if the sets are close. The available results record sets rather than games: they cannot establish either player’s clearance rate at this threshold. Without hold rates, break rates or recent game scores, the totals assessment rests on match length rather than a measurable serve-and-return advantage.
Our prediction
- Market
- Total Over (20.5)
- Current odds
- 1.61
- Odds at prediction
- 1.5
- Confidence
- Our estimate
- 61%
- Market estimate
- 57%
- Stake amount
- 100 $ · 1.5
- Potential win
- 50 $
- Status
- pending
