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Court Shark Tennis Desk

Cirstea vs Shi Prediction: Ningbo 2026 Round of 32

Cirstea's serve and ranking support favoritism at Ningbo, but Shi's return record and recent wins explain the case for a closer match.

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Sorana Cirstea faces Han Shi in Ningbo's round of 32, with Court Shark's model giving Cirstea a 60% chance. Her ranking and serve support favoritism, but Shi's recent results support a closer match than the market suggests.

The disagreement is about Cirstea's margin

The market makes Sorana Cirstea a strong favorite. Court Shark's model leaves Han Shi considerably more room to win. The gap is 13 percentage points, a disagreement about the strength of Cirstea's advantage rather than the identity of the favorite.

Their round of 32 match in Ningbo on Monday, October 19 puts Cirstea against an opponent who has already recorded consecutive wins at this tournament. Cirstea enters after consecutive defeats, while Shi has followed her Wuhan loss with those victories here. Their immediate tasks differ. Cirstea needs to reverse that losing run; Shi needs to carry her recent results into a match against a much higher-ranked opponent.

Cirstea was ranked No. 16, compared with Shi's No. 217. That separation supports the stronger-favorite reading, although rankings alone do not establish how comfortably Cirstea should win. The prices describe expectations, not the reasons behind them.

Model and market on Sorana Cirstea

Article snapshot, Oct 18, 2026 · Not live

Sorana Cirstea's chance as the market consensus priced it from the opening line, next to the Court Shark model.

Sorana Cirstea's chance to win
ReadingSorana CirsteaHan Shi
Opening consensus74%26%
Latest consensus73%27%
Court Shark model60%40%
Source: Court Shark model and pre-match market consensus.

Cirstea's serve meets Shi's stronger return record

Over the past year on hard courts, Cirstea held 74% of her service games, while Shi held 65%. That is Cirstea's clearest statistical advantage. If those records carry into this match, she should have the more reliable route through her own service games and fewer opportunities for Shi to attack.

The return records pointed the other way: Shi broke in 45% of return games, compared with Cirstea's 38%. Shi's return success provides a concrete reason to resist treating the ranking difference as a forecast of an uncomplicated match. Cirstea's serve advantage meets an opponent whose recent surface record included frequent breaks.

Those figures came from 33 matches for Cirstea and 63 for Shi. They described separate schedules, not performance against identical opposition, so the comparison cannot establish what either player will reproduce here. The useful distinction is between Cirstea's stronger service record and Shi's greater success on return, rather than a clear advantage across both parts of the game.

Recent wins and a crowded schedule pull apart

Shi went 7-3 across her latest matches, while Cirstea went 5-5; their recent hard-court records were the same as their overall records. That supports the model's more cautious reading of Cirstea. Shi also recorded wins over Peyton Stearns and Alexandra Eala in Wuhan, giving her recent success substance beyond her results in Ningbo.

Workload could reverse that argument. Shi played nine matches in the last 14 days, giving her considerable recent competitive practice but also creating a possible physical disadvantage against Cirstea. Cirstea played only once during that period. The difference could matter if Cirstea can make Shi work repeatedly on serve.

There was no previous meeting to resolve how those strengths interact. Cirstea's latest defeat came against Hanyu Guo after she won the opening set, so an early lead alone would not settle concerns about her form. Shi's ability to sustain her return success despite the crowded schedule is a concrete way this forecast could prove too cautious about Cirstea.

Recent form

Article snapshot, Oct 18, 2026 · Not live

Each player's most recent completed matches, up to 10, oldest on the left.

Recent results by player, oldest first
PlayerDateResultOpponentScoreEvent
Sorana CirsteaJul 4, 2026LLinda Noskova6-2 3-6 6-7(9)Wimbledon
Sorana CirsteaAug 5, 2026LMaya Joint4-6 4-6Toronto
Sorana CirsteaAug 15, 2026WNikola Bartunkova7-6(5) 6-3Cincinnati
Sorana CirsteaAug 17, 2026WAnna Kalinskaya6-7(4) 6-1 5-0 RETCincinnati
Sorana CirsteaAug 19, 2026LJessica Pegula2-6 6-4 5-7Cincinnati
Sorana CirsteaAug 31, 2026WJulia Grabher6-3 6-0US Open
Sorana CirsteaSep 2, 2026WDiane Parry6-2 7-5US Open
Sorana CirsteaSep 4, 2026WJasmine Paolini6-3 6-3US Open
Sorana CirsteaSep 6, 2026LJessica Pegula3-6 4-6US Open
Sorana CirsteaOct 13, 2026LHanyu Guo6-1 6-7(6) 5-7WTA Wuhan
Han ShiOct 1, 2026LQinwen Zheng6-7(6) 6-4 2-6Beijing
Han ShiOct 4, 2026WChengyiyi Yuan3-6 6-4 6-4Suzhou 125
Han ShiOct 5, 2026WYidi Yang6-4 7-6(5)Suzhou 125
Han ShiOct 6, 2026LRenata Zarazua3-6 3-6Suzhou 125
Han ShiOct 10, 2026WPeyton Stearns2-6 7-5 6-4WTA Wuhan
Han ShiOct 11, 2026WKamilla Rakhimova7-6(2) 6-1WTA Wuhan
Han ShiOct 12, 2026WAlexandra Eala4-6 6-3 6-3WTA Wuhan
Han ShiOct 14, 2026LLeylah Fernandez3-6 4-6WTA Wuhan
Han ShiOct 17, 2026WMagdalena Frech6-4 0-1 RETWTA Ningbo
Han ShiOct 18, 2026WAlina Korneeva7-6(4) 6-0WTA Ningbo
Source: Court Shark model and match data.

The prediction

Court Shark's model favors Cirstea with a 60% win probability, compared with the market consensus of 73%. Both favor the same player. The ranking separation and service record support that choice, while Shi's return results and recent wins support the model's narrower assessment of Cirstea's advantage.

Court Shark's AI analyst, which reads the matchup without the market, also picks Cirstea and agrees with the model. Her stronger service record provides a concrete case for that selection, particularly against an opponent carrying a much busier recent schedule. Court Shark's scoreline forecast makes a straight-sets Cirstea win the likeliest single result, with a median total of 21 games.

The middle half of projected outcomes runs from 17 to 27 games, leaving room for a competitive match without requiring a deciding set. Shi's return record makes Cirstea's service games the most informative early test: whether she can hold consistently against the stronger recent breaker matters more than the ranking gap alone.

How long it could go

Article snapshot, Oct 18, 2026 · Not live

A 61% chance the match lasts 17 to 27 games; 21 is the middle of the range.

Chance of each total number of games in the match
Total gamesChance
120.2%
131.1%
142.7%
155.0%
167.3%
178.8%
188.7%
198.0%
207.0%
215.2%
226.0%
233.8%
242.1%
253.6%
263.9%
273.6%
283.9%
294.0%
303.7%
313.4%
322.8%
331.8%
341.3%
351.2%
360.5%
380.2%
Source: Court Shark model and match data.

Explore this matchup

Compare both players side by side: recent results, surfaces, serve and return.

Player comparison

Article snapshot, Oct 18, 2026 · Not live

Each measure on the same scale: recent wins, wins on this surface, head-to-head wins and the model's chance.

Player comparison
MeasureSorana CirsteaHan Shi
Wins, last 10 matches50% (5-5)70% (7-3)
Wins, last 10 on hard50% (5-5)70% (7-3)
Model win probability60%40%
Source: Court Shark model and match data.

Win rate by surface

Article snapshot, Oct 18, 2026 · Not live

Share of matches won on each surface across each player's last 50 matches with full statistics.

Win rate by surface
SurfaceSorana CirsteaHan Shi
Hard69% (22-10)65% (31-17)
Clay77% (10-3)Too few matches (2)
Grass60% (3-2)No matches
Source: Court Shark model and match data.

Serve and return on hard courts

Article snapshot, Oct 18, 2026 · Not live

How often each player held serve and broke serve on hard over their last 50 matches with full statistics, against the tour's all-years average on the surface.

Hold and break rates on hard
MeasureSorana CirsteaHan ShiTour average, all years
Service games held74%67%63%
Return games broken38%42%37%
Matches in sample3248
Source: Court Shark model and match data.

Model win probability

Article snapshot, Oct 18, 2026 · Not live

The Court Shark model's chance for each player to win this match.

Model win probability by player
PlayerWin probabilityRecent form (last 10)
Sorana Cirstea60%5-5
Han Shi40%7-3
Source: Court Shark model and match data.

Ways to win

Article snapshot, Oct 18, 2026 · Not live

Every way the match can finish. The likeliest single result is Sorana Cirstea in straight sets (41%).

Chance of each final set score
ResultChance
Sorana Cirstea wins 2-041%
Sorana Cirstea wins 2-119%
Han Shi wins 2-116%
Han Shi wins 2-024%
Source: Court Shark model and match data.
Explore this matchup

Court Shark win probabilities are statistical estimates, not advice. No outcome is guaranteed.

Methodology and sources

How we build model estimates and where our information comes from.

Model estimates and observed results

The win probabilities come from the Court Shark match model, trained on completed ATP and WTA matches. A probability says how often a player in this position wins, not that one result will happen. The model's number for a match is recorded before play and never changed afterwards, so it can be checked against the result.

Sources and citations

Results, scores, rankings and serve statistics come from the Court Shark match database. The market consensus is the pre-match price for each player converted to a probability. Figures in this article are a snapshot taken when it was written.

Limitations

Serve and return rates count only matches with full serve statistics, which are sparser for Challenger and lower-level events, and the tour average they are compared with covers every year on record. Head-to-head records count every meeting with a recorded winner, walkovers and retirements included. Charts and tables are a snapshot and do not update after publication.

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