Diana Shnaider defeated Petra Kvitova 6-1 4-6 6-3 in the Ningbo quarter-final on hard.
Shnaider D. came through in three sets.
Shnaider D. and Kvitova P. faced 4 of the same opponents in the last 12 months. Shnaider D. went 2–3 (40%) against them, Kvitova P. 4–1 (80%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 4 common opponents — small sample, treat as indicative.
Diana Shnaider beat Petra Kvitova 6-1 4-6 6-3. Umpiry, "Diana Shnaider vs Petra Kvitova — Ningbo Quarter-final", https://umpiry.com/match/2023-09-25/kvitova-vs-shnaider-ningbo-qf?utm_source=cite (as of 25 September 2023).