Angelique Kerber defeated Samantha Stosur 6-2 6-4 in the GER vs AUS round robin on hard. Angelique Kerber moved ahead in the head-to-head, 2–1.
Kerber A. took it in straight sets.
Kerber A. and Stosur S. faced 18 of the same opponents in the last 12 months. Kerber A. went 19–11 (63%) against them, Stosur S. 13–13 (50%). Results against comparable opponents are close (6 : 4 better-results split).
Angelique Kerber beat Samantha Stosur 6-2 6-4. Umpiry, "Angelique Kerber vs Samantha Stosur — GER vs AUS Round Robin", https://umpiry.com/match/2015-02-07/kerber-vs-stosur-ger-vs-aus-rr?utm_source=cite (as of 7 February 2015).