Maria Sharapova will face Eugenie Bouchard in the Australian Open quarter final after the pair won in contrasting styles on Sunday, 25 January.
Canada’s Bouchard, the seventh seed, lost five straight games but recovered to beat Irina-Camelia Begu 6-1 5-7 5-2.
BBCsport reports that Russian second seed Sharapova was a more convincing 6-3 6-0 winner over Shuai Peng of China.
In the Men’s Singles, Rafael Nadal saved six set points in the first set before beating South Africa’s Kevin Anderson 7-5 6-1 6-4.
Andy Murray and Australians Nick Kyrgios and Bernard Tomic are in action later on day seven.