Venus Williams booked a date in the WTA Bank of the West quarter-finals with Russian star Maria Sharapova by matching top-seeded sister Serena with a straight-set triumph on Thursday.

Second-seeded Venus defeated Russia's Alla Kudryavtseva 6-1, 7-5 while Serena fired 10 aces to oust Hungary's Melinda Czink 6-3, 7-6 (9/7) in second-round matches at the $7,00,000 hardcourt tournament.