BRISBANE: Australia won the second successive Twenty20 match by six wickets to secure the series 2-0 against South Africa here on Tuesday.

Batting first, South Africa made 157 runs for the loss of five wickets in 20 overs.

JP Duminy top-scored with 69.

Australia chased the target in 18.5 overs for the loss of four wickets.

Their main scorers were Mike Hussey (53), Craig White (40 not out) and Ricky Ponting (38).