A defiant South Africa only allowed the Aussies to take six final-day wickets as they showed considerable fight on day five at the SCG.
Australia opener Usman Khawaja has continued his remarkable recent run of form at the SCG.
Half-centuries from Khawaja, Labuschagne put Australia in comfortable position at SCG on Wednesday.
Mitchell Starc continued to battle through injury while the visitors donated further run outs
Carey score ton after David Warner took the honours on the second day with his double hundred, Alex Carey played a memorable inning
David Warner scores double century in 100th Test puts South Africa to the sword on sweltering day.
Cameron Green fifer helps Australia end first day of 2nd Test against South Africa on a high.
Australia defeat South Africa to close in on World Test Championship final.
After 13 wickets had fallen for just 177 runs on a bowler-dominated day one, Travis Head scores an emphatic unbeaten 78.
South Africa announce 16-player squad for three-match Test series against Australia.