Sydney Mobile phone

You can buy a SIM card for about A$3.76, which includes 1 GB of data plan. You can choose from 3 telecoms: Optus, Telstra or Vodafone.

Australia uses GSM mobile networks .

If you don't want to buy SIM card in Australia upon arrival, make sure to check the roaming charges with your telecom provider before your departure so there are no surprises when you return home.

Common data package size in GB (Gigabyte) and it's price, common carriers and network capabilities.