Coles Mobile SIM 365 Day, 60GB $99 @ Coles (Was $120) Starts Wed
Unlimited talk/text to the following 15 countries - Canada, mainland China, France, Hong Kong, India, Indonesia, Ireland, Japan, Malaysia, New Zealand, Singapore, South Korea, Thailand, United Kingdom, United States.
Rollover up to 50GB when you recharge before expiry or when you maintain an active AutoRecharge. Critical Information Summary
https://www.amaysim.com.au/plans/long-expiry-plans/unlimited…
This is a better deal imho if you don't need international calling. Amaysim uses optus' full 4g network from my understanding and I've found it to be superior to Coles where I live in Metro melb.