It can be worth bringing a lot of the electrical goods you mention - especially even the firdge and microwave.
This article gives a lot more information of what electrical appliances are worth taking from the UK to Australia.
Whilst the cost difference is not as big as it used to be, it's still cheaper shipping your goods than having to replac ethem all.
https://blog.pssremovals.com/using-uk-electricals-in-australia/