Seems like a decent deal. $299 on Optus page. Maybe can 5% discount if pricematch at Officeworks and they have stock?
From Target page:
155.9 x 75.4 x 8.1mm
Qualcomm octo-core processor
Android 8.1 operating system
64GB memory expandable up to 256GB on micro SD
6.2' HD+ display Waterdrop screen
Rear facing camera: 13MP + 2MP dual camera
Front facing camera: 16MP
Video camera: 1080p/720p30fps
Bluetooth
WiFi
FM radio
4G network
Is it dual sim?