Still 10 x A330 due back from Jetstar, at least half of which started in Qantas colours originally.
oldmate,
Think there are also 15 747s still operating (6 ERs and 9 regulars)
Although only 9 (all 6 ERs and 3 regulars) have been renovated to the new SkyBedII config. The other 6 get retired as the A330s come back.
438 ,
Inclined to agree with you that the 320/321neo are likely to be the better choice for the narrowbody due to the issues that Boeing has with engines given wing height