https://www.racv.com.au/royalauto/transport/cars/australian-...
Top 10 selling car models in 2023
Ford Ranger – 63,356
Toyota Hilux – 61,111
Isuzu Ute D-Max – 31,202
Toyota RAV4 – 29,627
MG ZS – 29,258
Tesla Model Y – 28,769
Toyota Landcruiser – 26,449
Mitsubishi Outlander – 24,263
Mazda CX-5 – 23,083
Hyundai Tucson – 21,224
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Top three are Ute's, 4th/5th place SUV's and the others are all large cars.
You do see smaller cars like Corolla's (I own one) or Hyundai i30's as you say but the numbers above say they are not as popular as larger cars, and I agree from observations when you compare to somewhere like Europe.