Defined benefit - DB plans have wound down since 1990s — generally only available in Government Superannuation and for private sector employees who have remained with employers since 1990.
Defined contribution - vast majority of funds are defined contribution.
Industry Funds - operators not for profit
Government Superannuation - funded through a statutory 'Future Fund' (Commonwealth) and State-based funding arrangements.
Corporate Superannuation - operators for profit but arranged by private sector corporates for employees. Operators need to be approved by the Australian Prudential Regulatory Authority and as a result are third party specialist superannuation operators who provide sub-plans for each employer.
Retail Funds - operators for profit in the mass retail market.
Self-Managed Superannuation - limited to 6 members