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MLC vs OneAnswer (OnePath)

Compare what each fund offers, then choose investment options to put their published costs and returns side by side.

By SuperGuru Group · Research checked 11 September 2026 · Historical APRA figures to 30 June 2026

MLC

Retail fund

MLC's MasterKey range includes employer, personal and Super & Pension Fundamentals accounts. The investment and insurance terms depend on which product you hold.

Membership

MasterKey Super Fundamentals is designed for individual members. Business Super is arranged through employers, and employer discounts or insurance subsidies can affect the comparison.

OneAnswer (OnePath)

Retail super and pension range

OneAnswer has a current Frontier super and pension range alongside older closed products. Investment choice is central to Frontier, and its current insurance arrangements differ from older descriptions.

Membership

Frontier accepts applications from people receiving its PDS in Australia, including applications submitted by a financial adviser. The usual minimum initial Personal Super investment is $2,000, or $1,000 with a Regular Investment Plan. Older OneAnswer Personal Super and pension products are closed to new members.

Compare fees and investment returns

Choose the actual investment pathway for each account. For lifecycle products, select the named stage relevant to you. No stage is selected automatically.

Choose an investment option to see the figures

The costs and returns belong to the selected product, option or lifecycle stage.

Source: APRA Comprehensive Product Performance Package 2026, published 28 August 2026. Fees reflect the reporting year to 30 June 2026, are net of tax, use standard arrangements and exclude member-activity fees. Dollar figures are rounded. They are not a current quote. Check the latest PDS for changes, insurance premiums and any separately charged advice.

Returns are annualised historical results. Different return bases, risk levels and periods cannot be treated as interchangeable. MySuper net returns use a $50,000 representative balance even when you change the fee balance. A lifecycle stage return does not track a person moving between stages. Missing figures mean not reported, not zero. Past returns do not predict future returns. Read our method and APRA's definitions.

How the products differ

MLC and OneAnswer (OnePath): product features and conditions
What to compareMLCOneAnswer (OnePath)
Membership and access

MasterKey Super Fundamentals is designed for individual members. Business Super is arranged through employers, and employer discounts or insurance subsidies can affect the comparison.

Sources24

Frontier accepts applications from people receiving its PDS in Australia, including applications submitted by a financial adviser. The usual minimum initial Personal Super investment is $2,000, or $1,000 with a Regular Investment Plan. Older OneAnswer Personal Super and pension products are closed to new members.

Sources124
Accounts and products

MLC MasterKey products in MLC Super Fund. Expand, Plum and NAB-specific plans are separate product propositions.

MLC MasterKey Business Super

MLC MasterKey Personal Super

MLC MasterKey Super and Pension Fundamentals

MLC MySuper

Sources17

OneAnswer Frontier Personal Super and Pension, with separate notes for closed OneAnswer Personal Super and pension accounts. ANZ Smart Choice and Grow Wrap are outside this profile's numerical scope.

OneAnswer Frontier Personal Super

OneAnswer Frontier Pension

OneAnswer Frontier transition-to-retirement pension

Closed OneAnswer Personal Super, Allocated Pension and Term Allocated Pension accounts

Sources14
Investment choices

MLC MySuper for eligible MasterKey Business and Personal Super members; check the selected investment in Fundamentals.

MasterKey Super Fundamentals offers ready-made choices, lower-cost and socially responsible portfolios, plus asset-class options for a member-built portfolio. MLC MySuper invests across mainstream asset classes with some private and alternative assets and uses active and passive managers.

Sources23

Frontier requires the applicant to select investment options. The trustee will not choose one and cannot proceed with an application that lacks a selection. ANZ Smart Choice MySuper figures reported under the same historical legal fund are not OneAnswer defaults.

The range includes diversified and single-sector managed funds, OneAnswer index funds, MultiSeries portfolios combining active and passive investments, and ANZ Term Deposits. Auto-rebalancing and dollar-cost-averaging facilities can help administer a chosen mix, but they cannot be used together and do not apply to term deposits. Check the current investment guide and product notices for closures or strategy changes.

Sources126
Insurance

The insurance offer differs between Business, Personal and Fundamentals accounts. Business and Personal Super can include both an insurer premium and an insurance administration fee; Fundamentals insurance charges consist of the insurer premium. Check the applicable guide rather than assuming all MLC insurance is priced the same way.

Sources47

The current Additional Information Guide says insurance is not available directly through Frontier Personal Super. A separate risk-only super insurance product may be payable using the Frontier account, with advice about the arrangement. An October 2025 notice removed OneCare Super references from the new-member documents. Existing members should check their actual policy and account, especially where an older OneAnswer product still holds group cover.

Sources245
Retirement income

MasterKey Pension Fundamentals provides account-based and transition-to-retirement pension pathways. A member can assess the pension menu as part of planning a move into retirement, but the pension fee schedule must be checked separately.

Sources67

Frontier Pension offers an account-based pension and a transition-to-retirement pension. The initial pension minimum is $20,000. Payment choices include monthly, quarterly, half-yearly and annual intervals. An existing Term Allocated Pension is a different product with its own payment and withdrawal restrictions; it should not be treated as an ordinary Frontier pension.

Sources24
Advice and support

Members can use MLC without a financial adviser. If they engage an adviser, fees for super-related advice may be deducted with consent and subject to product rules. Advice fees should be included in the overall cost of an advised arrangement.

Sources4

The product is designed to support an investment portfolio chosen with a financial adviser. An Adviser Service Fee is negotiated separately. Ask for the services and their cost in writing, including what happens to the investment strategy if ongoing advice ends.

Sources23
Fee details to check

An employer may have negotiated reduced fees, shown in the plan's Features At A Glance document. Changes from 1 April 2026 removed the insurance-fee cap for affected Business and Personal Super members and reduced the cap on the percentage administration fee. These are distinct changes: lower administration fees do not necessarily mean a lower total cost for an insured member.

Sources45

The December 2025 fee guide lists a $135.29 annual Member Fee for Personal Super and TTR accounts below the qualifying $50,000 balance, equivalent to $115 after the stated tax benefit. The ordinary pension Member Fee is $115. ANZ Term Deposits and ANZ Cash Advantage have special exclusions, and eligible linked Frontier accounts can request a waiver. A waived Member Fee does not remove investment costs: the selected fund's Ongoing Fee, other investment and transaction costs, any levies or expense recoveries, and advice still need to be included. Some June 2026 APRA externally directed OneAnswer rows contain zero total-cost entries at higher balances that conflict with the fee guide. Those entries should not be interpreted as a free investment account.

Sources37
Comparing investment performance

Compare the exact MySuper portfolio or chosen MasterKey investment. Age and product matter, and a return from one underlying fund is not the return from an entire member account after every administration, insurance and advice charge.

Show the MasterKey product name and employer discount assumptions.

Separate insurance premium, insurance administration charge and adviser fee where relevant.

Sources1234567

Use the exact Frontier investment option, dates and return basis. The legal fund's historical reporting also includes other brands, so its overall result is not a OneAnswer portfolio return. Some options are trustee-directed and receive performance-test results; other externally directed options have no result in the package. An absent test result does not mean a pass or failure.

Only OneAnswer Frontier Personal Super pathways are matched to this profile's APRA table.

June 2026 figures retain Retirement Portfolio Service ABN 61808189263. They must not be relabelled as current ANZ Smart Choice data after a later transfer.

The OneAnswer Investment Portfolio is an investment product outside super and is excluded from this comparison.

Sources7

THE SUPERGURU VIEW

Our take on MLC

Editorial assessment

MLC deserves an account-level review rather than a verdict based on the brand. The breadth of investments can help someone with a deliberate portfolio, while a workplace subsidy may change the price materially. For current members, the 2026 insurance-fee-cap change is a practical reason to check the statement.

Who might put it on their shortlist

  • Employees assessing negotiated MasterKey plan benefits.
  • People who want access to multiple investment managers through a super product.
  • Members using an adviser and willing to compare the full product-plus-advice cost.

What deserves a closer look

  • The removal of an insurance-fee cap can increase charges for affected members even where the administration cap falls.
  • A large investment menu is useful only if there is a reason for the investments selected.
  • MLC MasterKey, Plum and Expand must not inherit one another's fees, test outcomes or insurance terms.

Sources5

Based on the cited product features. These are general reasons to investigate the fund, not a personal recommendation. Supporting sources.

THE SUPERGURU VIEW

Our take on OneAnswer (OnePath)

Editorial assessment

OneAnswer is most useful to assess with the account name and investment list already in front of you. Frontier can accommodate an advised portfolio or a simpler index holding, but there is no default allocation to make that decision for you. For an existing member, the practical questions are what the full account costs, how insurance is arranged, and whether an older product has features a transfer would surrender.

Who might put it on their shortlist

  • People who want to choose managed investments within a super account, with a clear plan for their asset allocation.
  • Existing OneAnswer members comparing their exact legacy or Frontier terms before making a change.
  • Eligible members who want a pension offering connected to the Frontier investment range.

What deserves a closer look

  • Confirm the full product name. Frontier, older OneAnswer accounts, ANZ Smart Choice and Grow Wrap are not interchangeable.
  • A Member Fee waiver affects one charge; it does not establish a zero total cost.
  • Direct insurance is not part of the current Frontier offer. Confirm any separate insurance arrangement before moving an existing balance.
  • Current product updates can change a fund's name, strategy or availability; a saved investment list may be stale.

Sources356

Based on the cited product features. These are general reasons to investigate the fund, not a personal recommendation. Supporting sources.

Before choosing between MLC and OneAnswer (OnePath)

Use the membership rules to establish which accounts are available to you. Then compare the total price of the investment option and cover you need. A lower fee or higher historical return alone does not tell you which fund is suitable.

Ask both funds to confirm insurance acceptance, exclusions, waiting periods and whether cover would change when you leave your employer. Obtain advice before giving up a defined benefit or an insurance policy you may not be able to replace. ASIC Moneysmart explains the comparison checks.

Read the full MLC profile · Read the full OneAnswer (OnePath) profile · Choose another comparison