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Expense Ratio Measures and Comparisons

Expense ratio, gross expense ratio, net expense ratio, MER, and TER comparison terms.

Expense Ratio Measures and Comparisons terms explain the explicit and embedded costs investors may pay through fund expense ratios, management fees, sales loads, redemption fees, and share classes.

Use this branch when costs or share-class design can change net return, distribution economics, adviser compensation, or the suitability of a fund wrapper.

Key Terms in This Branch

TermUse it for
Expense RatioA fund cost, compensation, share-class, or distribution term that affects investor net return.
Expense Ratio vs. MERA fund cost, compensation, share-class, or distribution term that affects investor net return.
Expense Ratio vs. TERA fund cost, compensation, share-class, or distribution term that affects investor net return.
Gross Expense RatioA fund cost, compensation, share-class, or distribution term that affects investor net return.
Net Expense RatioA fund cost, compensation, share-class, or distribution term that affects investor net return.
Total Expense Ratio (TER)A fund cost, compensation, share-class, or distribution term that affects investor net return.

What to Check

Check the prospectus or offering document, expense ratio, fee waiver, sales charge, redemption fee, 12b-1 or distribution fee, adviser compensation, and share-class eligibility.

Common Mistakes

  • Comparing gross performance without subtracting all relevant fund costs.
  • Ignoring share-class eligibility and distribution compensation.
  • Treating fee waivers as permanent without checking the document.
  • Overlooking redemption fees, sales loads, and tax drag.

This page is educational and does not recommend a specific fund, security, tax treatment, or account choice.

In this section

Choose a subsection first. Deeper term pages live inside each subsection, which keeps large topic hubs readable.

Expense Ratio

Expense ratio is the annual fund operating cost expressed as a percentage of assets, reducing investor returns.

Expense Ratio vs. MER

Expense ratio and management expense ratio compare fund cost measures, but they can differ by jurisdiction, fee scope, and reporting convention.

Expense Ratio vs. TER

Expense ratio and total expense ratio are fund-cost measures that show how operating expenses reduce investor returns.

Gross Expense Ratio

Gross expense ratio measures a fund's operating expenses before fee waivers, reimbursements, or temporary cost reductions.

Net Expense Ratio

Net expense ratio is the fund expense measure investors pay after fee waivers, reimbursements, or other expense reductions.

Total Expense Ratio (TER)

Total expense ratio shows a fund's recurring operating costs as a percentage of assets, helping investors compare fee drag across funds.

Revised on Sunday, June 21, 2026