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Free Fee Calculator

Index Fund Fee Calculator – The True Cost of Expense Ratios

Even a small difference in expense ratios can cost you tens of thousands of dollars over time. See exactly how much fund fees are eating into your returns.

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Low-Fee Portfolio
High-Fee Portfolio
Total Fees Cost You
Low-Fee vs. High-Fee Fund Growth
Year-by-Year Breakdown
YearLow-Fee ValueHigh-Fee ValueFee Drag
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Why Expense Ratios Matter So Much

An expense ratio is the annual fee a fund charges as a percentage of your investment. It sounds small — 0.03% vs 1.00% — but compounded over decades on a large portfolio, the difference is enormous.

A 1% annual fee on a $500,000 portfolio is $5,000 per year — and that $5,000 doesn't compound for you. Over 30 years, the difference between a 0.03% fee fund and a 1% fee fund can easily exceed $200,000 on a moderate investment.

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Index Funds Win on Fees

Vanguard VOO charges 0.03%. Many actively managed funds charge 0.5–1.5%. The low-cost index fund keeps more of your money compounding.

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Active vs. Passive

Research shows most actively managed funds underperform their benchmark index after fees over long periods. Lower costs are a guaranteed advantage.

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Hidden Costs

Beyond expense ratios, watch for sales loads (front/back-end fees), 12b-1 fees, and trading costs — all of which reduce your net return.

Disclaimer: For educational purposes only. Not financial advice.

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Frequently Asked Questions

For broad market index funds, an expense ratio under 0.10% is excellent. Vanguard, Fidelity, and Schwab offer funds with fees as low as 0.00%–0.05%. Anything above 0.5% warrants careful scrutiny — you need to ask whether the fund's strategy justifies the extra cost.
Occasionally, but rarely consistently. Studies by S&P (SPIVA reports) show that over 15–20 year periods, more than 90% of actively managed funds underperform their benchmark index after fees. A few managers do beat the market, but identifying them in advance is extremely difficult.
Expense ratios are not a separate charge you pay directly. They're deducted automatically from the fund's assets, which slightly reduces the fund's net asset value (NAV) each day. You never see a bill — but the drag on performance is real and compounds over time.
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