Compare Two Fee Levels
Results update as you move the sliders
Starting investment
$10,000
How much you invest at the start
Monthly contribution
$200
How much you add each month, before fees
Expected annual return, before fees
8%
Gross market return, before either fee is deducted
Fund A fee (low cost)
0.05%
Index ETF 0.03%
Passive Fund 0.20%
Fund B fee (higher cost)
1%
Active Fund 0.60%
Robo-Advisor 1.0%
Human Advisor 1.5%
Time horizon
30 years
How long this money stays invested
Fund A, low fee
$0
ending portfolio value
Fund B, higher fee
$0
ending portfolio value
Total cost of the higher fee
$0
less wealth over 30 years, from the fee difference alone
Where Fund B's growth actually went0% lost to fees
Kept by youLost to fees
Fund A total fees paid
$0
over the full period
Fund B total fees paid
$0
over the full period
Fee difference, annually
$0
just in year one
Fund A vs Fund B — the widening gap
Fund A, low fee
Fund B, higher fee
Lost to fees
| Year | Fund A Value | Fund B Value | Lost to Fee Gap | % of Fund A Lost |
|---|
Understanding fee drag
Why a 1% fee costs you far more than 1% of your balance
An expense ratio or advisor fee is charged as a small percentage of your balance, deducted quietly, usually daily, before you ever see a statement. On its own that sounds minor. The problem is what that fee actually removes: not just this year's dollar amount, but every year of compounding that dollar would have earned for the rest of your investing life.
This is the opportunity cost of fees, and it is the real number that matters. A dollar paid in fees in year one is not just one dollar gone. It is one dollar, plus every year of growth that dollar would have generated for decades afterward. That is why the gap between a low-fee and high-fee portfolio does not grow at a steady pace, it accelerates, the same way compound growth itself accelerates.
Market returns are uncertain and outside your control. Fees are disclosed, predictable, and one of the only things about investing you can actually choose in advance.
What is an expense ratio?
The annual fee a fund charges to manage your money, shown as a percentage of your investment. It is deducted automatically from the fund's value, you never receive a separate bill. A 0.50% expense ratio on $10,000 costs about $50 that year, quietly reducing your return before you see it.
The opportunity cost
You do not just lose the fee itself, you lose the compound growth that money would have produced every year after. This is why a 1% annual fee can consume 20% or more of your total ending wealth over a 30-year horizon, far more than 1% of any single year's balance.
Active vs. passive
Very few actively managed funds outperform their benchmark index consistently enough, over 15 or more years, to justify fees above roughly 0.50%. Passive index funds cost less largely because there is no manager trying, and often failing, to beat the market.
Fee benchmarks
What different investment vehicles typically charge
| Vehicle | Typical Fee Range | Notes |
|---|---|---|
| Index ETF | 0.03% – 0.20% | Lowest cost, tracks a market index passively |
| Passive Mutual Fund | 0.10% – 0.30% | Similar to index ETFs, slightly higher on average |
| Active Mutual Fund | 0.50% – 1.00% | A manager actively picks holdings, higher cost |
| Robo-Advisor | 0.25% – 0.50% | Automated portfolio management and rebalancing |
| Human Financial Advisor | 1.00% – 2.00% | Often charged as a percentage of assets under management |
Frequently asked questions
What people ask about investment fees
What counts as a good expense ratio?
For a passive index fund, under 0.20% is excellent, and many broad market ETFs now charge 0.03% to 0.10%. For an actively managed fund, under 0.75% is reasonable. Anything above 1.5% deserves real scrutiny, ask what you are actually getting in exchange for that extra cost.
Why does a 1% fee cost so much more than 1% of my balance over time?
Because the fee is charged every single year, and each dollar it removes also removes every future year of compounding that dollar would have earned. A 1% annual fee compounding against you for 30 years does not cost 30%, it typically costs considerably more than that, since the growth being lost is itself growing.
Are advisor fees ever worth paying?
They can be, if you are genuinely getting value beyond investment selection, tax planning, estate guidance, or behavioral coaching that keeps you from making costly mistakes during downturns. The question is not whether an advisor fee is inherently bad, it is whether the specific value you receive is worth the specific cost.
Does this calculator account for taxes?
No, this tool isolates the impact of fees alone, assuming identical gross returns before fees for both funds. Taxes are a separate factor that depends heavily on your account type and personal situation, and are not included in this comparison.
Where do I find my own fund's expense ratio?
Check the fund's prospectus, available on the fund provider's website, or look up the fund's summary page through your broker or retirement plan provider. It is usually listed clearly as the "expense ratio" or "net expense ratio."
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