It's also important to consider what you're investing in to evaluate what would be a good rate of return. The following table shows compound annual growth rates (CAGR) -- rates of return that ...
For example, suppose you invested $5,000 annually in your 401(k) and earned 7% average annual returns. Paying a 0.5% fee vs. a 0.25% fee would reduce your returns by nearly $20,000 after 30 years.