The iShares National Muni Bond ETF (MUB) and iShares 3-7 Year Treasury Bond ETF (IEI) offer distinct investment profiles for fixed income investors, with MUB focusing on municipal bonds and IEI on intermediate-term U.S. Treasuries. MUB provides a broader mix of investment-grade municipal bonds, appealing to those seeking tax-exempt income, while IEI targets safety and stability through its concentrated portfolio of government securities.

From a financial markets perspective, MUB’s lower expense ratio and higher assets under management ($42.6 billion) make it an attractive option for high-income investors, despite its greater volatility. In contrast, IEI, with a higher expense ratio, offers a slightly better yield but is designed for those prioritizing low risk and stability, particularly in high-tax states where its interest is exempt from state and local taxes.

Ultimately, the choice between MUB and IEI hinges on individual investment goals: MUB suits high-income investors looking for tax advantages, while IEI is better for those valuing safety and lower volatility.

Source: fool.com