Vanguard Total Bond Market ETF (NASDAQ:BND) offers broad exposure to taxable investment-grade bonds at a lower cost, while iShares National Muni Bond ETF (NYSEMKT:MUB) focuses on tax-exempt income with historically lower volatility.<\/p>\n
Fixed-income investors often choose between taxable and tax-exempt strategies to manage risk and income. This comparison evaluates how BND, a massive aggregate bond fund, matches up against MUB, a leading municipal bond fund, regarding costs, returns, and portfolio composition.<\/p>\n
Snapshot (cost & size) <\/p>\n
Metric<\/p>\n
MUB<\/p>\n
BND<\/p>\n
Issuer<\/p>\n
iShares<\/p>\n
Vanguard<\/p>\n
Expense ratio<\/p>\n
0.05%<\/p>\n
0.03%<\/p>\n
1-yr return (as of June 8, 2026)<\/p>\n
7.00%<\/p>\n
4.90%<\/p>\n
Dividend yield<\/p>\n
3.20%<\/p>\n
4.00%<\/p>\n
Beta<\/p>\n
0.90<\/p>\n
0.25<\/p>\n
AUM<\/p>\n
$44.94 billion<\/p>\n
$394.43 billion<\/p>\n
Beta measures price volatility relative to the S&P 500; beta is calculated from five-year monthly returns. The 1-yr return represents total return over the trailing 12\u00a0months. Dividend yield is the trailing-12-month distribution yield.<\/p>\n
The Vanguard fund is the more affordable option with its 0.03% expense ratio. While its 4.00% dividend yield is higher than the 3.20% offered by the iShares fund, investors may want to consider the tax-exempt status of municipal bond payouts.<\/p>\n
Performance & risk comparison <\/p>\n
Metric<\/p>\n
MUB<\/p>\n
BND<\/p>\n
Max drawdown (5 yr)<\/p>\n
(11.90%)<\/p>\n
(17.90%)<\/p>\n
Growth of $1,000 over 5 years (total return)<\/p>\n
$1,039<\/p>\n
$998<\/p>\n
What’s inside <\/p>\n
Vanguard Total Bond Market ETF (NASDAQ:BND) provides extensive exposure to the U.S. domestic, taxable, investment-grade fixed-income market. Its portfolio is highly diversified across 346 holdings, where no single position exceeds 0.48% of the total assets under management (AUM). It serves as a broad tool for portfolio diversification, primarily holding government and corporate bonds while excluding inflation-protected or tax-exempt securities.<\/p>\n
iShares National Muni Bond ETF (NYSEMKT:MUB) is designed to replicate the performance of high-quality municipal bonds issued across the United States. Also launched in 2007, the iShares fund has a trailing-12-month dividend of $3.40 per share. Unlike BND, it focuses on tax-exempt income, which often appeals to investors in higher tax brackets.<\/p>\n
For more guidance on ETF investing, check out the full guide at this link<\/a>.<\/p>\n What this means for investors <\/p>\n For bond investors, a higher stated yield does not always translate into more after-tax income. This is a key consideration when comparing the Vanguard Total Bond Market ETF, which provides broad taxable bond exposure, with the iShares National Muni Bond ETF, which offers federally tax-exempt municipal income.<\/p>\n BND is a core taxable bond fund with exposure to Treasuries, agency mortgage-backed securities, and investment-grade corporate bonds, offering broad access to the taxable investment-grade bond market in a single low-cost ETF. In contrast, MUB holds investment-grade municipal bonds, appealing primarily through federally tax-exempt income rather than a high stated yield. For investors in higher tax brackets, MUB\u2019s tax treatment can make its lower yield more attractive on an after-tax basis.<\/p>\n The appropriate choice between the two ETFs depends on the account type and the intended role of the bond allocation. BND is often better suited for tax-advantaged accounts or portfolios seeking broad taxable bond exposure. MUB is typically more relevant in taxable accounts for investors who prioritize federally tax-exempt income and are comfortable with municipal credit and duration risk. Both funds carry interest-rate risk, and the main difference falls between broad taxable bond exposure and tax-exempt municipal income.<\/p>\n Should you buy stock in Vanguard Total Bond Market ETF right now? <\/p>\n Before you buy stock in\u00a0Vanguard Total Bond Market ETF, consider this:<\/p>\n The Motley Fool\u00a0Stock Advisor\u00a0analyst team just identified what they believe are the\u00a010 best stocks<\/a>\u00a0for investors to buy now\u2026 and\u00a0Vanguard Total Bond Market ETF\u00a0wasn\u2019t one of them.\u00a0The 10 stocks that made the cut are built for long-term growth and could produce monster returns in the coming years.<\/p>\n Consider when\u00a0Netflix\u00a0made this list on December 17, 2004… if you invested $1,000 at the time of our recommendation,\u00a0you\u2019d have $433,268!*\u00a0Or\u00a0when\u00a0Nvidia\u00a0made this list on April 15, 2005… if you invested $1,000 at the time of our recommendation,\u00a0you\u2019d have $1,259,391!*<\/p>\n That performance is why people listen. With a track record of\u00a0beating the S&P 500 by nearly 5x,\u00a0Stock Advisor\u00a0offers a distinct advantage. Don’t miss the latest top 10 list, available with\u00a0Stock Advisor, and join an investing community built for the long haul.<\/p>\n See the 10 stocks \u00bb<\/a><\/p>\n *Stock Advisor returns as of June 13, 2026. <\/p>\n Eric Trie<\/a> has no position in any of the stocks mentioned. The Motley Fool has positions in and recommends Vanguard Total Bond Market ETF. The Motley Fool has a disclosure policy<\/a>.<\/p>\n