Generated August 16, 2026.
Figures quoted in this analysis are from its generation date and may lag the live snapshot table above, which always shows the latest data.
Overview
AGG and VCIT are both bond ETFs delivering monthly income, but they track very different universes. AGG holds the full Bloomberg U.S. Aggregate Bond Index—a mix of Treasurys, investment-grade corporates, mortgage-backed securities, and other fixed-income assets. VCIT focuses exclusively on intermediate-term investment-grade corporate bonds. The key distinction: AGG is a broad market core holding; VCIT is a sector bet on corporate credit.
How they differ
AGG's $138B in AUM makes it the largest bond ETF in the U.S. and represents the entire taxable U.S. bond market. VCIT's $67.6B is substantial but half that size, and it ignores Treasurys and securitized assets entirely to concentrate on corporate bonds alone. That focus pushes VCIT's yield to 5.05% versus AGG's 4.16%—a meaningful 89-basis-point spread reflecting corporate credit premium. Both charge minimal fees (0.03% and 0.04%, respectively), but VCIT's beta of 1.07 indicates slightly more interest-rate and credit sensitivity than AGG's 0.99, meaning VCIT will amplify moves in the broader bond market.
Who each is best for
AGG: Fits investors who want a single, low-cost holding that mirrors the entire U.S. bond market and need broad diversification across asset types, durations, and credit qualities. Works well as a core fixed-income allocation.
VCIT: Fits investors seeking higher income from investment-grade corporate bonds and willing to accept greater sensitivity to corporate credit spreads and intermediate-term rate moves in exchange for yield pickup.
Key risks to know
- Corporate credit spread risk for VCIT. With no Treasury ballast, VCIT's NAV moves sharply if corporate credit spreads widen during economic stress. AGG absorbs such widening across a larger portfolio mix, dampening the impact.
- Interest-rate sensitivity difference. VCIT's beta of 1.07 versus AGG's 0.99 suggests VCIT will decline more in rising-rate environments. If intermediate-term rates rise 1%, VCIT is likely to underperform AGG by a comparable margin.
- Lack of diversification in VCIT. Holding only investment-grade corporates exposes VCIT to sector concentration risk—a sharp downturn in corporate earnings or credit conditions affects the entire fund similarly, whereas AGG's Treasurys and mortgage-backed securities provide offsetting stability.
- Reinvestment timing. Both funds distribute monthly, which can lock in higher or lower reinvestment yields depending on rate cycles. Investors using these yields for spending should monitor whether distribution amounts track underlying bond yields.
Bottom line
If you want a market-tracking core bond holding and minimal credit risk, AGG stands out—its massive scale, low cost, and broad diversification make it hard to beat. If you're willing to take on corporate credit and rate risk for an extra 89 basis points of yield, VCIT offers meaningfully higher income. Past performance does not predict future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.