Generated June 2026 from current fund data.
Overview
SCHB and VOO are both low-cost, passively managed U.S. equity ETFs designed to track broad market indexes. The key difference is scope: SCHB targets the entire U.S. stock market via the Dow Jones Broad Stock Market Index (roughly 3,500 stocks), while VOO tracks only the S&P 500's 500 largest companies. This makes SCHB a true total-market fund and VOO a large-cap core holding.
How they differ
SCHB's biggest distinction is its exposure breadth. It includes mid-cap and small-cap stocks alongside large-caps, whereas VOO is capped at the 500 largest firms, meaning it excludes roughly 2,000 mid and small-cap names that SCHB holds. Both charge an identical 0.03% expense ratio, so cost is a complete wash.
On yield, the gap is negligible: SCHB distributes 1.06% annually while VOO yields 1.11%, a difference of just 5 basis points. Both pay quarterly. VOO has substantially larger assets under management at $1033B compared to SCHB's $42.3B, a 24-fold difference that translates to tighter bid-ask spreads and deeper liquidity for VOO. SCHB's beta of 1.04 is marginally higher than VOO's 1.0, reflecting modest higher volatility from its small and mid-cap exposure.
Who each is best for
SCHB: Fits investors seeking pure total-market exposure who want to capture returns across the full spectrum of U.S. company sizes, including the mid and small-cap premium that historically has outpaced large-cap performance over long periods.
VOO: Designed for investors who view large-cap U.S. stocks as their core equity anchor and prefer the simplicity and dominance of the 500 largest companies without diversification into smaller names.
Key risks to know
- Market concentration in VOO: The S&P 500 index has become increasingly dominated by a handful of mega-cap technology names; VOO's 500-stock constraint means heavier weighting in these mega-cap winners and zero exposure to any company outside the top 500 by market cap, which introduces concentration risk absent in a true total-market fund.
- Mid and small-cap cyclicality in SCHB: By including smaller companies, SCHB carries higher sensitivity to economic downturns and credit-market stress; smaller-cap stocks typically fall harder in recessions and rise faster in recoveries, creating greater volatility than large-cap-only exposure.
- Liquidity and execution in SCHB: The $42.3B asset base is liquid for most retail orders but substantially smaller than VOO's $1033B, meaning larger trades may face modestly wider spreads and slower execution.
- Style drift and performance chasing: Investors comparing recent returns between the two may be tempted to chase whichever outperformed; periods of mega-cap dominance favor VOO, while broadmarket rallies favor SCHB, but neither pattern is predictable.
Bottom line
If you want pure diversification across all U.S. stock sizes, SCHB's broader mandate stands out; if you prefer to keep your core U.S. equity exposure simple and large-cap focused, VOO's massive scale and tight spreads make it a natural anchor. Both charge the same fee and pay similar yields, so the choice hinges on whether you want the full market or just the biggest 500 names. Past performance in either fund does not predict future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.
