Did You Need VTI Instead of VOO? What History Says About the Differences

mimagephotography and Nastassia Samal from Getty Images Key Points Vanguard Total Stock Market ETF (VTI) tracks the entire U.S. stock market including small and mid cap stocks with a 0.03% expense ratio. Vanguard S&P 500 ETF (VOO) limits exposure to the 500 largest U.S. companies, providing more mega-cap and tech concentration than VTI. Both funds charge identical 0.03% expense ratios and maintain low turnover strategies for long-term passive investors. Some investors get rich while others struggl ...