ETF Comparison

VOO vs VTI

S&P 500 (VOO) vs Total Stock Market (VTI) — Which Vanguard ETF should you buy?

Quick Verdict
It's a Tie!

Head to Head

Metric VOO VTI Winner
Expense Ratio 0.03% 0.03% Tie
Total Assets $1.5T $2.1T VTI
Number of Holdings ~500 ~4,000 VTI
1 Year Return +20.69% +20.68% VOO
5 Year Return +87.49% +76.14% VOO
10 Year Return +294.85% +278.75% VOO
Volatility (3Y) 11.6% 12.1% VOO
Max Drawdown -23.9% -50.8% VOO
Current Price $612.5 $327.92

Growth of $10,000

How would $10,000 invested at inception have grown?

VOO Monthly Returns

VTI Monthly Returns

Key Differences

VOO (S&P 500)

  • • Tracks 500 large-cap US companies
  • • More concentrated in mega-caps
  • • Historically slightly higher returns
  • • The most followed benchmark
  • • Best for large-cap focus

VTI (Total Stock Market)

  • • Tracks ~4,000 US stocks
  • • Includes mid & small-cap exposure
  • • More diversified across market caps
  • • Small-cap premium potential
  • • Best for total market exposure

The Bottom Line

Choose VOO if you want focused large-cap exposure tracking the most famous index. Choose VTI if you want broader diversification including small and mid-cap stocks. In practice, their returns are nearly identical — both are excellent core holdings.

Frequently Asked Questions

What is the difference between VOO and VTI?

VOO tracks the S&P 500 (500 large US companies), while VTI tracks the entire US stock market (~4,000 companies). VTI includes small and mid-cap stocks that VOO doesn't.

Which is better: VOO or VTI?

Neither is objectively "better." VOO has historically had slightly higher returns due to large-cap outperformance, while VTI offers more diversification. Both have the same expense ratio.

Should I buy both VOO and VTI?

Owning both creates significant overlap since VTI already includes all VOO stocks. If you want total market exposure, VTI alone is sufficient. If you prefer large-cap only, VOO alone works.

What is the expense ratio for VOO and VTI?

Both VOO and VTI have an expense ratio of 0.03%, making them among the cheapest ETFs available from any provider.

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Last updated: 3/13/2026