Maximum Reach or Strategic Focus?

Maximum Reach or Strategic Focus?


  • VB holds over twice as many stocks as SPSM and tracks a broader small-cap universe.

  • VB delivered stronger total returns over the past year, but SPSM is more affordable for cost-conscious investors.

  • Both ETFs tilt toward industrials and technology, but their top holdings differ and sector weights are not identical.

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State Street SPDR Portfolio S&P 600 Small Cap ETF(NYSEMKT:SPSM) and Vanguard Small-Cap ETF(NYSEMKT:VB) both target U.S. small-cap stocks, but VB covers a broader slice of the market, holds more companies, and posted higher one-year returns, while SPSM stands out for its lower expense ratio.

Both SPSM and VB offer low-cost, index-based access to U.S. small-cap equities, appealing to investors seeking diversified exposure beyond large caps. This comparison looks at costs, returns, portfolio makeup, and trading practicality to help investors decide which ETF best fits a small-cap allocation.

Metric

SPSM

VB

1-yr return (as of 2026-01-09)

11.6%

14.1%

Beta

1.23

1.27

Beta measures price volatility relative to the S&P 500; beta is calculated from five-year weekly returns. The 1-yr return represents total return over the trailing 12 months.

SPSM is more affordable with a 0.03% expense ratio, while VB charges a slightly higher 0.05%. SPSM also offers a marginally higher dividend yield, which may appeal to those seeking a bit more income from their small-cap exposure.

Metric

SPSM

VB

Max drawdown (5 y)

-27.94%

-28.16%

Growth of $1,000 over 5 years

$1,290

$1,334

VB tracks a broad small-cap index, holding 1,357 stocks with a tilt toward industrials (19%), technology (17%), and healthcare (13%). Its top positions as of Jan. 2026 are Insmed (NASDAQ:INSM), Comfort Systems USA(NYSE:FIX), and SoFi Technologies (NASDAQ:SOFI), each making up less than 1% of assets. With 22 years on the market and over $163 billion in assets under management (AUM), VB offers scale and breadth, aiming to fully replicate its index.

SPSM, meanwhile, holds 607 companies and emphasizes financial services (18%), industrials (16%), and technology (15%). Its largest positions are Arrowhead Pharmaceuticals (NASDAQ:ARWR), LKQ Corp (NASDAQ:LKQ), and Armstrong World Industries (NYSE:AWI), all below 0.6% of assets. Both ETFs avoid leverage, hedging, or thematic screens, but SPSM’s narrower focus on the S&P SmallCap 600 may result in subtle differences in risk and sector mix.

For more guidance on ETF investing, check out the full guide at this link.

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