XLI vs XLB: Head-to-Head Comparison
Last updated: March 2026 • Sector
Quick Verdict
XLI edges out XLB with a stronger Beginner Suitability Score (8 vs 7.5). It offers better overall characteristics for new investors.
Side-by-Side Comparison
Key Differences Between XLI and XLB
XLI (Industrial Select Sector SPDR Fund) is a industrials sector fund managed by State Street Global Advisors. XLI provides exposure to the industrial sector of the S&P 500, including aerospace and defense, machinery, railroads, construction, and business services companies. Industrials are considered cyclical because their profits are closely tied to economic growth and infrastructure spending. Beginners should know that XLI tends to outperform during economic expansions but can underperform when growth slows.
XLB (Materials Select Sector SPDR Fund) is a materials sector fund managed by State Street Global Advisors. XLB holds the materials sector companies from the S&P 500, including chemical producers, mining companies, packaging firms, and building materials makers. Materials companies provide the raw inputs that other industries need to manufacture their products. Beginners should know that XLB is a cyclical, commodity-sensitive fund that tends to do well when the economy is growing and commodity prices are rising.
The most notable differences are in fees (0.09% vs 0.09%), number of holdings (78 vs 28), and 5-year returns (11.80% vs 9.50%).
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Holdings Overlap Analysis
0%
Holdings Overlap
XLI and XLB share only 0% of their top holdings. These funds are quite different, making them complementary choices if you want broader market coverage.
Cost Comparison Over Time
If you invest $10,000 and hold for 20 years (assuming 8% annual returns):
XLI
Fee cost: $771
XLB
Fee cost: $771
Over 20 years, the fee difference amounts to $0 on a $10,000 investment. The cost difference is negligible — choose based on other factors.
Which One Should a Beginner Choose?
Choose XLI if: You want investors who want cyclical exposure that benefits from economic growth and infrastructure spending, those bullish on u.s. manufacturing reshoring and defense spending trends, tactical investors who rotate into industrials during early-to-mid economic expansion phases. It's managed by State Street Global Advisors with an expense ratio of 0.09%.
Choose XLB if: You want investors seeking commodity exposure through equities rather than directly buying commodities, those who want to position for infrastructure spending and construction material demand, tactical investors who rotate into materials during inflationary or early-cycle economic periods. It's managed by State Street Global Advisors with an expense ratio of 0.09%.
Can You Own Both XLI and XLB?
Absolutely! With only 0% overlap, XLI and XLB complement each other well. A simple portfolio might allocate 60% to one and 40% to the other, or you could pair them with a bond ETF like BND for a complete three-fund portfolio.
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Frequently Asked Questions
Should I buy XLI or XLB?▾
XLI edges out XLB with a stronger Beginner Suitability Score (8 vs 7.5). It offers better overall characteristics for new investors. However, both are solid options. XLI is best for investors who want investors who want cyclical exposure that benefits from economic growth and infrastructure spending, while XLB is better suited for investors seeking commodity exposure through equities rather than directly buying commodities.
What is the difference between XLI and XLB?▾
XLI (Industrial Select Sector SPDR Fund) tracks industrials sector investments with 78 holdings and a 0.09% expense ratio. XLB (Materials Select Sector SPDR Fund) focuses on materials sector with 28 holdings at 0.09%. Their top holdings overlap by 0%.
Can I own both XLI and XLB?▾
Yes! With only 0% holdings overlap, XLI and XLB complement each other well. Owning both gives you broader diversification.