Generated August 15, 2026.
Figures quoted in this analysis are from its generation date and may lag the live snapshot table above, which always shows the latest data.
Overview
VGT and XLK are both U.S. technology equity ETFs offering broad sector exposure through different index methodologies. VGT tracks the MSCI US Investable Market Index (covering large, mid, and small-cap tech stocks), while XLK tracks the S&P 500 Technology Select Sector Index (large-cap tech only). The key distinction: VGT includes mid and small-cap tech companies; XLK focuses exclusively on the largest tech names in the S&P 500.
How they differ
VGT's index includes mid and small-cap technology companies alongside large-caps, while XLK is confined to large-cap tech constituents of the S&P 500. This means VGT has broader exposure to the tech sector; XLK concentrates on mega-cap names that dominate sector market value. Both offer nearly identical yields (0.45% for VGT, 0.48% for XLK) and expense ratios (0.10% for VGT, 0.09% for XLK), with quarterly distributions. VGT is larger by AUM ($147B vs. $123B) and slightly newer (inception January 2004 vs. December 1998 for XLK). Both carry a beta of 1.47, suggesting comparable sensitivity to broad market moves, though that beta masks structural differences in their underlying holdings.
Who each is best for
VGT: Fits investors seeking broader exposure to the U.S. technology sector, including mid and small-cap growth opportunities that may not appear in large-cap-only indexes.
XLK: Designed for investors who want concentrated exposure to the largest, most-established technology companies within the S&P 500 framework, with higher weighting on mega-cap leaders.
Key risks to know
- Concentration in mega-cap names: Both ETFs are heavily weighted toward the largest technology companies. XLK's large-cap-only mandate amplifies this risk; sector-wide downturns in mega-cap tech will drive losses in both funds proportionally, with XLK bearing greater pressure from individual stock moves among the largest constituents.
- High beta relative to the broader market: At a beta of 1.47, both ETFs are more volatile than the overall stock market. Tech sector corrections typically accelerate downside moves in these vehicles compared to diversified equity indexes.
- Sector concentration risk: Neither fund provides technology diversification across other sectors. A prolonged rotation away from tech into defensive or cyclical areas will pressure both equally, though XLK's concentration may amplify sector-level weakness.
- Earnings and valuation sensitivity: Technology stocks are often valued on forward earnings and growth expectations rather than current dividend yields. Both funds' modest yields (under 0.50%) mean investors are primarily exposed to capital appreciation risk; multiple compression can drive significant NAV declines regardless of underlying earnings quality.
Bottom line
If you want broader exposure across the tech sector including mid and small-cap growth names, VGT's MSCI-based approach expands the opportunity set; if you prefer concentrated exposure to the largest, most-liquid S&P 500 tech names, XLK's focused large-cap mandate may appeal. Both are low-cost, high-beta plays on the technology sector with minimal yield — the choice hinges on whether you value breadth or concentration within tech. Past performance does not guarantee future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.