Generated August 29, 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
IYE and XLE are both energy sector equity ETFs that track oil and gas companies, but they index different universes. IYE follows the Dow Jones U.S. Oil & Gas Index, while XLE tracks the Energy Select Sector Index (the energy subset of the S&P 500). The key distinction is breadth: XLE captures the largest energy firms within the S&P 500, while IYE casts a wider net across the broader oil and gas market.
How they differ
XLE is roughly 22 times larger by assets ($42.4B vs. $1.88B) and charges significantly less to own—its 0.08% expense ratio is less than a quarter of IYE's 0.37%. XLE also yields higher (2.40% vs. 1.82%), though both distribute quarterly. The composition difference matters: XLE's index is confined to S&P 500 constituents, so it holds the mega-cap integrated and exploration names; IYE's Dow Jones index includes a broader swath of mid-cap and smaller energy companies, which explains its lower yield and higher fee structure. Both report negative betas (around −0.06 to −0.08), a quirk common to energy stocks when measured against broad market benchmarks over certain periods.
Who each is best for
IYE: Fits investors seeking broader exposure to the oil and gas industry beyond the S&P 500's largest players, or those comfortable with a smaller fund if they prefer the Dow Jones Oil & Gas Index methodology.
XLE: Designed for investors who want pure-play energy sector beta tied to the S&P 500's energy constituents and prefer lower costs and higher trading liquidity.
Key risks to know
- Sector concentration. Both ETFs are entirely energy-dependent; a prolonged downturn in oil prices, regulatory pressure on fossil fuels, or transition away from hydrocarbons poses outsized risk to the entire portfolio.
- Commodity price exposure. Energy stocks correlate closely with crude oil and natural gas prices; a sharp decline in energy prices can erode both share prices and distributions, regardless of fund structure.
- Negative beta quirk. The reported negative betas suggest a historical inverse relationship to broad market movements, which may not persist. This is a data artifact of past correlations, not a hedge characteristic.
- Liquidity and AUM concentration. XLE's $42.4B in assets versus IYE's $1.88B means XLE trades with tighter spreads and deeper order books; IYE may carry wider bid-ask spreads during market stress.
Bottom line
If you prioritize low costs and maximum liquidity within the S&P 500 energy universe, XLE's 0.08% fee and $42.4B in assets make it the cleaner entry point. If you want broader oil and gas exposure beyond the mega-cap names, IYE's Dow Jones index offers different sector coverage—though you'll pay for it through higher fees. Past performance doesn't predict future results; energy allocations should account for long-term commodity and regulatory trends.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.