$XLE vs $XOP: Weighing Broad Energy Exposure Against Exploration-Focused Strategies XLE provides broad exposure to the energy sector through a market-capitalization-weighted approach focused on large-cap integrated oil and gas companies, while XOP targets a narrower exploration and production segment with modified equal weighting that includes more mid- and small-cap names. XLE maintains a significantly lower expense ratio of 0.08% compared to XOP’s 0.35%, offering cost efficiency for long-term sector allocation. XLE concentrates holdings in approximately 21–23 positions dominated by major integrated players, whereas XOP holds 51–55 stocks for greater diversification within upstream and midstream activities.