Fee structure, sector focus, and risk profiles set these two high-dividend ETFs apart for income-minded investors.Both the Vanguard High Dividend Yield ETF (VYM +0.33%) and the Fidelity High Dividend ETF (FDVV +0.41%) aim to provide exposure to U.S. companies with above-average dividend yields, but they approach this goal in different ways.FDVV uses a sector-constrained approach, while VYM tracks a broad, rules-based index of high-yielding stocks -- resulting in some notable differences in cost, portfolio m ...