Fee-conscious investors and income seekers face distinct trade-offs as these two REIT ETFs diverge in structure and strategy.Schwab U.S. REIT ETF (SCHH +0.26%) stands out for its lower cost and larger asset base, while the State Street SPDR Dow Jones REIT ETF (RWR +0.32%) delivers a higher yield and has outperformed slightly over the past five years.Both SCHH and RWR are designed to provide investors with exposure to U.S. real estate investment trusts (REITs), but they employ different approaches in terms o ...