Explore how differences in cost, yield, and sector focus may impact your choice between these two leading tech ETFs.The State Street Technology Select Sector SPDR ETF (XLK +2.16%) stands out for its lower costs and slightly higher yield, while the iShares US Technology ETF (IYW +1.91%) offers broader exposure across more holdings and a minor sector tilt.Both XLK and IYW aim to capture the performance of U.S. technology stocks, but they take slightly different approaches. XLK focuses on the S&P 500's technol ...