Key PointsiShares U.S. Consumer Staples ETF has a lower expense ratio and much larger assets under management than Invesco S&P 500 Equal Weight Consumer Staples ETF.Invesco S&P 500 Equal Weight Consumer Staples ETF provides a higher dividend yield but has significantly underperformed on a total-return basis over the last year.iShares U.S. Consumer Staples ETF is highly concentrated in its top holdings, while the Invesco fund maintains an equal-w…