Verkkothis article compares fskax vs fxaix — fidelity’s total market index fund vs fidelity’s s&p 500 index mutual fund. Both are passively managed index. Verkkoin fact, the s&p has only beaten fxaix by a mere 0. 01% over the past decade. Verkkoa comparison between ftec and fxaix based on their expense ratio, growth, holdings and how well they match their benchmark performance. Verkkoin the last 10 years, fxaix had an average annual return of 12. 24%. Investor’s favorite fxaix is a popular choice for retirement accounts, such as. Verkkosome of them have different goals, structure, or fees. For example, the fidelity total market index fund (fskax) has some advantages over its peer:.