Verkkoboth swppx and fxaix offer investors an opportunity to gain exposure to the u. s. Vfiax (vanguard) vs fxaix (fidelity) vs swppx (schwab) are nearly identical in returns, but slightly different costs. Verkkolearn the advantages and disadvantages of investing in fxaix and swppx, two mutual funds that track the s&p 500 index. See how they differ in. Verkkofxaix has more cash in the bank: Fxaix (1. 31) and swppx (1. 29) have matching dividends. Fxaix was incepted earlier than swppx: Verkkotake right real estate investment decisions. Financial independence tool (fit) see how your financial future will unfold. Summary of your financial health. Verkkothe fxaix fund invests at least 80% of its assets in stocks included in the s&p 500 index, aiming to closely track the index's performance.