Here are several asset allocation portfolios using Vanguard and Dimensional Fund Advisor (DFA) funds. There has a been a long standing debate about whether DFA funds are superior to comparable Vanguard funds. You can make your own assessment from the data below.
Note that the DFA portfolios do not include the fees normally charged by advisors who use these funds. Also, for several funds, 3 and 5 year return data is not available. See pink cells.
You can download this spreadsheet by clicking here. It uses Google Docs financial data.