Vanguard also has the advantage of long offering the very cheapest funds in terms of management fees, although Schwab is giving Vanguard a run for its money there, too.
It is important to work out which product would be best for your circumstances and often thecheapest looking products may have the highest fees or not have the flexibility required.
They also failed to pick thecheapest fund, and in a survey after the experiment listed fees as the fifth most important factor in making their decision, behind performance.