Resources ‹ peer comparison s s Articles tagged peer comparison Advanced Investing Explore Betterment’s Historical Performance Betterment would have outperformed the average investor with an investment advisor in 83% of all periods over the last decade. Read More Advanced Investing Why Index Fund Portfolios Win For the first time, a new study takes on the passive vs. active debate at the portfolio level. Guess which one wins? Read More What Betterment Offers Retirement Solutions at Betterment We provide solutions for every stage of retirement planning. Betterment IRAs Rolling over to a Betterment IRA involves almost no paperwork and allows customers to be invested in as little as two days.