Investing in mutual funds through a systematic investment plan (SIP) is a popular way for many Indians to grow their money over time. One of the key decisions an investor needs to make when starting an SIP is the frequency of the investment – weekly, monthly, or quarterly. In this article, we take a look at a few popular mutual funds and compare their returns over a 10-year period, with all three options of weekly, monthly, and quarterly SIPs. We also examine other factors to consider when choosing between these frequency options.