The first thing that you must know in the traditional IRA vs. Roth IRA debate is that there isn't one answer that is right for everyone. You must take into account your particular situation to determine which investment vehicle is right for you. However, there are many ways to help you decide which one you should use. Let's take a look at how we can decide whether a traditional IRA or a Roth IRA is better. But first, let's figure out the major difference between the two types of IRAs.