Here's a look at how Millennials, Generation Xers, and Boomers shop during the holidays.

Who spends the most money on holiday gifts? Millennials (age 18-34). They average $307 in purchases, according to the following Shift Communications infographic.

Generation Xers (age 35-54) spend on average $299, whereas Boomers (age 55 and older) spend $262, on average.

Millennials and Generation Xers prefer to shop online, and Boomers prefer brick-and-mortar stores.

How are those generations finding out what the most popular gifts are? Millennials and Generation Xers learn online about the latest holiday gift trends. Boomers get their info from TV.

To find out more about the holiday habits of three generations, check out the infographic: