Whether you're grinding through mile 20 of a marathon or just trying to make it through a Tuesday morning one-miler, your earbuds need to be up to the task. My all-time favorite running earbuds were the Plantronics BackBeat Fit 2100. You May Also LikeOf course, the best running earbuds depend on your specific needs, running style, and preferences. What to look for in running earbudsThrough years of trial and error, I've identified these non-negotiables in running earbuds and headphones. That said, the best running earbuds are the ones that match your specific needs.