Test your internet speed with these free broadband speed tests If your Internet connection seems slow, the first step is usually to perform a performance test, benchmark , with an Internet speed test. An internet speed test can be a fairly accurate indicator of how much bandwidth is available to you right now. Important: See How to Test Your Internet Speed for a complete tutorial on testing your bandwidth and to help you determine when using something other than one of these speed testers is a better idea. Internet speed tests are excellent for testing whether or not you are getting the bandwidth from your ISP that you are paying for. They can also help determine if bandwidth throttling is something your ISP is getting involved in. Test your bandwidth with one or more of these free internet speed test sites and then compare that information to the high speed plan you signed up for. Tip: The best internet speed test would be one between you and whatever website you're using, but these should give a general idea of the type of bandwidth you have available.