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Comcast/Xfinity Speed Test Review
A complete look at the Comcast Speed Test (Xfinity Speed Test)
By Tim Fisher Tim Fisher Senior Vice President & Group General Manager, Tech & Sustainability Emporia State University Tim Fisher has more than 30 years' of professional technology experience. He's been writing about tech for more than two decades and serves as the VP and General Manager of Lifewire. lifewire's editorial guidelines Updated on February 1, 2022 Reviewed by Michael Barton Heine Jr Reviewed by Michael Barton Heine Jr Michael Heine is a CompTIA-certified writer, editor, and Network Engineer with 25+ years' experience working in the television, defense, ISP, telecommunications, and education industries. lifewire's editorial guidelines Tweet Share Email Tweet Share Email Home Networking ISP The Wireless Connection Routers & Firewalls Network Hubs Broadband Ethernet Installing & Upgrading Wi-Fi & Wireless The Comcast Speed Test, technically called the Xfinity xFi Speed Test (more on that below), is a Comcast-provided internet speed test. This test is a completely free, web-based tool that you can use to see how much available bandwidth to the internet you have right now. Lifewire / Colleen Tighe In other words, using the Comcast Speed Test, you can get a general idea of how quickly you're able to download and upload information over the internet, which impacts how well movies and music stream, how fast files download, and even how smooth your regular internet browsing is. How to Use the Comcast Speed Test Tool
Using the Comcast Speed Test tool is very easy: Visit the Xfinity Speed Test website. Select Start Test. Wait while the three parts of the test complete. Viewing the Speed Test Results
If you're planning on benchmarking your internet speed with the Comcast Speed Test, you'll have to screenshot the results on the page. Before you do, however, be sure to open the Show More drop down so you can also capture the results for Upload Speed, Latency, Protocol, and Host. The Meaning of Bit Rates (Kbps, Mbps & Gbps) You'll need to have JavaScript enabled in whatever browser you're using to use the Comcast Speed Test. Most computers are ready to go when it comes to using JavaScript. How the Comcast Speed Test Works
Like almost all internet speed tests, the Comcast Speed Test downloads and uploads a relatively small amount of test data and measures how long it takes to do so. Some simple math involving the size of the data packages, as well as the time they took to download or upload, provides a speed in Mbps. The Comcast Speed Test also tests network latency, in addition, to upload and download speeds. This test connects to the closest of 28 Comcast-hosted, OOKLA-powered, test servers to perform the test of your internet speed and latency. Xfinity Speed Test and Comcast Speed Test
The Comcast Speed Test is the Xfinity Speed Test. The Xfinity Speed Test is the Comcast Speed Test. They're one and the same. Xfinity is the name given to most of Comcast's consumer services, one of which is Xfinity Internet. Comcast rebranded their Comcast services as Xfinity beginning in 2010. Even though the name change is a number of years old now, the Xfinity Speed Test is still more often referred to as the Comcast Speed Test. Can You Use the Test If You' re Not a Comcast Customer
Yes. The Comcast Speed Test is available for anyone to use to test their internet speed. Keep in mind, however, that there may be an internet speed test tool from your internet service provider which, depending on why you're testing your bandwidth, may be a better option for you. Is the Comcast Speed Test Accurate
With so many variables that impact your Comcast Speed Test results, it's almost impossible to say it is 100 percent accurate. It's the same with other bandwidth testing sites as well—the uncertainty isn't a Comcast/Xfinity problem alone. That said, considering the fact that you are probably a Comcast/Xfinity customer, and assuming that you're testing your bandwidth with the Comcast Speed Test tool to benchmark changes over time or to make a case about your slow connection, you can consider the test as accurate as needed. Was this page helpful? Thanks for letting us know! Get the Latest Tech News Delivered Every Day Subscribe Tell us why! Other Not enough details Hard to understand Submit More from Lifewire Internet Speed Test Sites (Last Updated October 2022) TestMy.net Review (An Internet Speed Test Site) SpeedOf.Me Review (An Internet Speed Test Site) How to Use the Netflix Speed Test Charter/Spectrum Speed Test: A Full Review & Accuracy Check 5 Rules for a More Accurate Internet Speed Test Speedtest.net Website Review Verizon Speed Test: A Look at the Official Fios Test The 9 Best Internet Service Providers of 2022 HD Tune v2.55 Review (Free Hard Drive Testing Tool) What Is Bandwidth Throttling? Why Does Anyone Do It? MemTest86 v10 Free Memory Testing Tool Review How to Test Your Internet Speed The 9 Best Cable Modem/Router Combos of 2022 Tested by Lifewire Are You Getting the Internet Speed You're Paying For? Understanding Broadband Internet Speeds Newsletter Sign Up Newsletter Sign Up Newsletter Sign Up Newsletter Sign Up Newsletter Sign Up By clicking “Accept All Cookies”, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Cookies Settings Accept All Cookies