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Use Speedtest on all your devices with our free desktop and mobile apps.
Test your Internet upload and download speeds to see how Comcast Business Internet compares to the competition. Get a free quote today for speeds up to 1 Gig.
Xfinity Speed Test — FAQs. The Xfinity Speed Test, also known as the Speed to Device Test, is a web-based speed test used to measure your real-time network connection. The test measures the download speed, upload speed, latency and activities that can be supported by the connection to your device.
If your Xfinity speed test result is lower than expected, try resetting your router or call Xfinity customer service for additional assistance. Use our speed test to assess the quality of your broadband connection whether you use Xfinity or another provider.
Check speed limitations on different devices.
Oct 9, 2019 · Find out how much speed your device can handle using our new device lookup tool, and enjoy a more positive browsing experience with your enhanced knowledge of your device’s relationship to your home WiFi network.
This test is measuring the amount of speed available to a certain device at a certain time. This is usually lower than your overall plan speed. The speed available to a device can be affected by: Limitations of your device; Your device's WiFi capabilities; The number of devices online, using up speed, at the same time; Outdated software; Tips ...
