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  1. Let's test the speed to your device. We'll measure the speed from our servers to this device. Results are often lower than plan speeds due to WiFi conditions and device capabilities. Start Test.

    • Sign In

      Get the most out of Xfinity from Comcast by signing in to...

    • Billing

      Get the most out of Xfinity from Comcast by signing in to...

    • Tips and Tools

      Page Loaded - Tips and Tools | Xfinity Speed Test. Back...

    • Internet Help and Support

      Discover how to optimize your Internet speed and...

  2. Use Speedtest on all your devices with our free desktop and mobile apps.

  3. Let's test the speed to your device. We'll measure the speed from our servers to this device. Results are often lower than plan speeds due to WiFi conditions and device capabilities. Start Test.

  4. Pay online or with the Xfinity app. Click on the account icon in the upper righthand corner of Xfinity.com to pay your bill, check your balance, see your billing history, sign up for automatic payments and paperless billing, and so much more.

  5. Our free speed test app will keep track of your test history plus troubleshoot your internet speed issues. Download it now to get started!

  6. You may be asked to sign in using your Xfinity ID and password first. Check multiple internet-capable devices to see if the problem is with one device or the entire network. Single device issues are often resolved with updating network settings or a restart of your personal device.

  7. Want to pay your outstanding balance without signing in? Try quick bill pay. Comcast Business customer? Sign in here. Get the most out of Xfinity from Comcast by signing in to your account. Enjoy and manage TV, high-speed Internet, phone, and home security services that work seamlessly together — anytime, anywhere, on any device.