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Does Comcast sell modems?

7 min read

Asked by: Christopher Wall

You can purchase your own retail modem for use with your Xfinity Internet and/or Voice service, as long as the equipment is certified to work on our network. Before buying from the retailer of your choice, please go to to find certified retail equipment that supports your internet speed tier.

How much is a modem through Comcast?

If you’re signing up for Xfinity service, you have two options: rent a modem and router for a fee of $14/mo or purchase your own. While you might take comfort knowing that the Xfinity-provided device is compatible, it’s important to note that the rental will cost you about $168/year.

How do I get a Comcast modem?

For rented equipment like TV Boxes and modems, you can choose one of the following four options: Go to and follow the on-screen prompts to order new equipment. (Note: Available to some customers.) Contact us to place an order, ask questions or schedule a professional installation.

Does Xfinity give a free modem?

Comcast last month announced that it was giving its Flex streaming device to Internet-only customers for free, but the announcement did not mention one important detail: the “free” device is only given to Comcast broadband customers who spend $13 a month to rent Comcast’s xFi Gateway modem/router.

What Xfinity modems are available?

Xfinity Gateway Models

  • Note: Looking for your Gateway model number? …
  • xFi Advanced Gateway (XB8) …
  • xFi Advanced Gateway (XB7) …
  • xFi Advanced Gateway (XB6) …
  • xFi Wireless Gateway. …
  • xFi Fiber Gateway. …
  • Xfinity Gateway (1/2/3) …
  • *CAT-iq 2.0: Cordless Advanced Technology (CAT).

What is the most current Xfinity modem?

The Wireless Gateway 3 is the latest device from Xfinity, offering speeds over 700 Mbps.

Do I need a router and a modem?

Routers and modems have traditionally been two separate devices that worked together to form your home network. However, with today’s technology, you don’t need a separate modem and separate router necessarily, as new combination modem and router units merge the two devices’ functions into one powerful gadget.

How do I replace my Comcast modem?

Here is How to Replace a Comcast Modem with your Own, in 4 Easy Steps:

  1. Buy an Xfinity Compatible Modem & Router or a Gateway to Replace your Comcast Modem. …
  2. Call Comcast to Activate your Modem (Or, Use the Activation App) …
  3. Connect your Mobile Devices to your Router WiFi. …
  4. Return your Old Comcast Modem!

Is the Xfinity modem also a router?

When you lease an Xfinity Wireless Gateway, the router is built into it. The Wireless Gateway acts as a modem (connection to the Internet) and a router (connecting multiple devices within the home).

How long should a modem last?

Lower-end modems tend to have a two to three-year lifespan, while higher-end modems typically last more than five years. In general, you can expect a modem to last between two and five years before it has to be replaced due to failure or obsolescence.

What modem and router should I buy for Comcast?

The Motorola MG8702 a the best modem/router combo for the Xfinity Blast! Pro plan (600 Mbps). During testing, it reached 518.51 Mbps from 5 feet and 272.03 Mbps from 25 feet, both using the 5GHz network. You could even use it with the Extreme Pro plan.

Which modem router combo is best for Xfinity?

The NETGEAR Nighthawk AX12 is the best Modem Router Combo, with speeds of up to 10.8Gbps, and its Tri-Band Network, allowing you to connect many devices to the network without facing interference.

How much is a modem?

Cable modem and Wi-Fi router prices range from $50 up to $350 each. So, if you decide to purchase one of each at mid-range prices, you’ll potentially spend an average of $250.

Can I buy my own modem?

Most Internet providers allow you to purchase your own modem and router separately, or a device that contains both—it’s up to you. Both options connect you to the Internet. Keep in mind that if you purchase a combined device, if one part breaks (i.e., the router or the modem) you will have to replace the entire system.

Do I need modem for WiFi?

If you wish to use WiFi or connect numerous devices, you’ll need both a modem and a router. You can only connect one computer at a time because most modems only have one LAN Ethernet connector, but a modem won’t provide the same level of protection as a router.

Is it better to get a separate modem and router?

The technical answer is no, but the practical answer is yes. Because a modem can only connect to one device at a time, you’ll need a router if you want to be able to access the internet from multiple devices.

How do I install my own modem and router with Comcast?

Plug your modem’s power cord into an electrical outlet. Enter your modem’s 12-digit MAC number. Once your modem is connected to the coax cable in an active outlet and the power cord plugged into an electrical outlet, you’ll be prompted to Check Your Connection.

Does the modem affect Internet speed?

Your cable modem can affect your Internet speeds. To get the most out of your Internet plan and improve your Internet speeds, upgrade to a DOCSIS 3.1 powered modem.

Do I need a modem to have cable TV?

For cable Internet, you definitely need a cable modem. This will give you a reliable, wired Internet connection. If you want wireless Internet (WiFi), then you also need a router.

Does a smart TV have a built in modem?

Most new Smart TVs are Wi-Fi-enabled, meaning they have a wireless adapter built-in. Connecting to the web takes just a few minutes – but this option works best when your TV is in the same room as the router. Type your Wi-Fi password using your remote’s button.

Do smart TVs need a router?

Yes you need a router. The TV needs an internet connection to stream video. Recommend contacting your local cable company. You can use your phone as a hot spot for your Smart TV, however you will use up your data rather quickly.

Does my smart TV need to be connected to my router?

Do you have a wired or wireless connection? To use your Smart TV on the internet, it’ll need to be connected to either a wired connection, or a Wi-Fi network – here are the differences.

Can I use a smart TV without internet?

You’ll need to see if your phone and TV both have settings that allow the two devices to sync. If your smart TV doesn’t support this feature, you are often limited to local stations and DVDs. Not all Android phones allow mirror casting so check your devices first.

How do I get free channels on my smart TV?

On the antenna. Itself next you go on to your tv. And click on settings then broadcasting then auto tuning.

Why won’t my smart TV connect to the internet?

Unplug all components of your smart TV and router for five minutes to reset the system. Re-plug and try again. Restore the smart TV to its “default” setting. Scan for your Wi-Fi network and re-enter the password.

How do I connect my modem to my TV?

Insert your Ethernet cable into one of your modem’s “out” ports, then plug the other end of the Ethernet cable into your smart TV’s “internet in” port. Then, power on the TV and modem. Select Input on the TV, then choose Internet. Your internet options will vary according to your TV.

How do I setup Internet on my smart TV?

How to connect the TV to a network using a wireless connection

  1. Press the HOME button on the remote.
  2. Select Settings.
  3. The next steps will depend on your TV menu options: Select Network & Internet — Easy setup — Wi-Fi. …
  4. Select your Wi-Fi network. …
  5. Follow the on-screen instructions to complete the setup.