The Best 3 Cable Modems for Comcast’s Gigabit Pro Service in 2023: Stop Renting and Start Saving

If you’ve signed up for Comcast’s Gigabit Pro service, you’re obviously looking for the best internet experience possible. With speeds reaching up to 2Gbps, it’s crucial to have a modem that can handle such power. Rather than shelling out monthly rental fees for a device from your service provider, consider buying your own cable modem. Not only will this save you money in the long run, but you’ll often get a more robust set of features. Here are the best three modems that can efficiently work with Comcast’s Gigabit Pro plan.

Netgear Nighthawk CAX80 – Best All-in-One Option


The Netgear Nighthawk CAX80 is a powerhouse in the cable modem market, acting as both a modem and a router. This is a fantastic choice for those who are looking for an all-in-one solution that’s easy to set up.

Key Features

  • DOCSIS 3.1 Technology: Essential for unlocking Gigabit speeds
  • WiFi 6: Offers fast and extensive coverage
  • 2.5G and 1G Ethernet Ports: Ideal for smooth streaming and online gaming
  • Built-in Security: Comes with Netgear Armor for advanced cyber threat protection


  • Download/Upload Speed: Up to 2Gbps/1Gbps
  • Ethernet Ports: 4 (including one 2.5G port)
  • WiFi: Dual-band WiFi 6 (AX6000)
  • USB Ports: 2 (USB 3.0)
  • Security: Netgear Armor (WPA3 supported)

Arris Surfboard S33 – Best Budget Option


The Arris Surfboard S33 provides an economical yet high-performance solution for Gigabit Pro subscribers. While it doesn’t come with built-in WiFi, it offers an excellent range of features to maximize your broadband connection.

Key Features

  • DOCSIS 3.1 Technology: Compatible with Gigabit Pro speeds
  • 2.5G Ethernet Port: Ensures you get the most out of your internet plan
  • Compact Design: Saves space and blends easily with your home decor
  • Easy Setup: The Surfboard Central app makes it easy to set up and manage your network


  • Download/Upload Speed: Up to 2Gbps/1Gbps
  • Ethernet Ports: 1 (2.5G)
  • WiFi: None (requires a separate router)
  • USB Ports: None
  • Security: No built-in security (depends on the router you pair it with)

Motorola MB8600 – Best for Hardcore Users


The Motorola MB8600 is perfect for people who don’t want to compromise on performance. It’s geared for the tech-savvy user, offering a range of advanced features and interfaces for network optimization.

Key Features

  • DOCSIS 3.1 Technology: Ensures high-speed internet access
  • Active Queue Management (AQM): Significantly reduces internet latency
  • Four 1G Ethernet Ports: Supports different wired connections for multiple uses
  • Built for Streaming: Ideal for 4K video, online gaming, and other data-intensive applications


  • Download/Upload Speed: Up to 3.8Gbps/1Gbps (though limited to 2Gbps by Gigabit Pro)
  • Ethernet Ports: 4 (1G)
  • WiFi: None (requires a separate router)
  • USB Ports: None
  • Security: No built-in security (depends on the router you pair it with)

Activating and Installing Your Own Modem: It’s Easier Than You Think!

One of the concerns many people have about buying their own cable modem is the perceived complexity of setting it up. We get it; no one wants to feel stuck with a device they can’t operate. But we have good news: Installing and activating your own modem is actually quite simple, even if you don’t consider yourself “tech-savvy.”

What You’ll Need

  • Your New Cable Modem: Make sure it’s compatible with Comcast’s Gigabit service.
  • Ethernet Cable: Usually provided with the modem.
  • Computer or Smartphone: For the activation process.

Simple Steps to Install and Activate

  1. Unplug Your Old Modem: If you’re replacing a modem, make sure to unplug it first.
  2. Plug in Your New Modem: Connect it to the power outlet and cable line.
  3. Connect to Computer/Router: Use the Ethernet cable to connect your modem to your computer or WiFi router.
  4. Open Web Browser: Once everything is connected, open a web browser on your computer.
  5. Activation Portal: Most of the time, you’ll be automatically redirected to Comcast’s activation page. If not, you can go to the Comcast website and navigate to the activation section.
  6. Follow On-Screen Instructions: Input the required information, usually your account number and phone number associated with your Comcast account.
  7. Restart Modem: After activation, your modem will reboot. Once it’s back online, you should be connected to the internet.

Customer Support is Just a Call Away

If you encounter any issues during the installation and activation process, Comcast’s customer support is just a phone call away. They can walk you through the entire process or resolve any issues you might be facing.

It’s That Easy!

The entire process usually takes no more than 20-30 minutes, and you’ll only have to do it once. After that, you can enjoy your high-speed internet without worrying about monthly rental fees for your modem.

By taking this step, not only do you save money, but you also have more control over your own network, which can result in faster speeds and a more reliable connection.

So, if the idea of setting up your own modem has been holding you back, rest assured that it’s a lot easier than it seems. With a few simple steps, you’ll be up and running with your new modem in no time.

Final Thoughts

Choosing the right modem can make all the difference in your internet experience. While all three of these options are excellent, your final decision should take into account your specific needs—whether that’s an all-in-one solution like the Netgear Nighthawk CAX80, a budget-friendly but high-performance option like the Arris Surfboard S33, or a feature-rich, high-speed device like the Motorola MB8600.

Investing in your own modem not only unlocks the full potential of your Gigabit Pro service but also saves you from the recurring cost of modem rentals. Make the switch today and start enjoying better internet while saving money.

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