Best Modem For Xfinity 1200 Mbps Speed

Seeking the best modem that can handle the impressive speeds of Xfinity’s 1200 Mbps internet plan?

It’s essential to have a modem that not only matches the performance requirements of such a high-speed plan but also offers reliability and seamless compatibility with Comcast’s network.

In this article, we’ll delve into the top modems that are best suited for Xfinity’s 1200 Mbps plan.

best modem for xfinity 1200 Mbps

1. Motorola MB8611

The Motorola MB8611 stands out as the best modem for Xfinity’s 1200 Mbps plan.

This modem is designed to support plans up to 2000 Mbps, providing plenty of headroom for the 1200 Mbps service.

It’s a DOCSIS 3.1 modem, which is the latest standard in modem technology, supporting faster speeds and greater efficiency over the coaxial cable used for internet service.

With a top speed of 2500 Mbps, the Motorola MB8611 ensures that you are well-equipped for current internet demands and future upgrades.

2. Netgear CM2000

Another excellent choice is the Netgear CM2000, which is also suitable for Xfinity plans up to 2000 Mbps.

This modem offers a top WAN speed of 2500 Mbps, similar to the Motorola MB8611, ensuring that it can handle the fastest speeds provided by Xfinity.

Both modems are built with the future of internet connectivity in mind, featuring the capability to support multi-gigabit speeds that may become standard in the years to come.

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Comparison Between Motorola MB8611 & Netgear CM2000

Here’s a comparison to help you decide which modem may be the right fit for your needs.

Compatibility and Speed

Both the Motorola MB8611 and Netgear CM2000 are designed to support internet plans up to 2000 Mbps, which is well above the 1200 Mbps offered by Xfinity’s Gigabit Extra plan.

This means either modem will have no trouble handling the speeds that your plan provides.

DOCSIS 3.1 Technology

DOCSIS 3.1 is the latest standard for cable modems, providing significant improvements in speed and network efficiency over the previous DOCSIS 3.0 standard.

Both the Motorola MB8611 and Netgear CM2000 utilize DOCSIS 3.1, allowing for faster speeds and better performance, particularly during peak usage times.

Top WAN Speed

The top WAN speed for both modems is 2500 Mbps, which far exceeds the requirements for Xfinity’s 1200 Mbps service.

This higher speed capability ensures that both the Motorola MB8611 and Netgear CM2000 can handle even the most demanding internet activities, such as streaming 4K video or engaging in competitive online gaming.


Given the rapid advancements in internet technology, it’s important to consider future-proofing your home network.

Both modems offer multi-gigabit speed support, which positions them well for potential future internet speed increases from Xfinity or other ISPs.

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comparative table that highlights the key features of the Motorola MB8611 and Netgear CM2000 modems for Xfinity’s 1200 Mbps plan:

FeatureMotorola MB8611Netgear CM2000
CompatibilityUp to 2000 MbpsUp to 2000 Mbps
Top WAN Speed2500 Mbps2500 Mbps
Future-ProofingMulti-gigabit supportMulti-gigabit support