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Best Internet Modem For Xfinity (2025 Updated)

If you’re looking for reliable internet service in your home, an important decision you’ll have to make is choosing the right modem. One popular option for those who use Xfinity as their internet provider is an internet modem for Xfinity. But before you make a purchase, there are a few factors that you need to consider to ensure that you’re getting the best modem for your needs.

First, you should consider the speed of your internet plan. If you have a high-speed plan, you’ll need a modem that can handle the higher speeds. Additionally, you may want to consider the number of devices that will be using the internet in your home. If you have a large family or multiple roommates, you’ll want to look for a modem that can handle multiple connections without slowing down.

When choosing an internet modem for Xfinity, it’s also important to consider your budget. Modems can range in price from under $50 to over $200, so it’s important to find one that fits within your budget while still meeting your needs.

Are you tired of dealing with slow internet speeds? Ready to upgrade your home’s internet capabilities? Then an internet modem for Xfinity might be just what you need. But before you make a purchase, it’s important to consider your internet plan speed, the number of devices in your home, and your budget. Keep reading to learn more about the best options for internet modems for Xfinity.

10 Best Internet Modem For Xfinity

# Product Image Product Name Product Notes Check Price
1
The product is ideal for high-speed cable internet plans and combines a modem and WiFi router in one device.
2
The product is ideal for providing internet connectivity and high speeds in homes up to 2,000 square feet.
3
Ideal for high-speed internet connectivity via cable providers like Comcast Xfinity, Cox, and Spectrum.
4
This product is ideal for cable internet plans with speeds up to 400Mbps and is compatible with most major cable providers.
5
The product is ideal for providing high-speed internet access and connectivity to multiple devices.
6
Ideal for upgrading your cable modem to support faster internet speeds and to work with Comcast Xfinity, Cox, and Spectrum providers.
7
The product is ideal for those who need a high-speed internet connection compatible with major cable providers.
8
The product is ideal for high-speed internet connectivity and compatible with various cable service providers.
9
This product is ideal for households using Xfinity cable and voice plans with a need for fast internet and phone service.
10
The product is ideal for providing internet access and WiFi capabilities through a cable modem router compatible with multiple service providers.
The product is ideal for high-speed cable internet plans and combines a modem and WiFi router in one device.
The product is ideal for providing internet connectivity and high speeds in homes up to 2,000 square feet.
Ideal for high-speed internet connectivity via cable providers like Comcast Xfinity, Cox, and Spectrum.
This product is ideal for cable internet plans with speeds up to 400Mbps and is compatible with most major cable providers.
The product is ideal for providing high-speed internet access and connectivity to multiple devices.
Ideal for upgrading your cable modem to support faster internet speeds and to work with Comcast Xfinity, Cox, and Spectrum providers.
The product is ideal for those who need a high-speed internet connection compatible with major cable providers.
The product is ideal for high-speed internet connectivity and compatible with various cable service providers.
This product is ideal for households using Xfinity cable and voice plans with a need for fast internet and phone service.
The product is ideal for providing internet access and WiFi capabilities through a cable modem router compatible with multiple service providers.

1. Xfinity-Approved Gigabit Modem & Router Combo

The Fast 24×8 DOCSIS 3.0 cable Modem is a great addition to your home internet setup. This modem comes with a built-in AC1900 Dual band (2.4GHz and 5GHz) Wi-Fi Gigabit Router that has four Gigabit (GigE) Ethernet ports, power boost Wi-Fi amplifiers, firewall security, and much more. It is certified by all leading cable service providers including Comcast Xfinity, Cox, and Charter Spectrum (not compatible with fiber optic, DSL, or satellite services, available from Verizon, AT&T, CenturyLink, Frontier, and others).

The maximum modem speed is 1000 Mbps, which supports service speeds up to 650 Mbps. This modem can help you eliminate up to 156 dollars per year in cable Modem rental fees (Savings are shown for Comcast Xfinity and vary by cable service provider).

This modem also comes with a built-in high-speed router with AC1900 wireless and Power boost – providing internet access for Wi-Fi devices including smartphones, notebooks, tablets, and more. The 4 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers and other Ethernet-capable devices. A Broadcom cable Modem Chipset provides security from denial of service attacks.

This modem has a wireless power boost for better speed and range. It adds high-performance Wi-Fi power amplifiers to boost the wireless signals to the legal limit, giving a significant Boost in speed and range. In addition, anybeam Performing at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range.

Pros

  • Eliminates cable modem rental fees
  • Certified by all leading cable service providers
  • Built-in high-speed router with AC1900 wireless and Power boost
  • 4 10/100/1000 Gigabit Ethernet LAN ports provide wired connections
  • Broadcom cable Modem Chipset provides security from denial of service attacks
  • Wireless power boost for better speed and range

Cons

  • – Not compatible with fiber optic, DSL, or satellite services

2. Orbimesh Modem Router: Fast Internet For Large Areas

The Orbi Cable Modem Router is a cost-effective solution that replaces both your cable modem and router, saving you up to $156 annually in equipment rental fees. It also improves your WiFi performance and reduces clutter. You can expand your coverage with Orbi satellite extenders, which are sold separately.

The cable modem can provide up to 32 times faster internet speed for smooth, uninterrupted connections and maximum download speeds. The DOCSIS 3.0 modem comes with 32 x 8 channel bonding that ensures faster internet speed. The router eliminates WiFi dead zones and buffering for super-fast, reliable streaming and gaming. It offers a consistent coverage of 2,000 square feet at speeds up to 2.2 Gbps, allowing you to enjoy uninterrupted streaming and gaming experience.

This device is equipped with tri-band technology that maintains speed even as more devices use your WiFi at the same time. Its powerful quad-core 710MHz processor and 4 Ethernet ports provide a wired connection to your Smart TV, gaming console, and more. The router is compatible with all major Internet Service Providers, including Xfinity from Comcast, Spectrum, Cox, and more. However, it is not compatible with Gigabit service, Verizon, AT&T, or CenturyLink.

The Orbi Cable Modem Router includes Circle Smart Parental Controls, which is a smart way for families to manage content and time online on any connected device. The router also has a simple setup with the Orbi app, which allows you to create a guest network, access parental controls, and run speed tests right from the app.

The maximum wireless signal range derived from IEEE standard 802.11 specifications. The device's power adapter is 12V/3.5A.

Pros

  • Cost-effective solution that replaces both your cable modem and router
  • Saves up to $156 annually in equipment rental fees
  • Improves your WiFi performance and reduces clutter
  • Equipped with tri-band technology that maintains speed even as more devices use your WiFi at the same time
  • Powerful quad-core 710MHz processor and 4 Ethernet ports provide a wired connection to your Smart TV, gaming console, and more
  • Compatible with all major Internet Service Providers, including Xfinity from Comcast, Spectrum, Cox, and more
  • Includes Circle Smart Parental Controls for managing content and time online on any connected device
  • Simple setup with the Orbi app

Cons

  • – Not compatible with Gigabit service, Verizon, AT&T, or CenturyLink
  • – Satellite extenders sold separately

3. High-Speed Gigabit Modem & Wi-Fi Router

The ARRIS SURFboard SBG8300 Wi-Fi Cable Modem is a two-in-one product that provides high-speed connectivity and low latency, making it an excellent choice for households that require ultra-fast streaming and downloading capabilities. With over 260 million modems sold, ARRIS is a trusted brand that you can rely on to deliver top-notch performance and connectivity.

This modem uses DOCSIS 3.1 technology, which is ten times faster than DOCSIS 3.0, providing better security, reduced lag while gaming, and enabling multi-gig networking. With this technology, you can run fast speeds on your copper cable from your internet provider, making it a reliable and efficient option for your home network.

By owning your modem, you can save up to $168 per year in cable modem rental fees, depending on your cable service provider. Compatible with most U.S. cable internet service providers, this modem is certified for use with Cox (Gigablast), Spectrum (Internet Gig), Xfinity (Gigabit/Gigabit x2), and others. Be sure to check your Internet Service Provider (ISP) website to confirm compatibility.

Setting up the SURFboard SBG8300 is simple and secure. Just plug it in, download the SURFboard Central App, and follow the step-by-step instructions to activate the modem, set up and customize your Wi-Fi network, and add devices to your home network. Once the setup is complete, the app provides real-time monitoring of the devices on your network, enhanced parental controls, such as setting time limits and pausing internet, and much more.

This modem also features four 1-Gigabit ethernet ports and delivers Wi-Fi 5 speeds up to 2.3 Gbps (2,350 Mbps), making it a reliable and efficient option for your home network. With dedicated customer support available via live chat and phone from 8am -1am EST, you can rest assured that you will have the assistance you need when you need it.

In the box, you will receive the ARRIS SURFboard SBG8300 Cable Modem, Power Supply, Quick-Start guide, and a 2-year warranty card. The product ships with a 2-Year Limited Warranty provided by ARRIS.

Pros

  • DOCSIS 3.1 technology provides fast and reliable connectivity with reduced lag while gaming.
  • The modem is certified for use with most U.S. cable internet service providers, providing you with flexibility and compatibility.
  • The SURFboard Central App offers real-time monitoring and enhanced parental controls, making it easy to manage your home network.
  • With four 1-Gigabit ethernet ports and Wi-Fi 5 speeds up to 2.3 Gbps (2,350 Mbps), this modem provides high-speed connectivity for all your devices.
  • Dedicated customer support via live chat and phone is available from 8am -1am EST, ensuring you have access to assistance when you need it.
  • The product comes with a 2-Year Limited Warranty provided by ARRIS.

Cons

  • – This modem may not be compatible with all cable internet service providers, so be sure to check your ISP website to confirm compatibility.
  • – While owning your modem can save you money in rental fees, the initial cost may be higher than renting a modem.

4. Ultimate Cable Modem For High-Speed Internet

The CM500 cable modem is a cost-effective solution to replace your existing modem and save money on equipment rental fees. It can save you up to $168 annually. This modem supports download speeds of up to 400Mbps for Spectrum, up to 200Mbps for Xfinity, and up to 150Mbps for Cox.

This modem is compatible with any wifi router. You can connect your wifi router to the Ethernet port of the CM500 modem to support all your wireless devices. The modem has 1 Gigabit Ethernet port that can connect to your computer or a separate WiFi router.

The CM500 uses DOCSIS 3.0 technology and is engineered with 16×4 channel bonding. This technology ensures maximum efficiency and high-speed internet connectivity, making it an ideal choice for home and office use.

Pros

  • Cost-effective solution to replace the existing modem
  • Compatible with any wifi router
  • Supports high-speed internet connectivity
  • Engineered with 16×4 channel bonding and DOCSIS 3.0 technology

5. Surfstream 6 – Fastest Internet & Router Combo

The ARRIS SURFboard G34 Wi-Fi Cable Modem is a two-in-one product that provides high-speed internet connectivity and helps reduce your cable bill up to $168 per year in cable modem rental fees (Savings vary by cable service provider). With over 260 million modems sold, ARRIS is a trusted brand in home connectivity.

This modem is equipped with DOCSIS 3.1 technology, which is 10 times faster than DOCSIS 3.0 and provides better security, reduces lag while gaming, and enables multi-gig networking. It is compatible with major U.S. cable internet providers, including Cox (Gigablast), Spectrum (Internet Gig), Xfinity (Gigabit/Gigabit x2), and others, and approved for cable internet speed plans up to 1 Gbps.

Setting up the modem is simple and secure. Just plug it in, download the SURFboard Central App, and follow the step-by-step instructions to activate the modem, set up and customize your Wi-Fi network, and add devices to your home network. Once setup is complete, the app provides real-time monitoring of the devices on your network, and enhanced parental controls like setting time limits and pausing internet.

The modem also comes with four 1-Gigabit ethernet ports and delivers Wi-Fi 6 speeds up to 3 Gbps (3,000 Mbps). Dedicated customer support is available through live chat and phone support from 8 am to 1 am EST. The product ships with a 2-year limited warranty provided by ARRIS.

Pros

  • Equipped with DOCSIS 3.1 technology for faster internet speeds and better security
  • Compatible with major U.S. cable internet providers
  • Simple and secure setup with the SURFboard Central App
  • Real-time monitoring of devices and enhanced parental controls
  • Comes with four 1-Gigabit ethernet ports and delivers Wi-Fi 6 speeds up to 3 Gbps (3,000 Mbps)
  • Dedicated customer support available through live chat and phone support
  • Ships with a 2-year limited warranty provided by ARRIS

6. High-Speed Cable Modem For Any Network!

The Model MB7621 is a reliable cable modem that is suitable for actual cable internet service speeds of up to 650 Mbps. It has been rated as the best modem for most people by Wirecutter due to its exceptional features. The cable modem is equipped with a Full-Band Capture Digital Tuner that ensures faster and more reliable internet speeds. You can connect the cable modem to a WiFi router, computer, HDTV, game station, or streaming video device using its 1 Gigabit Ethernet port, which is ideal for Whole Home WiFi or Mesh networks like eero, Google WiFi, and Orbi.

Please note that this cable modem does not have a built-in wireless router or telephone call capability. However, you can opt for Motorola MG7315, MG7540, MG7550, and MG7700 that come with a built-in wireless router if you need that feature. It is important to note that this cable modem requires cable internet service and is approved for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, BrightHouse, CableOne, SuddenLink, RCN, and other cable service providers. You can eliminate cable modem rental fees that can amount to up to 156 dollars per year, thereby saving you a considerable amount of money.

Setting up this cable modem is fast and easy using the quick start guide. Its attractive and compact design not only minimizes shelf space but also improves cooling and extends product life while looking great in any home or office. Additionally, the cable modem comes with a 2-year warranty plus rugged lightning and power surge circuits that protect your investment.

Overall, if you are looking for a reliable and efficient cable modem that can handle high-speed internet, the Model MB7621 is an excellent choice that will provide you with great value for your money.

Pros

  • Can handle internet speeds of up to 650 Mbps
  • Full-Band Capture Digital Tuner ensures faster and more reliable internet speeds
  • 1 Gigabit Ethernet port for connecting multiple devices
  • Eliminates cable modem rental fees
  • Fast and easy setup using the quick start guide
  • Attractive and compact design that minimizes shelf space and improves cooling
  • Comes with a 2-year warranty and rugged lightning and power surge circuits

Cons

  • – Does not have a built-in wireless router or telephone call capability
  • – Not compatible with fiber optic, DSL or satellite services

7. Nighthawk Cable Modem Wifi Router Combo

Enjoy blazing-fast internet speeds and save money with the Model C7000 cable modem and Wi-Fi router. This device replaces your existing equipment, eliminating up to $168/year in rental fees. The modem technology is engineered with 32×8 channel bonding and DOCSIS 3.1 for maximum performance. The device is compatible with Xfinity (up to 800Mbps), Cox (up to 500Mbps), Spectrum (up to 400Mbps), and other carriers. With AC1900 speed, you can connect up to 30 devices and enjoy wireless coverage of up to 1800 square feet. The device also features four Gigabit Ethernet ports and two USB ports for versatile connections to your computer, printer, game box, storage drive, and other devices. Troubleshooting steps can be found on page 102 of the user guide.

Pros

  • Saves you up to $168/year in rental fees
  • Compatible with Xfinity (up to 800Mbps), Cox (up to 500Mbps), Spectrum (up to 400Mbps), and other carriers
  • AC1900 speed allows for up to 30 devices to be connected and 1800 square feet of wireless coverage
  • Four Gigabit Ethernet ports and two USB ports provide versatile wired connections
  • Modem technology is engineered with 32×8 channel bonding and DOCSIS 3.1 for maximum performance

8. Surfboard 1gbps Cable Modem – Fastest Internet!

The ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem is the perfect solution for those who want better connectivity, faster streaming, and downloading in their homes. With over 260 million modems sold, this modem is designed to provide superior connectivity, increase your network capability, and reduce lag while gaming. It is certified for use with most U.S. cable internet service providers, so you can save up to $168 per year in cable modem rental fees.

The SB8200 uses the newest technology available from cable internet providers, DOCSIS 3.1, which is 10x faster than DOCSIS 3.0. It offers better security, enables multi-gig networking, and is approved for cable internet speed plans up to 1-Gbps. The device has two 1-Gigabit ethernet ports to connect to a Wi-Fi router or other wired device. It is compatible with major U.S. cable internet providers, including Cox (Gigablast), Spectrum (Internet Gig), Xfinity (Blast!/Extreme Pro), and others. You can check your Internet Service Provider (ISP) website to confirm compatibility.

The set-up process is simple and secure. You just need to plug-in the device, download the SURFboard Central App and follow the instructions to activate the modem. Connect to a Wi-Fi router for networking. The SB8200 comes with a 2-year warranty card and power supply. You can get live chat and phone support available 8am -1am EST from the dedicated customer support team. The product ships with a 2-Year Limited Warranty provided by ARRIS.

Pros

  • Superior connectivity with DOCSIS 3.1 technology
  • Certified for use with most U.S. cable internet service providers
  • Reduces lag while gaming and enables multi-gig networking
  • Saves up to $168 per year in cable modem rental fees
  • Simple and secure set-up process
  • Dedicated customer support available
  • Comes with a 2-year limited warranty provided by ARRIS

9. Nighthawk Voice Modem With Fast Wifi Speed.

The Compatible with Xfinity Cable & Voice Plans up to 600Mbps speed is a three-in-one device that functions as a DOCSIS 3.0 Cable Modem, AC1900 WiFi Router, and Xfinity Voice with 2 USB ports. It is designed to deliver 24x faster download speeds than DOCSIS 2.0, making it an ideal choice for high-speed online gaming, faster downloads, and streaming 4K HD videos.

This device comes with optional battery backup that provides up to 8 hours of standby and 5 hours of talk time during power outages. It also features 2 Voice over IP (VoIP) Ports and 4 Gigabit Ethernet Ports, making it easy to connect multiple devices. The Compatible with Xfinity Cable & Voice Plans up to 600Mbps speed is compatible with Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux. It can be accessed through Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher.

Overall, the Compatible with Xfinity Cable & Voice Plans up to 600Mbps speed is a versatile and reliable device that provides fast and stable internet connectivity. It is an excellent choice for households that require high-speed internet for various online activities.

Pros

  • Three-in-one device that functions as a DOCSIS 3.0 Cable Modem, AC1900 WiFi Router, and Xfinity Voice with 2 USB ports
  • 24x faster download speeds than DOCSIS 2.0, making it an ideal choice for high-speed online gaming, faster downloads, and streaming 4K HD videos
  • Optional battery backup that provides up to 8 hours of standby and 5 hours of talk time during power outages
  • Features 2 Voice over IP (VoIP) Ports and 4 Gigabit Ethernet Ports, making it easy to connect multiple devices
  • Compatible with Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux
  • Can be accessed through Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher

10. Renewed Nighthawk Combo: Fast Internet Anywhere

The NETGEAR Nighthawk AC1900 is a modem and WiFi router compatible with all major cable internet providers, including Xfinity by Comcast, COX, and Spectrum. Please note that it is not compatible with DSL providers, Verizon, AT&T, CenturyLink, DirecTV, DISH, or cable bundled voice services. The product is designed to save you up to $150 per year in equipment rental fees, as it replaces your cable modem and WiFi router. The model C7000 is built for fast speed and is best for cable provider plans up to 400 Mbps speed.

The NETGEAR Nighthawk AC1900 modem and WiFi router is equipped with 4 Gigabit Ethernet ports and 2 USB ports, which give you fast wired connections to your computer, printer, game box, storage drive, and other devices. The WiFi router is built for fast speed and provides up to 1800 sq ft of wireless coverage with AC1900 speed (up to 1900 Mbps). The modem technology uses 24×8 channel bonding and DOCSIS 3.0 for efficient and fast internet connectivity.

The NETGEAR Nighthawk AC1900 modem and WiFi router is safe and secure to use, as it includes parental controls and supports WEP and WPA/WPA2 wireless security protocols. It is compatible with Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux, Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher. Before purchasing, it is recommended that you check your cable internet service provider's website for data speed tier compatibility.

Pros

  • Compatible with all major cable internet providers
  • Saves up to $150 per year in equipment rental fees
  • Equipped with 4 Gigabit Ethernet ports and 2 USB ports
  • Provides up to 1800 sq ft of wireless coverage with AC1900 speed (up to 1900 Mbps)
  • Safe and secure to use, as it includes parental controls and supports WEP and WPA/WPA2 wireless security protocols

Cons

  • – Not compatible with DSL providers, Verizon, AT&T, CenturyLink, DirecTV, DISH, or cable bundled voice services

Best Internet Modem For Xfinity FAQs

Can I use my own modem with Xfinity internet?

Yes, you can use your own modem with Xfinity internet. Xfinity offers a list of compatible modems that you can purchase or rent, but you are not required to use one of these options. You can choose to purchase your own modem, as long as it is compatible with Xfinity's network. It is important to note that if you choose to use your own modem, you will be responsible for ensuring that it is properly configured and set up for use with Xfinity's internet service. Additionally, if you encounter any issues with your internet service, Xfinity's customer support team may not be able to offer as much assistance if you are using your own modem. However, many people prefer to use their own modems as it can be more cost-effective in the long run and offer more flexibility in terms of features and customization options.

Do I need a separate modem and router for Xfinity internet?

Yes, you need a separate modem and router for Xfinity internet. A modem is a device that connects your home network to the internet, while a router is a device that allows multiple devices to connect to the internet through a single connection. Xfinity internet service requires a compatible modem to connect to their network, which can be rented or purchased from Xfinity or a third-party provider. However, it is recommended to purchase your own modem to save on rental fees and have more control over your network. Additionally, a router is needed to provide Wi-Fi access to your devices. You can either purchase a separate router or a combination modem/router device. It is important to ensure that the modem and router are compatible with Xfinity’s network and meet their technical specifications to ensure optimal performance.

How do I activate my Xfinity internet modem?

Activating your Xfinity internet modem is a simple process that can be done in a few steps. First, ensure that your modem is properly connected to your computer or Wi-Fi router. Once you have done that, you need to activate your modem by following the instructions provided by Xfinity. You can either activate your modem online or by calling their customer service number.

To activate your modem online, visit the Xfinity website and log in to your account. Go to the "Activate Modem" section and enter the necessary information such as your account number, phone number, and modem serial number. Once you have entered all the required details, click on "Activate" and your modem will be activated within a few minutes.

If you prefer to activate your modem by phone, call the Xfinity customer service number and follow the prompts to speak with a representative. Provide them with the necessary information and they will activate your modem for you.

In conclusion, activating your Xfinity internet modem is a straightforward process that can be done online or by phone. Ensure that your modem is properly connected to your computer or Wi-Fi router before beginning the process.

What internet modem is compatible with Xfinity?

Xfinity is one of the leading internet service providers in the United States, offering high-speed internet services to millions of users across the country. If you are looking for a compatible modem to use with Xfinity internet, there are several options available in the market.

One of the popular modems that are compatible with Xfinity is the Motorola MB7621. This modem is a reliable and affordable option for those who want to save money on rental fees. Another modem that is compatible with Xfinity is the Netgear CM500. This modem is known for its fast and reliable connection speeds, making it a great choice for heavy internet users.

If you are looking for a modem that offers faster internet speeds, then you might want to consider the Arris Surfboard SB8200. This modem is compatible with Xfinity's Gigabit internet service, providing you with lightning-fast speeds of up to 1 Gbps.

Ultimately, the modem you choose will depend on your internet needs and budget. Make sure to check with Xfinity to ensure that the modem you choose is compatible with their network.

What is the best modem for Xfinity internet?

When it comes to choosing the best modem for Xfinity internet, there are a few things to consider. Firstly, it's important to ensure that the modem is compatible with Xfinity's network. Secondly, you'll want to look for a modem that can handle your internet speed requirements.

One great option is the Motorola MB8600 DOCSIS 3.1 Cable Modem. This modem is compatible with Xfinity's network and can handle internet speeds up to 1000 Mbps. It also has a 32×8 channel bonding, which means it can handle multiple devices connected to your network without slowing down.

Another great option is the NETGEAR CM1000 DOCSIS 3.1 Cable Modem. This modem is also compatible with Xfinity's network and can handle internet speeds up to 1000 Mbps. It also has a 32×8 channel bonding and is equipped with a Gigabit Ethernet port for faster and more reliable connections.

Ultimately, the best modem for Xfinity internet will depend on your specific needs and budget. However, both the Motorola MB8600 and NETGEAR CM1000 are reliable options that can handle high-speed internet and multiple devices.

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