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Best Buy customers often prefer the following products when searching for xfinity gigabit modem.

The modem is the heart of your Internet experience. A modem is a device that connects your home to the Internet and a good modem will provide a stable and reliable Internet connection. Browse the top-ranked list of Xfinity Gigabit modems below along with associated reviews and opinions.

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  1. NETGEAR - Nighthawk 32 x 8 DOCSIS 3.1 Voice Cable Modem - Angle_Zoom
    Top comment

    "Stable on Xfinity Gigabit...Highly recommended if your on Xfinity and using your own Wi-Fi router....Netgear Nighthawk 2.5Gbps Modem...I currently have gigabit service and get speeds of 1200m with this modem."

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    Product Description

    This NETGEAR Nighthawk ultra-high-speed cable modem for Xfinity Voice (CM2050V) delivers the gigabit-speed cable Internet and perfect call clarity. This DOCSIS 3.1 cable modem with voice supports all of today's Internet service plans and is designed for the high-performance Internet in the future. CM2050V includes two telephone ports that automatically prioritize voice over the Internet for clear and uninterrupted calls."
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    Top comment

    "Stable on Xfinity Gigabit...Highly recommended if your on Xfinity and using your own Wi-Fi router....Netgear Nighthawk 2.5Gbps Modem...I currently have gigabit service and get speeds of 1200m with this modem."

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    Product Description

    This NETGEAR Nighthawk ultra-high-speed cable modem for Xfinity Voice (CM2050V) delivers the gigabit-speed cable Internet and perfect call clarity. This DOCSIS 3.1 cable modem with voice supports all of today's Internet service plans and is designed for the high-performance Internet in the future. CM2050V includes two telephone ports that automatically prioritize voice over the Internet for clear and uninterrupted calls."
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    See all Cable Modems
  2. ARRIS - SURFboard S33 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps Ethernet Port - White - Front_Zoom
    Top comment

    "It’s been a month and it works great with Xfinity gigabit plan and linksys tri-band mesh router....Reliable and works for Xfinity Gigabit as long as you have the right router"

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    Product Description

    The ARRIS SURFboard S33 is a DOCSIS 3.1 Cable Modem that delivers the fastest speeds and the latest technology. With a 2.5 Gigabit and a 1 Gigabit Ethernet port, the S33 enables a multi-gig experience for things like online gaming, 4K video streaming and more. It’s best for cable internet speed plans up to 2.5 Gbps and setup is simple with an easy-to-use app. It's compatible with any Wi-Fi router and saves you money on monthly rental fees. Upgrade your home network with an SURFboard S33 DOCSIS 3.1 Cable Modem.
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    Top comment

    "It’s been a month and it works great with Xfinity gigabit plan and linksys tri-band mesh router....Reliable and works for Xfinity Gigabit as long as you have the right router"

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    Product Description

    The ARRIS SURFboard S33 is a DOCSIS 3.1 Cable Modem that delivers the fastest speeds and the latest technology. With a 2.5 Gigabit and a 1 Gigabit Ethernet port, the S33 enables a multi-gig experience for things like online gaming, 4K video streaming and more. It’s best for cable internet speed plans up to 2.5 Gbps and setup is simple with an easy-to-use app. It's compatible with any Wi-Fi router and saves you money on monthly rental fees. Upgrade your home network with an SURFboard S33 DOCSIS 3.1 Cable Modem.
    See all Cable Modems
    See all Cable Modems
  3. NETGEAR - 32 x 8 DOCSIS 3.0 Cable Modem - Black - Front_Zoom
    Top comment

    "Not got Gigabit Service...I purchased this modem after upgrading to Gigabit service on Xfinity. ...Works for Xfinity gigabit internet...I had to upgrade to be compatible for gigabit internet with Xfinity. Pays for itself in a couple years"

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    Product Description

    The CM700 DOCSIS 3.0 High Speed Cable Modem, with speeds up to 1.4 Gbps and 32X faster than DOCSIS 2.0 devices, is ideal for streaming or gaming. It features a Gigabit Ethernet port and it's CableLabs DOCSIS 3.0 Certified to work with cable Internet XFINITY from Comcast, Spectrum, Cox and more.
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    Top comment

    "Not got Gigabit Service...I purchased this modem after upgrading to Gigabit service on Xfinity. ...Works for Xfinity gigabit internet...I had to upgrade to be compatible for gigabit internet with Xfinity. Pays for itself in a couple years"

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    Product Description

    The CM700 DOCSIS 3.0 High Speed Cable Modem, with speeds up to 1.4 Gbps and 32X faster than DOCSIS 2.0 devices, is ideal for streaming or gaming. It features a Gigabit Ethernet port and it's CableLabs DOCSIS 3.0 Certified to work with cable Internet XFINITY from Comcast, Spectrum, Cox and more.
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    See all Modems
  4. NETGEAR - Nighthawk DOCSIS 3.1 Cable Modem - Black - Front_Zoom
    Top comment

    "Easy to install and activate with Xfinity. Able to get 900Mbps on Xfinity gigabit....Great modem..works with Xfinity gigabit speed..way better than renting theirs"

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    Product Description

    The CM1000 Ultra-High Speed Cable Modem, with speeds up to 1Gbps and DOCSIS 3.1 is 10X faster than DOCSIS 3.0 devices. It's backward compatible with DOCSIS 3.0 and ready for future service plan upgrades for XFINITY from Comcast, Cox, and Spectrum. A Gigabit Ethernet port provides faster access and downloads.
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    Top comment

    "Easy to install and activate with Xfinity. Able to get 900Mbps on Xfinity gigabit....Great modem..works with Xfinity gigabit speed..way better than renting theirs"

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    Product Description

    The CM1000 Ultra-High Speed Cable Modem, with speeds up to 1Gbps and DOCSIS 3.1 is 10X faster than DOCSIS 3.0 devices. It's backward compatible with DOCSIS 3.0 and ready for future service plan upgrades for XFINITY from Comcast, Cox, and Spectrum. A Gigabit Ethernet port provides faster access and downloads.
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    See all Modems
  5. Motorola - MG8725 32x8 DOCSIS 3.1 Modem + AX6000 router - Black - Front_Zoom
    Top comment

    "Updated my Comcast internet to a faster speed but old modem was not compatible anymore. This was listed as compatible modem + router of up to 1000mbps I believe. ...I am a Comcast Xfinity customer who recently upgraded to the Extreme Pro 1200 plan and needed to upgrade my DOCSIS 3.0 cable modem to a DOCSIS 3.1 cable modem to take advantage of the speed in my new plan. "

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    Product Description

    The ultra-fast MG8725 DOCSIS 3.1 Cable Modem with Built-in AX Router is the first CableLabs certified device supporting new low-latency features, making it perfect for precision gaming, streaming, conferencing and more.
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    Top comment

    "Updated my Comcast internet to a faster speed but old modem was not compatible anymore. This was listed as compatible modem + router of up to 1000mbps I believe. ...I am a Comcast Xfinity customer who recently upgraded to the Extreme Pro 1200 plan and needed to upgrade my DOCSIS 3.0 cable modem to a DOCSIS 3.1 cable modem to take advantage of the speed in my new plan. "

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    Product Description

    The ultra-fast MG8725 DOCSIS 3.1 Cable Modem with Built-in AX Router is the first CableLabs certified device supporting new low-latency features, making it perfect for precision gaming, streaming, conferencing and more.
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    See all Modem & Router Combos
  6. ARRIS - SURFboard DOCSIS 3.1 Cable Modem for Xfinity Internet & Voice - Black - Front_Zoom
    Top comment

    "I went from pulling over 500+ Mbps on my xfinity gigabit plan, to instantly getting over 850+. ...Great modem supports gigabit speeds...This cable modem has been working well. I've been consistently getting over 700 Mbps using Xfinity gigabit. "

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    Product Description

    Get a perfect compliment to your Wi-Fi router with this Arris SURFboard T25 cable modem. Two Gigabit Ethernet ports allow for fast connection speeds to Wi-Fi routers or other wired devices, and dual telephony ports provide convenient digital voice support. This Arris SURFboard T25 cable modem can bond to two upstream and two downstream DOCSIS 3.1 channels to help achieve true gigabit download speeds.
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    Top comment

    "I went from pulling over 500+ Mbps on my xfinity gigabit plan, to instantly getting over 850+. ...Great modem supports gigabit speeds...This cable modem has been working well. I've been consistently getting over 700 Mbps using Xfinity gigabit. "

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    Product Description

    Get a perfect compliment to your Wi-Fi router with this Arris SURFboard T25 cable modem. Two Gigabit Ethernet ports allow for fast connection speeds to Wi-Fi routers or other wired devices, and dual telephony ports provide convenient digital voice support. This Arris SURFboard T25 cable modem can bond to two upstream and two downstream DOCSIS 3.1 channels to help achieve true gigabit download speeds.
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    See all Cable Modems
  7. Motorola - MT7711 24x8 DOCSIS 3.0 Modem + AC1900 Router for Xfinity Internet & Voice - Black - Front_Zoom
    Top comment

    "Motorola MT-7711 Modem/Router...Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band WiFi Gigabit Router, for Comcast XFINITY Internet and Voice. ...Modem working great with Xfinity services...Modem has been working great with Xfinity services (notice even better performance than with Xfinity modem)! "

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    Product Description

    The Motorola MT7711 combines an ultra-fast DOCSIS 3.0 cable modem + AC1900 WiFi router + 2 phones lines for use with Xfinity Voice service only. Certified for Comcast Xfinity Internet and Voice service and recommended for cable internet plans with speeds up to 600 Mbps. Features 4 Gigabit Ethernet ports for wired connections. Delivers up to 1900 Mbps wireless speed. Power Boost, Range Boost, and AnyBeam WiFi beamforming enable quality streaming, gaming, and connecting throughout the home. Enjoy crystal-clear calling and enhanced features like caller ID, call forwarding, conference calling, and more. Save up to $168 per year on cable modem rental fees (savings described is for Comcast Xfinity service). Comes with a 2-year warranty and free support from our USA team of connectivity technicians. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and non-Xfinity voice services.
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    Top comment

    "Motorola MT-7711 Modem/Router...Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band WiFi Gigabit Router, for Comcast XFINITY Internet and Voice. ...Modem working great with Xfinity services...Modem has been working great with Xfinity services (notice even better performance than with Xfinity modem)! "

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    Product Description

    The Motorola MT7711 combines an ultra-fast DOCSIS 3.0 cable modem + AC1900 WiFi router + 2 phones lines for use with Xfinity Voice service only. Certified for Comcast Xfinity Internet and Voice service and recommended for cable internet plans with speeds up to 600 Mbps. Features 4 Gigabit Ethernet ports for wired connections. Delivers up to 1900 Mbps wireless speed. Power Boost, Range Boost, and AnyBeam WiFi beamforming enable quality streaming, gaming, and connecting throughout the home. Enjoy crystal-clear calling and enhanced features like caller ID, call forwarding, conference calling, and more. Save up to $168 per year on cable modem rental fees (savings described is for Comcast Xfinity service). Comes with a 2-year warranty and free support from our USA team of connectivity technicians. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and non-Xfinity voice services.
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    See all Modem & Router Combos
  8. Motorola - MG7700 24x8 DOCSIS 3.0 Cable Modem + AC1900 Router - Black - Left_Zoom
    Top comment

    "duel band router and modem...This modem/router is the one to buy. Its made especially for Xfinity Comcast use....Cannot handle gig-speed thru Xfinity...So be warned if you are getting this modem to use with xfinity."

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    Product Description

    The Motorola MG7700 24x8 DOCSIS 3.0 cable modem + AC1900 dual-band (2.4GHz and 5GHz) Wi-Fi Gigabit router with four Gigabit (GigE) Ethernet ports, power boost Wi-Fi amplifiers, firewall security, and more. Power Boost technology amplifies the wireless signal to the limit set by the Federal Communications Commission (FCC) to deliver higher WiFi speeds and extend the WiFi range. AnyBeam WiFi beamforming at 2.4 GHz and 5 GHz focuses the wireless signal on your wireless devices to further enhance wireless performance.
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    Top comment

    "duel band router and modem...This modem/router is the one to buy. Its made especially for Xfinity Comcast use....Cannot handle gig-speed thru Xfinity...So be warned if you are getting this modem to use with xfinity."

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    Product Description

    The Motorola MG7700 24x8 DOCSIS 3.0 cable modem + AC1900 dual-band (2.4GHz and 5GHz) Wi-Fi Gigabit router with four Gigabit (GigE) Ethernet ports, power boost Wi-Fi amplifiers, firewall security, and more. Power Boost technology amplifies the wireless signal to the limit set by the Federal Communications Commission (FCC) to deliver higher WiFi speeds and extend the WiFi range. AnyBeam WiFi beamforming at 2.4 GHz and 5 GHz focuses the wireless signal on your wireless devices to further enhance wireless performance.
    See all Modem & Router Combos
    See all Modem & Router Combos
  9. Motorola - MT8733 32x8 DOCSIS 3.1 Modem + AX6000 Router with Voice for Xfinity - Black - Front_Zoom
    Top comment

    "Unfortunately I had to return the Modem as Xfinity could (would) not provision my phone lines....This modem router works well with Xfinity....I contacted Xfinity to connect the modem and Motorola to reset/ strengthen the WiFi."

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    Product Description

    When you’re ready to level up – the MT8733 DOCSIS 3.1 Cable Modem with Built-In AX Router and 2 Phone Lines is a first-of-its-kind voice-enabled modem/router with two phone lines for reliable communication. Supports the fastest internet with DOCSIS 3.1 for download speeds ten times faster than the previous DOCSIS standard.
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    Top comment

    "Unfortunately I had to return the Modem as Xfinity could (would) not provision my phone lines....This modem router works well with Xfinity....I contacted Xfinity to connect the modem and Motorola to reset/ strengthen the WiFi."

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    Product Description

    When you’re ready to level up – the MT8733 DOCSIS 3.1 Cable Modem with Built-In AX Router and 2 Phone Lines is a first-of-its-kind voice-enabled modem/router with two phone lines for reliable communication. Supports the fastest internet with DOCSIS 3.1 for download speeds ten times faster than the previous DOCSIS standard.
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    See all Modem & Router Combos
  10. Motorola - MG8702 32x8 DOCSIS 3.1 Cable Modem + AC3200 Router - Black - Front_Zoom
    Top comment

    "Motorola MG8702 Modem...Compatible to use with xFinity. Did away with the rental fee with xFinity....great modem/router...kickass modem/router if you have gigabit internet and don't want to pay the endless monthly router rental fees. "

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    Product Description

    The Motorola MG8702 Gigabit Cable Modem with built-in AC3200 4X4 Router supports Gigabit Ethernet speed with advanced WiFi performance. Approved for Comcast Xfinity, Cox, and Charter Spectrum services, this cable modem is also backwards compatible with 32x8 DOCSIS 3.0.
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    Top comment

    "Motorola MG8702 Modem...Compatible to use with xFinity. Did away with the rental fee with xFinity....great modem/router...kickass modem/router if you have gigabit internet and don't want to pay the endless monthly router rental fees. "

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    Product Description

    The Motorola MG8702 Gigabit Cable Modem with built-in AC3200 4X4 Router supports Gigabit Ethernet speed with advanced WiFi performance. Approved for Comcast Xfinity, Cox, and Charter Spectrum services, this cable modem is also backwards compatible with 32x8 DOCSIS 3.0.
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    See all Modem & Router Combos
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