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comcast modem

Best Buy customers often prefer the following products when searching for Comcast Modem.

Browse the top-ranked list of Comcast Modem below along with associated reviews and opinions.

Browse the top-ranked list of Comcast Modem below along with associated reviews and opinions.

Main Results
  1. ARRIS - SURFboard 8 x 4 DOCSIS 3.0 Cable Modem - Silver - Front_Zoom
    Top comment

    "Great cable model for Comcast users...Utilizing this modem and a separate router you purchase or purchasing an integrated modem / router can eliminate both the $8.00 modem rental and the $4.99 wireless connection fee from your monthly bill resulting in a savings of approximately $156 a year"

    "Great cable model for Comcast users"

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    Product Description

    This ARRIS SURFboard SB6141 DOCSIS 3.0 high-speed cable modem delivers 8-channel downstream data speeds up to 343.1 Mbps for fast Internet connection. The internal filter helps minimize interference for enhanced performance.
    Your price for this item is $49.99
    Top comment

    "Great cable model for Comcast users...Utilizing this modem and a separate router you purchase or purchasing an integrated modem / router can eliminate both the $8.00 modem rental and the $4.99 wireless connection fee from your monthly bill resulting in a savings of approximately $156 a year"

    "Great cable model for Comcast users"

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    Product Description

    This ARRIS SURFboard SB6141 DOCSIS 3.0 high-speed cable modem delivers 8-channel downstream data speeds up to 343.1 Mbps for fast Internet connection. The internal filter helps minimize interference for enhanced performance.
  2. ARRIS - SURFboard 32 x 8 DOCSIS 3.0 Cable Modem - White - Front_Zoom
    Top comment

    "A big improvement for Comcast...This is the perfect modem for anybody was a high-speed ISP provider such as Comcast I am I currently have Comcast and I am able to push almost 350 mix down as well as 30 to almost 35 megs up but dad is currently with my 250 extreme package so with this modem I am almost adding an additional hundred megs just with the modem all alone but I also highly recommend that you also grab a router that supports this high-speed modem"

    "A big improvement for Comcast"

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    Product Description

    Download multiple HD movies in one minute by using this Arris SURFboard gigabit cable modem with up to 1.4GBps download speeds. This modem supports IPv4 and IPv6, the latest Internet standard, for greater connectivity and security. This powerful Arris SURFboard gigabit cable modem has 32 channels for downloading and eight for uploading.
    Your price for this item is $89.99
    Save $10
    The previous price was $99.99
    Top comment

    "A big improvement for Comcast...This is the perfect modem for anybody was a high-speed ISP provider such as Comcast I am I currently have Comcast and I am able to push almost 350 mix down as well as 30 to almost 35 megs up but dad is currently with my 250 extreme package so with this modem I am almost adding an additional hundred megs just with the modem all alone but I also highly recommend that you also grab a router that supports this high-speed modem"

    "A big improvement for Comcast"

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    Product Description

    Download multiple HD movies in one minute by using this Arris SURFboard gigabit cable modem with up to 1.4GBps download speeds. This modem supports IPv4 and IPv6, the latest Internet standard, for greater connectivity and security. This powerful Arris SURFboard gigabit cable modem has 32 channels for downloading and eight for uploading.
  3. ARRIS - SURFboard 16 x 4 DOCSIS 3.0 Cable Modem - White - Front_Zoom
    Top comment

    "Works great on Comcast....The best thing about this modem is (after Comcast added it) I did a recent speed test with streaming music from my google play music, streaming a friend's stream as well as downloading 3GB update to a game on my Steam account"

    "Works great on Comcast."

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    Product Description

    This ARRIS SURFboard 16 x 4 DOCSIS 3.0 Cable Modem features Gigabit Ethernet connectivity and offers DOCSIS 3.0 channel bonding of up to 16 download and 4 upload channels for optimal performance.
    Your price for this item is $69.99
    Top comment

    "Works great on Comcast....The best thing about this modem is (after Comcast added it) I did a recent speed test with streaming music from my google play music, streaming a friend's stream as well as downloading 3GB update to a game on my Steam account"

    "Works great on Comcast."

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    Product Description

    This ARRIS SURFboard 16 x 4 DOCSIS 3.0 Cable Modem features Gigabit Ethernet connectivity and offers DOCSIS 3.0 channel bonding of up to 16 download and 4 upload channels for optimal performance.
  4. NETGEAR - Dual-Band AC1750 Router with 16 x 4 DOCSIS 3.0 Cable Modem - Black - Angle_Zoom
    Top comment

    "Good for Comcast...Price - for the combination of what you are getting in Router and modem capabilities coupled with saving the high monthly rental fee I think this item offers a very good value Overall this has proved to be a great two-in-one solution as both a cable modem and router with the added benefit of saving me from a monthly charge for lesser equipment"

    "Good for Comcast"

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    Product Description

    The NETGEAR AC1750 WiFi DOCSIS 3.0 Cable Modem Router provides very fast cable speeds with an AC1750 WiFi router and integrated DOCSIS 3.0 cable modem, up to 680 Mbps. Compatible with cable Internet providers such as XFINITY from Comcast, Spectrum, Cox, Cablevision, and more.
    Your price for this item is $153.99
    Save $36
    The previous price was $189.99
    Top comment

    "Good for Comcast...Price - for the combination of what you are getting in Router and modem capabilities coupled with saving the high monthly rental fee I think this item offers a very good value Overall this has proved to be a great two-in-one solution as both a cable modem and router with the added benefit of saving me from a monthly charge for lesser equipment"

    "Good for Comcast"

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    Product Description

    The NETGEAR AC1750 WiFi DOCSIS 3.0 Cable Modem Router provides very fast cable speeds with an AC1750 WiFi router and integrated DOCSIS 3.0 cable modem, up to 680 Mbps. Compatible with cable Internet providers such as XFINITY from Comcast, Spectrum, Cox, Cablevision, and more.
  5. NETGEAR - 32 x 8 DOCSIS 3.1 Cable Modem - Black - Front_Zoom
    Model:CM1000-100NAS
    SKU:5712202
    Top comment

    "Works as it suppose to on comcast....I was leasing/renting a cable modem from a internet provider and not getting very good usage out of my modem because I started to upgrade my home to be a smart home"

    "Works as it suppose to on comcast."

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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.
    Your price for this item is $168.99
    Save $21
    The previous price was $189.99
    Top comment

    "Works as it suppose to on comcast....I was leasing/renting a cable modem from a internet provider and not getting very good usage out of my modem because I started to upgrade my home to be a smart home"

    "Works as it suppose to on comcast."

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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.
  6. NETGEAR - 16 x 4 DOCSIS 3.0 Cable Modem - Black - Angle_Zoom
    Top comment

    "Great Replacement Cable Modem for Xfinity Internet...*I received the CM500 free from NETGEAR as part of a review and test program This modem was simple setup called Cox they added the modem reset and it was good to go no issues"

    "Great Replacement Cable Modem for Xfinity Internet"

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    Product Description

    The NETGEAR CM500 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 680Mbps - 16 downstream & 4 upstream channels. It's CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
    Your price for this item is $64.99
    Save $10
    The previous price was $74.99
    Top comment

    "Great Replacement Cable Modem for Xfinity Internet...*I received the CM500 free from NETGEAR as part of a review and test program This modem was simple setup called Cox they added the modem reset and it was good to go no issues"

    "Great Replacement Cable Modem for Xfinity Internet"

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    Product Description

    The NETGEAR CM500 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 680Mbps - 16 downstream & 4 upstream channels. It's CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
  7. NETGEAR - Dual-Band N600 Router with 8 x 4 DOCSIS 3.0 Cable Modem - Black - Angle_Zoom
    Top comment

    "Great Alternative to Comcast Rental...The Netgear N600 dual-band wireless-N router works great by combining a wireless router and a cable modem into one device which clears up desk space, especially with it standing on edge instead of lying flat on the desk"

    "Great Alternative to Comcast Rental"

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    Product Description

    The NETGEAR N600 WiFi DOCSIS 3.0 Cable Modem Router with N600 simultaneous dual band WiFi router and integrated DOCSIS 3.0 cable modem, provides 8x faster download speeds, up to 340 Mbps. It's CableLabs DOCSIS 3.0 Certified to work with U.S. cable Internet providers.
    Your price for this item is $96.99
    Save $13
    The previous price was $109.99
    Top comment

    "Great Alternative to Comcast Rental...The Netgear N600 dual-band wireless-N router works great by combining a wireless router and a cable modem into one device which clears up desk space, especially with it standing on edge instead of lying flat on the desk"

    "Great Alternative to Comcast Rental"

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    Product Description

    The NETGEAR N600 WiFi DOCSIS 3.0 Cable Modem Router with N600 simultaneous dual band WiFi router and integrated DOCSIS 3.0 cable modem, provides 8x faster download speeds, up to 340 Mbps. It's CableLabs DOCSIS 3.0 Certified to work with U.S. cable Internet providers.
  8. NETGEAR - 8 x 4 DOCSIS 3.0 Cable Modem - Black - Front_Zoom
    Model:CM400-100NAS
    SKU:8860013
    Top comment

    "Very easy set up...Easy to use modem...No problems with the modem on Comcast....I decided to upgrade to take advantage of a faster internet connection I now have, and as I had already purchased a Netgear wireless router about a year ago, I decided to get a Netgear modem as well"

    "No problems with the modem on Comcast."

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    Product Description

    The NETGEAR CM400 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 340 Mbps. With DOCSIS 3.0 it is 8X faster than 2.0. It is CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
    Your price for this item is $64.99
    Top comment

    "Very easy set up...Easy to use modem...No problems with the modem on Comcast....I decided to upgrade to take advantage of a faster internet connection I now have, and as I had already purchased a Netgear wireless router about a year ago, I decided to get a Netgear modem as well"

    "No problems with the modem on Comcast."

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    Product Description

    The NETGEAR CM400 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 340 Mbps. With DOCSIS 3.0 it is 8X faster than 2.0. It is CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
  9. NETGEAR - 24 x 8 DOCSIS 3.0 Cable Modem - Black - Angle_Zoom
    Top comment

    "Very easy set up...Gets the job done...Works great (Comcast User)...There usually isn't a lot of need for buying a Cable Modem with Spectrum because they don't charge a monthly rental fee for them, but this fixed a problem for me and it is a very robust cable modem for mid-tier speeds"

    "Works great (Comcast User)"

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    Product Description

    The NETGEAR CM600 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 960Mbps - 24 downstream & 8 upstream channels. It's CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
    Your price for this item is $109.99
    Top comment

    "Very easy set up...Gets the job done...Works great (Comcast User)...There usually isn't a lot of need for buying a Cable Modem with Spectrum because they don't charge a monthly rental fee for them, but this fixed a problem for me and it is a very robust cable modem for mid-tier speeds"

    "Works great (Comcast User)"

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    Product Description

    The NETGEAR CM600 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 960Mbps - 24 downstream & 8 upstream channels. It's CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
  10. ARRIS - SURFboard 32 x 8 DOCSIS 3.1 Cable Modem - White - Front_Zoom
    Top comment

    "Very easy set up...Gets the job done...Compatible with new Xfinity speed increase...This modem help me increase my internet speed by 5 Mbps which isn't much but help but at I'm not paying rental fee for Comcast and the second port does not act as a splitter or switch"

    "Compatible with new Xfinity speed increase"

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    Product Description

    Create a powerful home or small office network with this ARRIS SURFboard cable modem. Two Ethernet ports let you connect directly to your devices, and 32 download and eight upload channels provide real-time video and game streaming without lagging. This ARRIS SURFboard cable modem supports IPv4 and IPv6 browsing for reliable connectivity.
    Your price for this item is $169.99
    Top comment

    "Very easy set up...Gets the job done...Compatible with new Xfinity speed increase...This modem help me increase my internet speed by 5 Mbps which isn't much but help but at I'm not paying rental fee for Comcast and the second port does not act as a splitter or switch"

    "Compatible with new Xfinity speed increase"

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    Product Description

    Create a powerful home or small office network with this ARRIS SURFboard cable modem. Two Ethernet ports let you connect directly to your devices, and 32 download and eight upload channels provide real-time video and game streaming without lagging. This ARRIS SURFboard cable modem supports IPv4 and IPv6 browsing for reliable connectivity.
  11. NETGEAR - 16 x 4 DOCSIS 3.0 Cable Modem - Black - Front_Zoom
    Model:CM500V-100NAS
    SKU:6105901
    Top comment

    "Great for the $$...No issues so far...Works well with Comcast...Thanks to a helpful Best Buy employee, I found this simple, but effective NetGear modem and then added a two station Orbi router to improve our WIFI signal/speed throughout the house"

    "Works well with Comcast"

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    Product Description

    The NETGEAR CM500V Cable Modem for Internet & Voice provides a connection to high-speed cable Internet with speeds up to 680 Mbps and supports 2 phone lines. It is CableLabs certified DOCSIS 3.0 that is 16X faster than 2.0 devices. A Gigabit Ethernet port provides faster access and downloads.
    Your price for this item is $139.99
    Top comment

    "Great for the $$...No issues so far...Works well with Comcast...Thanks to a helpful Best Buy employee, I found this simple, but effective NetGear modem and then added a two station Orbi router to improve our WIFI signal/speed throughout the house"

    "Works well with Comcast"

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    Product Description

    The NETGEAR CM500V Cable Modem for Internet & Voice provides a connection to high-speed cable Internet with speeds up to 680 Mbps and supports 2 phone lines. It is CableLabs certified DOCSIS 3.0 that is 16X faster than 2.0 devices. A Gigabit Ethernet port provides faster access and downloads.
  12. Motorola - 8 x 4 DOCSIS 3.0 Cable Modem - Gray - Front_Zoom
    Top comment

    "Very easy set up...Easy Set Up Modem...Good Xfinity Modem...We purchased this product to get rid of a monthly bill from the cable company paying $10+ dollars a month for a piece of junk now we have a good piece of equipment that is already paid for"

    "Good Xfinity Modem"

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    Product Description

    This Motorola MB7220 cable modem delivers high-speed Ethernet to your home. DOCSIS 3.0 technology provides data speeds up to 343 Mbps for a fast, reliable connection. The compact design easily fits on your desk or shelf.
    Your price for this item is $43.99
    Top comment

    "Very easy set up...Easy Set Up Modem...Good Xfinity Modem...We purchased this product to get rid of a monthly bill from the cable company paying $10+ dollars a month for a piece of junk now we have a good piece of equipment that is already paid for"

    "Good Xfinity Modem"

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    Product Description

    This Motorola MB7220 cable modem delivers high-speed Ethernet to your home. DOCSIS 3.0 technology provides data speeds up to 343 Mbps for a fast, reliable connection. The compact design easily fits on your desk or shelf.
  13. NETGEAR - 32 x 8 DOCSIS 3.0 Cable Modem - Black - Front_Zoom
    Top comment

    "Does a great job...Best for the job...Needed updated modem with xfinity increase in speed....As far as the modem itself goes it works fantastic and if this review was just on the equipment it'd be a 5 star review, however since this asks for OVERALL rating I have to take into account other factors such as support and I must say without a shadow of a doubt that Netgear support is the absolute worst"

    "Needed updated modem with xfinity increase in speed."

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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.
    Your price for this item is $119.99
    Top comment

    "Does a great job...Best for the job...Needed updated modem with xfinity increase in speed....As far as the modem itself goes it works fantastic and if this review was just on the equipment it'd be a 5 star review, however since this asks for OVERALL rating I have to take into account other factors such as support and I must say without a shadow of a doubt that Netgear support is the absolute worst"

    "Needed updated modem with xfinity increase in speed."

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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.
  14. Motorola - DOCSIS 3.0 Cable Modem - Gray - Front_Zoom
    Top comment

    "Very easy set up...Best of the best...Great modem for comcast/xfinity....We've only had this item for about a month, but it is working as advertised and given the short ownership period 4 stars is as high as I'm willing to go"

    "Great modem for comcast/xfinity."

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    Product Description

    Enjoy fast connections and effortless streaming with this Motorola cable modem. It's ideal for a variety of ultra-fast cable services for high-speed Internet thanks to its up-to 686 Mbps total network speed, and it has power surge circuits to help this Motorola cable modem withstand serious power fluctuations — even lightning strikes.
    Your price for this item is $63.99
    Save $16
    The previous price was $79.99
    Top comment

    "Very easy set up...Best of the best...Great modem for comcast/xfinity....We've only had this item for about a month, but it is working as advertised and given the short ownership period 4 stars is as high as I'm willing to go"

    "Great modem for comcast/xfinity."

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    Product Description

    Enjoy fast connections and effortless streaming with this Motorola cable modem. It's ideal for a variety of ultra-fast cable services for high-speed Internet thanks to its up-to 686 Mbps total network speed, and it has power surge circuits to help this Motorola cable modem withstand serious power fluctuations — even lightning strikes.
  15. NETGEAR - Nighthawk 32 x 8 DOCSIS 3.1 Voice Cable Modem - Black - Front_Zoom
    Top comment

    "Best You Can GET...What a great eMTA...Perfect Solution for Xfinity Docsis 3.1 and Voice...The CM1150V offers data & voice in a one box solution and is perfect for those who just want a great modem and provide their own router and as in my case a Mesh WiFi system"

    "Perfect Solution for Xfinity Docsis 3.1 and Voice"

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    Product Description

    NETGEAR® Nighthawk® ultra-high-speed cable modem for XFINITY® Voice (CM1150V) delivers gigabit-speed cable Internet and the perfect call clarity. This DOCSIS® 3.1 cable modem with voice supports all of today's Internet service plans and is designed for high-performance Internet in the future. CM1150V includes two telephone ports that automatically prioritize voice over Internet for clear and uninterrupted calls.
    Your price for this item is $249.99
    Top comment

    "Best You Can GET...What a great eMTA...Perfect Solution for Xfinity Docsis 3.1 and Voice...The CM1150V offers data & voice in a one box solution and is perfect for those who just want a great modem and provide their own router and as in my case a Mesh WiFi system"

    "Perfect Solution for Xfinity Docsis 3.1 and Voice"

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    Product Description

    NETGEAR® Nighthawk® ultra-high-speed cable modem for XFINITY® Voice (CM1150V) delivers gigabit-speed cable Internet and the perfect call clarity. This DOCSIS® 3.1 cable modem with voice supports all of today's Internet service plans and is designed for high-performance Internet in the future. CM1150V includes two telephone ports that automatically prioritize voice over Internet for clear and uninterrupted calls.