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comcast cable modem

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

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

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

Main Results
  1. Top comment

    "i love...Love !...Needed a modem compatible with Comcast!...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."

    "Needed a modem compatible with Comcast!"

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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.
    $59.99
    Top comment

    "i love...Love !...Needed a modem compatible with Comcast!...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."

    "Needed a modem compatible with Comcast!"

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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. Top comment

    "Not bad...No lag....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.
    $87.99
    Save $22
    Was $109.99
    Top comment

    "Not bad...No lag....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. Top comment

    "Good !...Spot on...Works great on Comcast....I bought this modem to eliminate the $10 cable modem fee I paid my cable company it's more reliable and faster than the one the cable gives you, i've had it for a couple months and it's been working perfectly I recommend it for anybody who doesn't want to pay the ridiculous cable modem fee from the cable company or Internet provider."

    "Works great on Comcast."

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    Product Description

    This ARRIS SURFboard 600 Series SB6183 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.
    $79.99
    Top comment

    "Good !...Spot on...Works great on Comcast....I bought this modem to eliminate the $10 cable modem fee I paid my cable company it's more reliable and faster than the one the cable gives you, i've had it for a couple months and it's been working perfectly I recommend it for anybody who doesn't want to pay the ridiculous cable modem fee from the cable company or Internet provider."

    "Works great on Comcast."

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    Product Description

    This ARRIS SURFboard 600 Series SB6183 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. Top comment

    "I love...Good ....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.
    $159.99
    On Sale
    Save $10
    Was $169.99
    Top comment

    "I love...Good ....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. Top comment

    "A plus...not bad...Works with Time Warner or Comcast Internet services....This cable modem is a very good choice for people who want to shave cost off their monthly cable bill and the modem's ability to support up to 680 Mbps means that when higher speed cable internet becomes more affordable you can easily opt for the speed bump without the need to purchase a new cable modem."

    "Works with Time Warner or Comcast Internet services."

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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.
    $69.99
    Top comment

    "A plus...not bad...Works with Time Warner or Comcast Internet services....This cable modem is a very good choice for people who want to shave cost off their monthly cable bill and the modem's ability to support up to 680 Mbps means that when higher speed cable internet becomes more affordable you can easily opt for the speed bump without the need to purchase a new cable modem."

    "Works with Time Warner or Comcast Internet services."

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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.
  6. Top comment

    "I love...Not bad...Easily set up with comcast....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."

    "Easily set up with comcast."

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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.
    $99.99
    Top comment

    "I love...Not bad...Easily set up with comcast....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."

    "Easily set up with comcast."

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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.
  7. Model:CM1000-100NAS
    SKU:5712202
    Top comment

    "5 stars...Love it...Works great with Comcast!...As an added bonus for Xfinity customers, if you buy this cable modem and register it with them, you no longer have to rent a cable modem from them at $10/month."

    "Works great with 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.
    $159.99
    Save $20
    Was $179.99
    Top comment

    "5 stars...Love it...Works great with Comcast!...As an added bonus for Xfinity customers, if you buy this cable modem and register it with them, you no longer have to rent a cable modem from them at $10/month."

    "Works great with 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.
  8. Model:CM400-100NAS
    SKU:8860013
    Top comment

    "Not bad...Love it...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.
    $59.99
    Top comment

    "Not bad...Love it...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. Top comment

    "Not bad...Love it...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.
    $99.99
    Top comment

    "Not bad...Love it...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. Top comment

    "It's ok...Worth it...Great modem for Comcast/Xfinity....Short story, get DOCSIS 3.1 for the reduced latencies and improved buffering as speeds have gone up it's a much bigger factor on how fast pages load, it's as important if not more important than having a faster plan."

    "Great modem for Comcast/Xfinity."

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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.
    $167.99
    Save $21.01
    Was $189.00
    Top comment

    "It's ok...Worth it...Great modem for Comcast/Xfinity....Short story, get DOCSIS 3.1 for the reduced latencies and improved buffering as speeds have gone up it's a much bigger factor on how fast pages load, it's as important if not more important than having a faster plan."

    "Great modem for Comcast/Xfinity."

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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. Top comment

    "It's ok...Love it...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.
    $39.99
    Price Drop
    Save $20
    Was $59.99
    Top comment

    "It's ok...Love it...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.
  12. Model:CM500V-100NAS
    SKU:6105901
    Top comment

    "Its cool...Good One...Works with Xfinity voice....I bought a this modem about a month ago along with Google Wifi, it's worked amazingly so far."

    "Works with Xfinity voice."

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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.
    $129.99
    Top comment

    "Its cool...Good One...Works with Xfinity voice....I bought a this modem about a month ago along with Google Wifi, it's worked amazingly so far."

    "Works with Xfinity voice."

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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.
  13. Top comment

    "It's ok...Worth it...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.
    $89.99
    Save $20
    Was $109.99
    Top comment

    "It's ok...Worth it...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. Top comment

    "No worries...Works well...Compatible with Comcast Xfinity...Trying to save money on our monthly cable bill it was recommended for us to purchase this modem from Best Buy and has all the same features as the one we were renting and has worked as a good replacement"

    "Compatible with Comcast Xfinity"

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    Product Description

    Enjoy smooth Internet surfing and VoIP calls with this ARRIS SURFboard cable modem. Its DOCSIS 3.0 technology with eight download and four upload channels provides up to 343 Mbps of data performance, and it has two voice ports for a dual-line telephony setup. The multiprocessor technology of this ARRIS SURFboard cable modem maintains stable Internet bandwidth and quality voice communication.
    $119.99
    Top comment

    "No worries...Works well...Compatible with Comcast Xfinity...Trying to save money on our monthly cable bill it was recommended for us to purchase this modem from Best Buy and has all the same features as the one we were renting and has worked as a good replacement"

    "Compatible with Comcast Xfinity"

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    Product Description

    Enjoy smooth Internet surfing and VoIP calls with this ARRIS SURFboard cable modem. Its DOCSIS 3.0 technology with eight download and four upload channels provides up to 343 Mbps of data performance, and it has two voice ports for a dual-line telephony setup. The multiprocessor technology of this ARRIS SURFboard cable modem maintains stable Internet bandwidth and quality voice communication.
  15. Top comment

    "Its better...good stuff...Easy to setup for Comcast....Great modem to avoid paying an extra $11 to Comcast for modem rental."

    "Easy to setup for Comcast."

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    Product Description

    The SURFboard SBG7580-AC is a DOCSIS 3.0 Cable Modem, Dual-Band Concurrent 802.11ac Wi-Fi Access Point and 4-Port Gigabit Ethernet Router all wrapped up in one device. Plus, it features McAfee Secure Home Internet, keeping all the devices on your network safe and secure from online threats like malware and phishing scams - and it's FREE for 3 years! With the easy-to-use mobile app, set parental controls by user profile, receive instant alerts of suspicious activity and manage your ntework no matter where you are.
    $179.99
    Top comment

    "Its better...good stuff...Easy to setup for Comcast....Great modem to avoid paying an extra $11 to Comcast for modem rental."

    "Easy to setup for Comcast."

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    Product Description

    The SURFboard SBG7580-AC is a DOCSIS 3.0 Cable Modem, Dual-Band Concurrent 802.11ac Wi-Fi Access Point and 4-Port Gigabit Ethernet Router all wrapped up in one device. Plus, it features McAfee Secure Home Internet, keeping all the devices on your network safe and secure from online threats like malware and phishing scams - and it's FREE for 3 years! With the easy-to-use mobile app, set parental controls by user profile, receive instant alerts of suspicious activity and manage your ntework no matter where you are.