Best Buy customers often prefer the following products when searching for comcast cable modem.
For the most part, choosing a cable modem is about finding one that suits your needs. You can find one that's compatible with your current Internet service provider (ISP), or you can buy one that allows you to switch ISPs easily. If you have a large family, you may need a modem with more ports than the typical four, and if you're on a budget, there are some lower-priced options. Here's how to choose the right one for your situation.
- Model: G34SKU: 6480358Top comment
"What should have been an easy setup was complicated by Comcast not getting their end of the connection set properly. ...Needed to upgrade my old ARRIS modem/router, and this one more than fit the bill. ...ARRIS G34 DOCSIS Cable Modem...Great ARRIS modem/router"See all customer reviewsSee all Cable Modems
Product DescriptionUpgrade your home network with the ARRIS SURFboard G34. It's a DOCSIS 3.1 Cable Modem & Wi-Fi 6 Router combo. Wi-Fi 6 supports smooth 4K video streaming and low latency online gaming. This ARRIS SURFboard cable modem router features four 1-Gigabit Ethernet ports to connect your wired devices, and the compatible SURFboard Central mobile app allows for quick and secure setup. The G34 is best for gig-speed cable internet plans and compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others.
- Model: MT7711SKU: 6335140Top comment
"Works well with Comcast cable....The router was very simple to install and required no call to Comcast. Communication speed is satisfactory....We like our Comcast cable modem. Connection was easy. Works great."See all customer reviewsSee all Modem & Router Combos
Product DescriptionThe 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.
- Model: CM500-100NASSKU: 6794125Top comment
"Not compatible with Comcast Cable...This device had a different cable end then did my comcast cable and it would not work. ...Great modem for beginners...Purchased the cable modem for comcast cable connectivity"See all customer reviewsSee all Cable Modems
Product DescriptionThe NETGEAR 16 x 4 DOCSIS 3.0 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.
- Model: CM700-100NASSKU: 6058901Top comment
"I am using this modem on a Comcast cable internet and it is throughput is over 150MB...Great cable modem replacement...Got a great deal on cyber Monday and it is better than I expected plus no more cable rental fees.just fast internet who could ask for more."See all customer reviewsSee all Modems
Product DescriptionThe 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.
- Model: C7000-100NASSKU: 4403100Top comment
"Why rent from Comcast?...Very easy to install. Replaced the rented Comcast cable modem. Works great!...Great combo of modem/router...It great working comcast cable, no problem. Far cheaper the comcast Modem."See all customer reviewsSee all Modem & Router Combos
Product DescriptionThe Nighthawk Dual-Band AC1900 Router with 24 x 8 DOCSIS 3.0 Cable Modem delivers WiFi speeds of up to 1.9Gbps. It ensures uninterrupted HD video streaming with 24x8 channel bonding. Save up to $120 a year by eliminating Internet service provider rental fees. This cable modem router supports XFINITY from Comcast, Spectrum, Cox & more.
- Model: MB8611SKU: 6451964Top comment
"A cable modem...I mean… It’s a cable modem. Works with Xfinity/Comcast. I get pretty stupidly fast speeds. ...The Motorola Cable Modem solved my Comcast streaming issue to my ROKU sticks."See all customer reviewsSee all Cable Modems
Product DescriptionThe Motorola MB8611 Ultra-fast DOCSIS 3.1 cable modem supports true Gigabit speed tiers with a 2.5 GB Ethernet port. Approved for Comcast Xfinity, Cox, and Charter Spectrum services only. This cable modem is backwards compatible with 32x8 DOCSIS 3.0.
- Model: MB7621SKU: 6251683Top comment
"Good modem. Works very well on Comcast system....What's to say - it's a modem. It was easy to install and works perfectly with Comcast cable. ...Great Modem...Upgraded to get higher bandwidth with Comcast cable. Easy setup and dashboard lets you manage it easily. "See all customer reviewsSee all Cable Modems
Product DescriptionThe Motorola MB7420 high-speed 24x8 DOCSIS 3.0 cable modem supports speeds up to 1029 Mbps, twenty-four times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a faster, more reliable Internet. This attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. Connects to a computer, HDTV, game station, or wireless router. (This cable modem does not have a built-in wireless router or VoIP telephone adapter.)
- Model: MG7700SKU: 6298663Top comment
"Modem/Router Combo...Bought my own Modem/Router to cut out the monthly Comcast charge. ...Worked extremely well with my Comcast cable service. No issues with installation and troubleshooting. "See all customer reviewsSee all Modem & Router Combos
Product DescriptionThe 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.
- Model: CM1000-100NASSKU: 5712202Top comment
"Very reliable and works with xfinity Comcast cable....New generation for Comcast...Comcast cable modem that is the new updated version.."See all customer reviewsSee all Modems
Product DescriptionThe 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.
- Model: MB8600SKU: 6105800Top comment
"Great Cable Modem for any Comcast customers...This Cable Modem is working great for my Comcast cable and internet service....Works as it should with my Comcast cable internet."See all customer reviewsSee all Modems
Product DescriptionThe Motorola MB8600 Ultra-fast DOCSIS 3.1 cable modem supports true Gigabit speed with a 1 GB Ethernet port. Approved for Comcast Xfinity, Cox, and Charter Spectrum services, only. This cable modem is backward compatible with 32x8 DOCSIS 3.0.