Best Xfinity Cable Modems In September 2026

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If you are considering to buy the Best Xfinity Cable Modems, you should go through this product guide.

To help you in your search, we have completed this list of the Best Xfinity Cable Modems.

Top Rated Best Xfinity Cable Modems Of 2026

Rank	Product Name	Score
1	MOTOROLA 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast Buy Now	9.7 Buy Now
2	NETGEAR N600 (8x4) WiFi DOCSIS 3.0 Cable Modem Router (C3700) Certified for Xfinity Buy Now	9.5 Buy Now
3	NETGEAR Cable Modem CM700 - Compatible with all Cable Providers including Xfinity Buy Now	9.1 Buy Now
4	NETGEAR Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including Xfinity Buy Now	8.8 Buy Now
5	MOTOROLA MG7315 8x4 Cable Modem Plus N450 Single Band Wi-Fi Gigabit Router Buy Now	8.6 Buy Now
6	ARRIS Surfboard SBG10 DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router Buy Now	8.3 Buy Now
7	Netgear C6250-100NAS AC1600 (16x4) WiFi Cable Modem Router Combo (C6250) DOCSIS 3.0 Certified Buy Now	8.1 Buy Now
8	NETGEAR C6300-100NAR DOCSIS 3.0 WiFi Cable Modem Router with AC1750 16x4 Download speeds Buy Now	7.8 Buy Now
9	MOTOROLA MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, Buy Now	7.5 Buy Now
10	ARRIS SURFboard SBG7400AC2 DOCSIS 3.0 Cable Modem & AC2350 Dual-Band Wi-Fi Router, Approved Buy Now	7.2 Buy Now

1. MOTOROLA 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast

• Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. a two-year warranty plus rugged lightning and power surge circuits protect your investment.
• This 8x4 docsis 3.0 cable modem provides speeds up to 343 mbps, eight times faster than docsis 2.0. a full-band capture digital tuner ensures a faster, more reliable internet.
• Requires cable internet service. certified by comcast xfinity, time warner cable, cox, brighthouse, and other leading cable service providers for modem ownership programs that typically save rental charges of $120 or more per year
• Cable modem's ethernet port 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. the motorola mg7310, mg7315, and mg7550 have a built-in wireless router.)
• Setup is fast and easy with a few quick steps set out in a quick start guide. experienced usa-based customer support specialists are there to help if you need them.

2. NETGEAR N600 (8x4) WiFi DOCSIS 3.0 Cable Modem Router (C3700) Certified for Xfinity

• Eliminate monthly cable modem rental fees up to $120 per year
• Two in one docsis 3.0 cable modem + wifi router with 2 gigabit ethernet ports and 1 usb 2.0 port.system requirements microsoft windows 7, 8, vista, xp, 2000, mac os, or other operating systems running a tcp/ip network. microsoft internet explorer 5.0, firefox 2.0, safari 1.4, or google chrome 11.0 browsers or higher
• Required for the fastest cable internet speed tiers.use with an n300 adapter like netgear wna3100 for maximum performance
• Ideal for streaming hd videos, faster downloads, and high speed online gaming
• Docsis 3.0 unleashes 8x faster download speeds than docsis 2.0
• Up to 340mbps modem speed and dual band n450 (2.4ghz & 5ghz) wifi speed. 8x4 channel bonding, denial of service (dos) attack prevention

3. NETGEAR Cable Modem CM700 - Compatible with all Cable Providers including Xfinity

• Save monthly rental fees: model cm700 replaces your cable modem saving you up to $168/yr in equipment rental fees.
• Modem technology: engineered with 32x8 channel bonding and docsis 3.0.
• Works with any wifi router: connect any wifi router to this modem's ethernet port to support all your wireless devices.
• Ethernet connections: 1 gigabit ethernet port connects to your computer or separate wifi router.
• Built for super-fast speed: best for cable provider plans up to 500 mbps speed.
• Compatible with all major cable internet providers: including certification by xfinity by comcast, cox, and spectrum. not compatible with verizon, at&t, centurylink, dsl providers, directv, dish and any bundled voice service.

4. NETGEAR Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including

• Built for fast speed: best for cable provider plans up to 400 mbps speed
• Save monthly rental fees: model c7000 replaces your cable modem and wifi router saving you up to $150/yr in equipment rental fees. system requirements cable broadband internet service, check your cable internet service provider web site for data speed tier compatibility, not compatible with cable bundled voice services, microsoft windows 7, 8, vista, xp, 2000, mac os,...
• Compatible with all major cable internet providers: including certification by xfinity by comcast, cox, and spectrum. not compatible with verizon, at&t, centurylink, dsl providers, directv, dish and cable bundled voice services
• Modem technology: engineered with 24x8 channel bonding and docsis 3.0
• Versatile connections: 4 gigabit ethernet ports and 2 usb ports give you fast wired connections to your computer, printer, game box, storage drive, and other devices
• Fast wi fi performance: get up to 1800 sq ft wireless coverage and 30 devices connected with ac1900 speed (up to 1900 mbps)

5. MOTOROLA MG7315 8x4 Cable Modem Plus N450 Single Band Wi-Fi Gigabit Router

• Integrating the cable modem and router creates a more reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. the vertical design further minimizes shelf space, improves cooling, and extends product life while looking great in any home or office.
• Built-in high-speed wi-fi router with n450 wi-fi and power boost provides internet access for wi-fi devices including smartphones, notebooks, tablets, game stations, hdtvs, amazon echo, google home, chromecast, roku, amazon fire tv, and apple tv. four 10/100/1000 gigabit ethernet lan ports provide wired connections to windows and mac computers, hdtvs, game stations, str...
• Requires cable internet service. approved by and for use with comcast affinity and xfinity x1, cox, charter spectrum, time warner cable, brighthouse, wow!, cable one, rcn, mediacom and other cable service providers. eliminate cable modem rental fees up to 132 dollars per year. (savings are shown for affinity and vary by cable service provider. no cable modem is compatib...
• Wireless power boost 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 beamforming focuses the signal on wireless clients to further enhance performance and range.
• 8x4 docsis 3.0 cable modem plus a built-in n450 single band (2.4 ghz) wi-fi gigabit router with four gigabit (gige) ethernet ports, a firewall, and more. this product is recommended for docsis 3.0 and 2.0 cable services. for docsis 3.0 services, this modem provides actual cable internet service speeds up to 145 mbps. a broadcom cable modem chipset provides security from...

6. ARRIS Surfboard SBG10 DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router

• 3 products in 1: docsis 3 0 cable modem, ac1600 dual-band wi-fi router, 2 port gigabit ethernet router (cable digital voice service not supported)
• Compatible with major u s cable internet providers including cox, spectrum, xfinity & others cable internet service required not compatible with att, verizon, centurylink or other dsl or fiber internet providers
• Setup and manage your network with the surfboard manager app
• Wi-fi 5 ac1600 dual-band concurrent wi-fi router with 2 gigabit ethernet ports
• 16 downstream & 4 upstream channels best for cable internet service plans up to 300 mbps cable internet service required

7. Netgear C6250-100NAS AC1600 (16x4) WiFi Cable Modem Router Combo (C6250) DOCSIS 3.0 Certified

• Three-in-one docsis 3.0 cable modem + ac1600 wifi router+ 2 gigabit wired switch
• Netgeasr genie app +content filtering parental controls allow you to easily manage your network from your mobile device.microsoft internet explorer 5.0, firefox 2.0, safari 1.4, or google chrome 11.0 browsers or higher
• Ideal for streaming hd content, fastest downloads, and high-speed online gaming. system requirements:microsoft windows 7, 8, 10, vista, xp, 2000, mac os, unix, or linux. use laptop with 3x3 450 mbps adapter like centrino 6300/5300 for maximum performance
• Up to 680mbps modem speed and dual-band ac1600 (2.4ghz & 5ghz) wifi speed. 16x4 channel bonding/ approved for plans up to 300 mbps
• Compatible with xfinity from comcast, spectrum, cox, cableone & more
• Docsis 3.0 unleashes 16x faster download speeds than docsis 2.0

8. NETGEAR C6300-100NAR DOCSIS 3.0 WiFi Cable Modem Router with AC1750 16x4 Download speeds

• Two-in-one docsis 3.0 cable modem + wifi router delivers 16x4 ac1750 wifi and up to 680mbps modem speed. advised to call isp to get their mac id set if not auto-detected. recommend the product to be placed closer to the cable line for better wifi signal.
• Certified to work with fast internet speed tiers of cable internet providers like xfinity from comcast, time warner cable, cox, cablevision, bright house networks, & more (not compatible with cable bundled voice services)
• Netgear certified refurbished product is manufacturer refurbished to work and look as new with 90 day warranty and email support. all accessories are included with limited documentation and additional information online. netgear recommends to udpate the firmware for the device to be up to date.
• Required for fastest internet speed tiers offered by xfinity from comcast, time warner maxx and cox premier & ultimate
• Netgear refurbished product may have a removed serial number. you will need to state the product is refurbished (state the full part number) if emailing customer support. see the attached (image) flyer to obtain the serial number and mac address information that maybe needed by your cable provider before contacting them.

9. MOTOROLA MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem,

• Three-in-one cable modem, ac1900 router, and xfinity compatible voice ports - includes 24x8 docsis 3. 0 cable modem, ac1900 dual band (2. 4ghz and 5ghz) gigabit router, four gigabit (gige) ethernet ports, and two xfinity voice compatible phone ports. this product is approved by comcast for xfinity internet and voice, and recommended by comcast for xfinity internet servi...
• Requires comcast xfinity internet service. approved by and for use with comcast xfinity and xfinity x1. this product will not work with any other internet service provider.
• Eliminate up to $156 in cable modem rental fees per year say goodbye to monthly rental fees and landline phone costs.
• Wireless power boost for better speed and range - adds high-performance wifi power amplifiers to boost the wireless signals to the legal limit, giving a significant boost in speed and range. in addition, anybeam beamforming at both 2. 4 ghz and 5 ghz frequencies focuses the signal on wireless clients to further enhance performance and range. not included is a backup bat...
• Built-in high-speed router with ac1900 wireless and power boost - provides internet access for wifi devices including smartphones, notebooks, tablets, and more. four 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 atta...

10. ARRIS SURFboard SBG7400AC2 DOCSIS 3.0 Cable Modem & AC2350 Dual-Band Wi-Fi Router, Approved

• Four 1-gigabit ethernet ports for wired connections to gaming devices such as xbox and ps4, gaming pcs, smart tvs, ip cameras and more.
• Wave 2 ac2350 dual-band concurrent wi-fi router with 4 gigabit ethernet ports
• Save on monthly modem rental fees.
• 3 products in 1: docsis cable modem, ac2350 dual-band wi-fi, 4 port gigabit router (cable digital voice service not supported)
• 2 year limited
• Compatible with major u.s. cable internet providers including cox, spectrum, xfinity & others. cable internet service required. not compatible with att, verizon, centurylink or other dsl or fiber internet providers