Best Xfinity Modems In September 2026

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

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

Top Rated Best Xfinity Modems Of 2026

Rank	Product Name	Score
1	NETGEAR Cable Modem CM500 - Compatible With All Cable Providers Including Xfinity Buy Now	9.7 Buy Now
2	MOTOROLA 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast Buy Now	9.5 Buy Now
3	NETGEAR N600 (8x4) WiFi DOCSIS 3.0 Cable Modem Router (C3700) Certified for 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	NETGEAR C6300-100NAR DOCSIS 3.0 WiFi Cable Modem Router with AC1750 16x4 Download speeds Buy Now	8.6 Buy Now
6	MOTOROLA MG7315 8x4 Cable Modem Plus N450 Single Band Wi-Fi Gigabit Router Buy Now	8.3 Buy Now
7	ARRIS Surfboard SBG10 DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router Buy Now	8.1 Buy Now
8	TP-LINK Archer CR700 AC1750 Wireless Dual Band 16x4 DOCSIS 3.0 Cable Modem Router Buy Now	7.8 Buy Now
9	Arris SURFboard (16x4) Docsis 3.0 Cable Modem Plus AC1900 Dual Band Wi-Fi Router Buy Now	7.5 Buy Now
10	MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router Buy Now	7.2 Buy Now

1. NETGEAR Cable Modem CM500 - Compatible With All Cable Providers Including Xfinity

• Built for fast speed: best for cable provider plans up to 300 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.
• Works with any wifi router: connect any wifi router to this modem's ethernet port to support all your wireless devices.
• Save monthly rental fees: model cm500 replaces your cable modem saving you up to $168/yr in equipment rental fees.
• Modem technology: engineered with 16x4 channel bonding and docsis 3.0.
• Ethernet connections: 1 gigabit ethernet port connects to your computer or separate wifi router.

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

• 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
• 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.
• 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.
• 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.
• 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.)

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

• Up to 340mbps modem speed and dual band n450 (2.4ghz & 5ghz) wifi speed. 8x4 channel bonding, denial of service (dos) attack prevention
• Ideal for streaming hd videos, faster downloads, and high speed online gaming
• Required for the fastest cable internet speed tiers.use with an n300 adapter like netgear wna3100 for maximum performance
• Eliminate monthly cable modem rental fees up to $120 per year
• Docsis 3.0 unleashes 8x faster download speeds than docsis 2.0
• 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

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

• 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,...
• 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
• Built for fast speed: best for cable provider plans up to 400 mbps speed
• Modem technology: engineered with 24x8 channel bonding and docsis 3.0
• Fast wi fi performance: get up to 1800 sq ft wireless coverage and 30 devices connected with ac1900 speed (up to 1900 mbps)
• 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

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

• 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 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.
• Required for fastest internet speed tiers offered by xfinity from comcast, time warner maxx and cox premier & ultimate
• 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.
• 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.

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

• 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...
• 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...
• 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.
• 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...

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

• Setup and manage your network with the surfboard manager app
• 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)
• Wi-fi 5 ac1600 dual-band concurrent wi-fi router with 2 gigabit ethernet ports
• 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
• 16 downstream & 4 upstream channels best for cable internet service plans up to 300 mbps cable internet service required

8. TP-LINK Archer CR700 AC1750 Wireless Dual Band 16x4 DOCSIS 3.0 Cable Modem Router

• Channel bonding of up to 16 downstream and 4 upstream channels
• 1750mbps wi-fi speeds with simultaneous 2.4ghz (450mbps) and 5ghz (1300mbps) bands
• Class-leading 680mbps docsis 3.0 cable download speeds, 16x faster than docsis 2.0
• Six internal antennas and high-powered amplifiers boost signal strength and reduce interference beamforming technology delivers a more targeted and highly efficient wireless connection dual-core processor ensures no interruption when simultaneously
• Certified for xfinity from comcast,time warner, cablevision, and bright house(certification with cox, charter and wow are still in process)

9. Arris SURFboard (16x4) Docsis 3.0 Cable Modem Plus AC1900 Dual Band Wi-Fi Router

• 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
• 16 downstream & 4 upstream docsis 3.0 bonded channels. best for cable internet service plans up to 300 mbps. cable internet service required
• Wi-fi 5 ac1900 dual-band concurrent wi-fi router with 4 gigabit ethernet ports
• 3 products in 1: docsis 3.0 cable modem, ac1900 dual-band wi-fi router, 4 port gigabit ethernet router (cable digital voice service not supported)
• Setup and manage your network with the surfboard manager app

10. MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router

• Requires cable internet service. approved by comcast xfinity and xfinity x1, cox, charter spectrum, brighthouse, wow!, cableone, rcn, mediacom and other cable service providers. eliminate cable modem rental fees up to 156 dollars per year. (savings are shown for xfinity and vary by provider). not compatible with verizon, at&t, centurylink and other fiber optic, dsl or s...
• Built-in high-speed wifi router with ac1600 wi-fi provides internet access for wifi devices including smartphones, notebooks, tablets, game stations, hdtvs, amazon echo, google home, chromecast, roku, amazon fire tv, and appletv. four 10/100/1000 gigabit ethernet lan ports provide wired connections to windows and mac computers, hdtvs, game stations, streaming tv devices...
• The router can work on wifi dfs frequencies, unlike most routers, so it is much less vulnerable to wifi interference from neighbors. anybeam beamforming at both 2.4 ghz and 5 ghz frequencies focuses the signal on wireless clients to further enhance performance and range.
• Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. the vertical design minimizes shelf space and improves cooling while looking great in any home or office. a two-year warranty plus rugged lightning and power surge circuits protect your investment. includes phone and we...
• 16x4 docsis 3.0 cable modem plus a built-in ac1600 dual band (2.4 ghz and 5 ghz) wifi gigabit router with four gigabit (gige) ethernet ports, a firewall, and more. this product is recommended for actual cable internet service speeds up to 375 mbps. a broadcom cable modem chipset provides security from denial of service attacks.