Top 10 Modems Compatible with Xfinity – Computer Networking Modems

As an Amazon Associate I earn from qualifying purchases.

1. NETGEAR

#ad

Cox | for Cable Plans Up to 400Mbps | DOCSIS 3.0, Spectrum, NETGEAR Cable Modem CM500, Compatible with All Cable Providers Including Xfinity by Comcast

#ad
NETGEAR #ad - Modem technology: engineered with 16x4 channel bonding and DOCSIS 3. 0 Speeds by carrier: spectrum up to 400Mbps, Xfinity up to 200Mbps, Cox up to 150Mbps. Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate WiFi router. 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.
BrandNETGEAR #ad
ManufacturerNetgear Inc #ad
Height2.36 Inches
Length4.88 Inches
Weight1.46 Pounds
Width7.28 Inches
Part NumberCM500-1AZNAS
ModelCM500-1AZNAS
Warranty1 Year Warranty

2. NETGEAR

#ad

Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0, NETGEAR Cable Modem Wi-Fi Router Combo C6250, Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum

#ad
NETGEAR #ad - Safe & secure: includes parental controls, and supports WEP and WPA/WPA2 wireless security protocols. Modem technology: engineered with 16x4 channel bonding and DOCSIS 3. 0 Save monthly rental fees: model c6250 replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees.

Not compatible with Verizon, DISH and any bundled voice service. Speeds by carrier: spectrum up to 300Mbps, Xfinity up to 200Mbps, Cox up to 150Mbps. Fast wifi performance: get up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed up to 1600 Mbps.

Compatible with all major cable internet providers: including certification by Xfinity by Comcast, COX, DirecTV, DSL providers, CenturyLink, AT&T, and Spectrum. Versatile connections: 2 gigabit ethernet ports and 1 USB port give you fast wired connections to your computer, printer, game box, storage drive, and other devices.
BrandNETGEAR #ad
ManufacturerNetgear Inc #ad
Height7.68 Inches
Length7.79 Inches
Weight0.22 Pounds
Width2.52 Inches
Part NumberC6250-1AZNAS
ModelC6250-1AZNAS
WarrantyLimited (1) Year Warranty

3. ARRIS

#ad

Approved for Cox, Max Internet Speed Plan 2000 Mbps, Spectrum & others , White , ARRIS SURFboard SB8200 DOCSIS 3.1 Gigabit Cable Modem, Xfinity

#ad
ARRIS #ad - 32 downstream x 8 upstream docsis 3 0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels. Note, a 2nd ip address is required from your cable internet provider to reach 2 Gbps. Cable internet service required; Does not inlcude Wi-Fi and does not support cable digital voice service. Docsis 3 1 cable modem best for cable internet speed plans up to 2 Gbps. Not compatible with att, verizon, CenturyLink or other DSL or Fiber internet providers. Two 1-gigabit Ethernet ports.
BrandARRIS #ad
ManufacturerARRIS Solutions, Inc. #ad
Height5.25 Inches
Length5.13 Inches
Width1.7 Inches
Part NumberSB8200
ModelSB8200
Warranty2 year Limited Warranty

4. Motorola

#ad

Model MB7621, Cox, Motorola 24x8 Cable Modem, Charter Spectrum, DOCSIS 3.0. Approved by Comcast Xfinity, Time Warner Cable, and More. Downloads 1,000 Mbps Maximum No WiFi

#ad
Motorola #ad - No cable modem is compatible with fiber optic, Time Warner Cable, Frontier, CableOne, Charter Spectrum, or satellite services from Verizon, CenturyLink, DSL, and others. Model mb7621 is recommended for actual cable internet service speeds up to 650 Mbps.

Wirecutter rates this “the best modem for most people. A full-band capture Digital Tuner ensures faster, more reliable Internet. This cable modem's 1 gigabit ethernet port connects to a wifi router, computer, game station, or streaming video device. Eliminate cable modem rental fees up to 156 dollars per year. Requires cable internet service. Approved by and for use with comcast xfinity and xfinity x1, at&t, cox, suddenlink, rcn, brighthouse, and other cable service providers.

The motorola mg7315, hdtv, and MG7700 have a built-in wireless router. A 2-year warranty plus rugged lightning and power surge circuits protect your investment. This cable modem does not have a built-in wireless router or telephone call capability. Model mb7621 has no phone jack.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height7.88 Inches
Length7.25 Inches
Weight0.07 Pounds
Width2.25 Inches
Part NumberMB7621-10
ModelMB7621
Warranty2 YEAR MANUFACTURER

5. ARRIS

#ad

ARRIS SURFboard SBG10 DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router, Approved for Cox, Xfinity & others black, Spectrum

#ad
ARRIS #ad - Compatible with major u s cable internet providers including Cox, Spectrum, Verizon, Xfinity & others. Wi-fi 5 ac1600 dual-band concurrent Wi-Fi Router with 2 Gigabit Ethernet ports. Setup and manage your network with the SURFboard Manager app. Cable internet service required. 16 downstream & 4 upstream channels. Best for cable internet service plans up to 400 Mbps. Not compatible with atT, CenturyLink or other DSL or Fiber internet providers. 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.
BrandARRIS #ad
ManufacturerArris Solutions, Inc. #ad
Height6.58 Inches
Length6.77 Inches
Weight1.96 Pounds
Width1.97 Inches
Part NumberSBG10
ModelSBG10
Warranty2 years

6. Motorola

#ad

Approved by Comcast Xfinity, Cox and More, Motorola MG7700 24x8 Cable Modem Plus AC1900 Dual Band WiFi Gigabit Router with Power Boost, 1000 Mbps Maximum Docsis 3.0

#ad
Motorola #ad - Wireless power boost for better speed and range - adds high-performance wi-fi power amplifiers to boost the wireless signals to the legal limit, giving a significant Boost in speed and range. Minimize shelf space and improve cooling - integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space.

Fast 24x8 docsis 3. 0 cable modem plus a built-in ac1900 dual band 2. 4ghz and 5ghz wi-fi gigabit router with four Gigabit GigE Ethernet ports, and more. 4 10/100/1000 gigabit ethernet lan ports provide wired connections to Windows and Mac computers and other Ethernet-capable devices. Built-in high-speed router with ac1900 wireless and power boost - provides internet access for wi-Fi devices including smartphones, tablets, notebooks, and more.

In addition, anybeam Performing at both 2. 4 ghz and 5 ghz frequencies focuses the signal on wireless clients to further enhance performance and range. Certified by all leading cable service providers including Comcast Xfinity, AT&T, available from Verizon, CenturyLink, Charter spectrum no cable Modem is compatible with fiber optic, Cox, Frontier, or satellite services, DSL, and others. The vertical design looks great in any home or office. A broadcom cable Modem Chipset provides security from denial of service attacks.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height9 Inches
Length8.6 Inches
Weight1.5 Pounds
Width2.6 Inches
Part NumberMG7700-10
ModelMG7700
Warranty2 year manufacturer

7. Motorola

#ad

DOCSIS 3.0 Modem, for Comcast XFINITY Internet and Voice, Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, and AC1900 Dual Band WiFi Gigabit Router

#ad
Motorola #ad - 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 attacks. Built-in ac1900 wireless router - this 24x8 docsis 3.

0 cable modem comes integrated with an ac1900 dual-band 2. 4ghz and 5ghz gigabit router and two Xfinity Voice-compatible phone ports for ultimate range and performance. Flexible compatibility - the mt7711 provides shared internet access for wifi devices including smartphones, notebooks, tablets, and more. Requires comcast xfinity internet service - Approved by and for use with Comcast Xfinity and Xfinity X1. Save money - eliminate up to 168 dollar in cable modem rental fees per year. Not included is a backup battery option Model 98250 that allows your phone to make calls for 8 hours on standby after power loss.

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. Wireless power boost for better speed and range - high-performance wi-fi power amplifiers boost the wireless signals to the legal limit, providing a significant increase in speed and range. This product will not work with any other Internet service provider.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height9 Inches
Length8.25 Inches
Width2.25 Inches
Part NumberMT7711-10
ModelMT7711
Warranty2 YEAR MANUFACTURER

8. NETGEAR

#ad

Renewed NETGEAR C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8x4 Download speeds for Xfinity from Comcast, Cox, Cablevision, Spectrum

#ad
NETGEAR #ad - 8x4 channel bonding with gigabit Ethernet Ports for fast wired, connections USB port to wirelessly share your hard drive. Certified to work with cable internet providers like xfinity from Comcast, Time Warner Cable, Cablevision, Cox, Bright House Networks, & More Not Compatible with Cable Bundled Voice Services.

Double firewall protection SPI and NAT firewall. Product ia part of Amazon Renewed Renewed. Docsis 3. 0 cable modem unleashes 8x faster download speeds up to 340 Mbps faster, smoother WiFi, and works with all major cable Internet providers Not Compatible with Cable Bundled Voice Services.
BrandNETGEAR #ad
ManufacturerNetgear #ad
Height7.6 Inches
Length4.45 Inches
Weight0.78 Pounds
Width1.63 Inches
Part NumberN600
ModelN600

9. NETGEAR

#ad

CM1000-1AZNAS Renewed, NETGEAR Gigabit Cable Modem 32x8 DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible with Gig-Speed from Xfinity

#ad
NETGEAR #ad - 1 up to 10x faster download speeds than docsis 3. 0 32x8 channel bonding. Docsis 3. 0 Meets docsIS 3. 1 is ofdm 2x2+ docsiS 3. Docsis 3. 0 networks. System requirements- cable broadband internet service, xp, otherwise this modem will only work as a docsis 3.

0 modem, or other operating systems running a TCP/IP network, 8, Microsoft Internet Explorer 5.0, firefox 2. 0, 10, microsoft windows 7, please check your cable Internet service provider web site for data speed tier compatibility and to ensure it provides DOCSIS 3.11 service, mac os, 2000, Safari 1.4, vista, or Google Chrome 11.

0 browsers or higher. Eliminate monthly cable modem rental fees - up to $156 per year. Cm1000-1aznas is not compatible with: verizon, AT&T, or CenturyLink. Support all cable internet speed tiers, up to Gigabit 1000 Mbps service. 1 specifications and is backward compatible with DOCSIS 3. Separate router required for Wi-Fi. Not compatible with cable bundled voice services.
BrandNETGEAR #ad
ManufacturerNetgear #ad
Height4.53 Inches
Length10.24 Inches
Width7.24 Inches
Part NumberMorza/va179
ModelCM1000-100NAS
Warranty90 days limited warranty

10. NETGEAR

#ad

Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 500 Mbps | DOCSIS 3.0 Renewed, NETGEAR Cable Modem CM700

#ad
NETGEAR #ad - Eliminate monthly cable modem rental fees - Up to $120 per year. Microsoft internet explorer 5. 0, 10, mac os, safari 1.4, firefox 2. 0, 8, 2000, or google chrome 11.

0 browsers or higher. Ipv6 next generation Internet addressing support. Support cable internet service plans up to 500 Mbps. Check your cable Internet service provider web site for data speed tier compatibility. Docsis 3. 0 up to 32x faster download speeds than docsis 2. 0 Memory: 8 mb nor flash and 128 MB RAM. Not compatible with: verizon, at&t, or CenturyLink. System requirements is microsoft windows 7, vista, xp, or other operating systems running a tcp/ip network. Separate router required for WiFi. Compatible with xfinity from Comcast, Cox, Spectrum, CableONE & more. Not compatible with bundled voice services. 32x8 channel bonding.
BrandNETGEAR #ad
ManufacturerNetgear Inc #ad
Height1.7 Inches
Length6.6 Inches
Weight0.55 Pounds
Width5.2 Inches
Part NumberCM700-100NAS-cr
ModelCM700-100NAS-cr
Warranty90 days limited warranty