Top 9 Cable Modem Xfinity DOCSIS 3.1 – Computer Networking Modems

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1. ARRIS

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ARRIS SURFboard SB8200 DOCSIS 3.1 Gigabit Cable Modem, Xfinity, Spectrum & others, Approved for Cox

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ARRIS #ad - Two 1-gigabit Ethernet ports capable of link aggregation. Cable internet service required Does not inlcude Wi-Fi and does not support cable digital voice service. 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. Others not compatible with aTT, Verizon, CenturyLink or other DSL or Fiber internet providers. Docsis 3 1 cable modem best for cable internet speed plans up to 2 Gbps.
BrandARRIS #ad
ManufacturerARRIS Solutions, Inc. #ad
Height5.25 Inches
Length5.13 Inches
Width1.7 Inches
Part NumberSB8200
ModelSB8200
Warranty2 Year

2. Motorola

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And More, 6 Gbps Max Speed. Approved for Comcast Xfinity Gigabit, Black, Motorola MB8600 DOCSIS 3.1 Cable Modem, Cox Gigablast

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Motorola #ad - Save money - eliminate up to 168 dollars per year in cable modem rental fees savings are shown for comcast xfinity and vary by cable service provider. Top internet speeds for all multi-gigabit speed tiers - wirecutter recommends this model as the best cable modem for people using Gigabit Internet plans.

No cable modem is compatible with fiber optic, DSL, and others. This cable modem does not have a built-in wireless router or telephone call capability. The mb8600 also includes a full-band capture digital tuner to enhance speed and save energy. Proactive network security - A broadcom chipset provides advanced security from denial-of service attacks. Approved by comcast xfinity and xfinity x1, at&t, frontier, available from Verizon, Cox, CenturyLink, or satellite services, and CableOne for all speeds including Comcast Gigabit services and Cox Gigablast.

A 10/100/1000 gigabit ethernet port allows connection of any SINGLE device with an Ethernet port including a router, or game station. Flexible compatibility - pair with any wi-fi router you’d like, HDTV, including whole home wi-fi or mesh routers like eero, Google Wi-Fi, windows or Mac computer, and Orbi. Active queue management aqm - aqm significantly reduces internet latency on both docsIS 3. 1 and 3. 0 services, resulting in faster page loads for all Web traffic and enhanced interactive applications like online gaming and video conferencing.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height7.88 Inches
Length7.25 Inches
Width2.25 Inches
Part NumberMB8600-10
ModelMB8600
Warranty2 YEAR MANUFACTURER

3. NETGEAR

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Compatible with All Cable Providers Including Xfinity by Comcast, Black CM1000-1AZNAS, Spectrum, Cox | for Cable Plans Up to 1 Gigabit | DOCSIS 3.1, NETGEAR Cable Modem CM1000

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NETGEAR #ad - Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate Wi-Fi router. Built for ultimate speed: Best for cable provider plans up to 1 gigabit speed.

Compatible with all major cable internet providers: including certification by Xfinity by Comcast, CenturyLink, DSL providers, and Spectrum. Works with any wi-fi router: connect any Wi-Fi router to this modem's Ethernet port to support all your wireless devices. Not compatible with verizon, at&t, DirecTV, COX, DISH and any bundled voice service. Save monthly rental fees: model cM1000 replaces your cable modem saving you up to dollar 168/year in equipment rental fees.
BrandNETGEAR #ad
ManufacturerNetgear Inc #ad
Height5.9 Inches
Length8.8 Inches
Width5.4 Inches
Part NumberCM1000-1AZNAS
ModelCM1000-1AZNAS
WarrantyLimited (1) Year Warranty

4. Motorola

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

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Motorola #ad - Great for use with whole home wifi or mesh networks like eero, MG7540, Google WiFi, HDTV, and Orbi. The motorola mg7315, game station, mg7550, and MG7700 have a built-in wireless router. Includes phone and web support by friendly, improves cooling, compact design minimizes shelf space, professional USA-based technical support specialists.

Experienced usa-based Motorola customer support specialists are happy to help if you need them. This cable modem's one gigabit ethernet port connects to a wifi router, computer, or streaming video device. This cable modem does not have a built-in wireless router or telephone call capability. No cable modem is compatible with fiber optic, time warner cable, RCN, CenturyLink, SuddenLink, or satellite services from Verizon, AT&T, DSL, Frontier, Charter Spectrum, BrightHouse, Cox, and others.

Wirecutter rates this “the best modem for most people. A full-band capture Digital Tuner ensures faster, more reliable Internet. Model mb7621 is recommended for actual cable internet service speeds up to 650 Mbps. A two-year warranty plus rugged lightning and power surge circuits protect your investment. Savings are shown for Xfinity and vary by cable service provider. 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. NETGEAR

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

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NETGEAR #ad - 0 networks. Not compatible with cable bundled voice services. 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 is ofdm 2x2+ docsiS 3. 1 up to 10x faster download speeds than docsis 3. System requirements- cable broadband internet service, 2000, vista, xp, otherwise this modem will only work as a docsis 3.00 modem, 8, mac os, firefox 2.0, or other operating systems running a tcp/ip network, 10, Please check your cable Internet service provider web site for data speed tier compatibility and to ensure it provides DOCSIS 3.1

1 service, microsoft Windows 7, Safari 1. 4, microsoft Internet Explorer 5. 0, or google Chrome 11. 0 browsers or higher. Meets docsIS 3. 1 specifications and is backward compatible with DOCSIS 3. 0 32x8 channel bonding. Docsis 3. 0
BrandNETGEAR #ad
ManufacturerNetgear #ad
Height4.53 Inches
Length10.24 Inches
Width7.24 Inches
Part NumberCM1000-1AZNAS
ModelCM1000-100NAS
Warranty90 days limited warranty

6. ARRIS

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ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem, Certified for Xfinity Internet & Voice black

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ARRIS #ad - Best for xfinity internet speed plans up to 2 Gbps. Docsis 3 1 cable modem with 32 downstream x 8 upstream docsis 3 0 channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels. Finity internet service required Does not include Wi-Fi. Certified to work with Xfinity internet & voice service Not certified for use with other cable internet service providers. Two 1-gigabit ethernet ports and 2 Telephony ports for Xfinity digital voice service.
BrandARRIS #ad
ManufacturerCommScope #ad
Part NumberT25
ModelT25
Warranty2 Year

7. ARRIS

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ARRIS SURFboard SBG8300 DOCSIS 3.1 Gigabit Cable Modem & AC2350 Dual Band Wi-Fi Router, Spectrum, Xfinity & others black, Approved for Cox

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ARRIS #ad - 32 downstream x 8 upstream docsis channels, 2 downstream x 2 upstream DOCSIS 3 1 OFDM channels Best for cable internet speed plans up to 4 Gbps. Compatible with major u s cable internet providers including Cox, Spectrum, Verizon, Xfinity & others Cable internet service required Not compatible with ATT, CenturyLink or other DSL or Fiber internet providers.

Cable internet service required. Setup and manage your network with the SURFboard Manager app Add SURFboard skills to your Alexa network for voice management of your Wi-Fi settings. 3 products in 1: docsis 3 1 cable modem, ac2350 dual band Wi-Fi, 4 port Gigabit Router cable digital voice service not supported. Wave 2 ac2350 dual-band concurrent Wi-Fi Router with 4 Gigabit Ethernet ports.
BrandARRIS #ad
ManufacturerARRIS Solutions #ad
Height9.33 Inches
Length2.87 Inches
Width8 Inches
Part NumberSBG8300
ModelSBG8300
Warranty2 years

8. ARRIS

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Spectrum & Others., Approved for Cox, ARRIS Surfboard S33 DOCSIS 3.1 Multi-Gigabit Cable Modem with 2.5 Gbps Ethernet Port, Xfinity

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ARRIS #ad - Does not include wi-Fi and does not support cable digital voice service. Cable internet service required. Compatible with major u. S. Docsis 3. 1 cable modem approved for cable internet speed plans up to 2.

5 gbps. Not compatible with att, verizon, CenturyLink or other DSL or Fiber internet providers. Stop renting your modem and save on monthly modem rental fees! Sleek new, modern design fits nicely into home or office. Multi-gig networking: the surfboard s33 features a 2. 5 gbps ethernet port plus an additional 1 Gbps Ethernet port for a 2nd network. Connects to any existing Wi-Fi router for blazing-fast internet. 32 downstream x 8 upstream docsis 3. 0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels. Cable internet providers including Cox, Spectrum, Xfinity & others. Ice.
BrandARRIS #ad
ManufacturerCommScope #ad
Height4.74 Inches
Length5.14 Inches
Width1.8 Inches
Part NumberS33
ModelS33
Warranty2 year limited warranty

9. Motorola

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MOTOROLA MB8611 DOCSIS 3.1 Cable Modem with 2.5G Ethernet, Approved for Comcast Xfinity Gigabit and More.

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Motorola #ad - Ultra-fast docsis 3. 1 performance - model mb8611 supports the fastest docsis 3. 1 cable modem services available for all multi-gigabit speed tiers, complete with fallback to 32x8 DOCSIS 3. 0 approved by comcast Xfinity for all speeds including Comcast Gigabit services.

Cost-saving solution: owning your own modem typically saves the average home $156 per year in monthly rental charges. Full-band capture digital tuner enhances speed and saves energy. This cable modem does NOT have a built-in wireless router or telephone call capability. Flexible connection: a 2. 5g ethernet port to work with even the fastest routers and Personal Computers, providing downstream speeds just below 2, 500 Mbps and upstream speeds up to 800 Mbps when supported by your cable service speed.

Compatibility - plugs easily into any wifi router for shared internet access by all your WiFi and ethernet-capable devices. Savings are shown for Comcast Xfinity and vary by cable service provider. Active queue management aqm: reduced internet latency for faster page loading and better response time from your interactive applications like online gaming and video conferencing.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height7.88 Inches
Length7.25 Inches
Width2.25 Inches
Part NumberMB8611-10
ModelMB8611