Top 10 Comcast Approved Modem – Computer Networking Modems

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1. Motorola

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

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Motorola #ad - Requires cable internet service. Approved by and for use with comcast xfinity and xfinity x1, dsl, and other cable service providers. This cable modem's one gigabit ethernet port connects to a wifi router, hdtv, computer, google wifi, mg7550, game station, and Orbi.

No cable modem is compatible with fiber optic, frontier, brighthouse, AT&T, or satellite services from Verizon, RCN, SuddenLink, CenturyLink, Cox, Charter Spectrum, Time Warner Cable, CableOne, and others. The motorola mg7315, or streaming video device. A two-year warranty plus rugged lightning and power surge circuits protect your investment. Model mb7621 is recommended for actual cable internet service speeds up to 650 Mbps. Setup is fast and easy using the quick start guide.

Experienced usa-based Motorola customer support specialists are happy to help if you need them. Wirecutter rates this “the best modem for most people. A full-band capture Digital Tuner ensures faster, more reliable Internet. Model mb7621 has no phone jack. Includes phone and web support by friendly, professional USA-based technical support specialists. Eliminate cable modem rental fees up to 156 dollars per YEAR.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height7.88 Inches
Length7.25 Inches
Weight0.07 Pounds
Width2.25 Inches
Part NumberMB7621-10
ModelMB7621
Warranty2 YEAR MANUFACTURER

2. ARRIS

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

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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. Two 1-gigabit ethernet ports note, a 2nd IP address may be required by your cable internet provider to activate 2nd port. Docsis 3 1 cable modem best for cable internet speed plans up to 2 Gbps. Compatible with major u s cable internet providers including Cox, Verizon, Spectrum, Xfinity & others Not compatible with ATT, CenturyLink or other DSL or Fiber internet providers.
BrandARRIS #ad
ManufacturerARRIS Solutions, Inc. #ad
Height5.25 Inches
Length5.13 Inches
Width1.7 Inches
Part NumberSB8200
ModelSB8200
Warranty2 year Limited Warranty

3. NETGEAR

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

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NETGEAR #ad - Modem technology: engineered with 32x8 channel bonding, OFDM 2x2, and DOCSIS 3. 1. Save monthly rental fees: model CM700 replaces your cable modem saving you up to $168/year in equipment rental fees.

Built for super-fast speed: best for cable provider plans up to 500 mbps speed. Not compatible with verizon, COX, DISH and any bundled voice service. Works with any wi-fi router: connect any Wi-Fi router to this modem's Ethernet port to support all your wireless devices. Compatible with all major cable internet providers: including certification by Xfinity by Comcast, DSL providers, DirecTV, CenturyLink, AT&T, and Spectrum. Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate Wi-Fi router.
BrandNETGEAR #ad
ManufacturerNetgear Inc #ad
Height5.2 Inches
Length1.7 Inches
Weight0.22 Pounds
Width6.6 Inches
Part NumberCM700-1AZNAS
ModelCM700-1AZNAS
WarrantyLimited (1) Year Warranty

4. NETGEAR

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

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NETGEAR #ad - Cm1000-1aznas is not compatible with: verizon, AT&T, or CenturyLink. Docsis 3. 0 32x8 channel bonding. 1 up to 10x faster download speeds than docsis 3. 1 is ofdm 2x2+ docsiS 3. Separate router required for Wi-Fi.

System requirements- cable broadband internet service, firefox 2. 0, safari 1. 4, mac os, 2000, 10, or other operating systems running a tcp/ip network, microsoft windows 7, Vista, Microsoft Internet Explorer 5.0, xp, 8, otherwise this modem will only work as a DOCSIS 3.00 modem, please check your cable Internet service provider web site for data speed tier compatibility and to ensure it provides DOCSIS 3. 1 service, or Google Chrome 11. 0 browsers or higher. 0 Docsis 3. 1 specifications and is backward compatible with DOCSIS 3. 0 networks. Not compatible with cable bundled voice services. Eliminate monthly cable modem rental fees - up to $156 per year. Meets docsIS 3.
BrandNETGEAR #ad
ManufacturerNetgear #ad
Height4.53 Inches
Length10.24 Inches
Width7.24 Inches
Part NumberCM-1000-100NAR
ModelCM1000-100NAS
Warranty90 days limited warranty

5. Motorola

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Approved by Comcast Xfinity, Motorola MG7550 16x4 Cable Modem Plus AC1900 Dual Band WiFi Gigabit Router with Power Boost and DFS, Cox, Charter Spectrum, More Black, 686 Mbps Maximum DOCSIS 3.0

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Motorola #ad - Wireless power boost adds high-performance wifi power amplifiers to boost the wireless signals to the legal limit, unlike most routers, giving a significant boost in speed and range. Built-in high-speed wifi router with ac1900 wifi, game stations, and appletv. Eliminate cable modem rental fees up to 156 dollars per year.

16x4 docsis 3. 0 cable modem plus a built-in ac1900 dual band 2. 4 ghz and 5 ghz wifi gigabit router with four gigabit gige ethernet ports, power boost, and more. This product is recommended for actual cable Internet service speeds up to 375 Mbps. The vertical design minimizes shelf space and improves cooling while looking great in any home or office. Dfs and power Boost are key. Four 10/100/1000 gigabit ethernet lan ports provide wired connections to windows and mac computers, google Home, Chromecast, Roku, HDTVs, HDTVs, and Power Boost, game stations, Amazon Echo, tablets, and DFS provides Internet access for WiFi devices including smartphones, streaming TV devices, Amazon Fire TV, notebooks, and other Ethernet-capable devices.

Includes phone and web support by friendly, professional USA-based technical support specialists. Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. Requires cable internet service. In addition, AnyBeam beamforming at both 2.
BrandMotorola #ad
ManufacturerMotorola #ad
Height2.8 Inches
Length10.9 Inches
Weight2.65 Pounds
Width10.2 Inches
Part NumberMG7550-10
ModelMG7550
Warranty2 YEAR MANUFACTURER

6. Motorola

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343 Mbps Maximum DOCSIS 3.0, Approved by Comcast Xfinity, MOTOROLA MG7315 8x4 Cable Modem Plus N450 Single Band Wi-Fi Gigabit Router with Power Boost, Charter Spectrum, Cox

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Motorola #ad - A broadcom cable Modem Chipset provides security from denial of service attacks. Model mg7315 has no phone jack. 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. Savings are shown for Affinity and vary by cable service provider.

Integrating the cable modem and router creates a more reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. 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, and more. In addition, anybeam beamforming focuses the signal on wireless clients to further enhance performance and range. For docsis 3. 0 services, a firewall, this modem provides actual Cable internet service speeds up to 145 Mbps.

Built-in high-speed wi-fi router with n450 wi-fi and power boost provides internet access for wi-fi devices including smartphones, Roku, amazon echo, HDTVs, notebooks, HDTVs, tablets, game stations, streaming TV devices, and Apple TV. The vertical design further minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. Four 10/100/1000 gigabit ethernet lan ports provide wired connections to Windows and Mac computers, Chromecast, Amazon Fire TV, game stations, Google home, and other ethernet-capable devices.
BrandMotorola #ad
ManufacturerMotorola #ad
Height8.6 Inches
Length9.1 Inches
Weight1.35 Pounds
Width2.6 Inches
Part NumberFBA_MG7315-10
ModelFBA_MG7315-10
Warranty1 Year

7. NETGEAR

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NETGEAR Cable Modem CM600, Compatible with Cable Providers Including Xfinity by Comcast, Cox | for Cable Plans Up to 400 Mbps | DOCSIS 3.0 | 24x8, Spectrum

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NETGEAR #ad - Requires Cable Internet Service. Not compatible with: Verizon, AT&T, or CenturyLink. 24x8 channel bonding. Ideal for streaming 4K UHD content, fastest downloads, and high-speed online gaming.

Separate router required for WiFi. Docsis 3. 0 unleashes 8x faster download speeds than DOCSIS 2. 0 Docsis 3. 0 cable modem with 1 gigabit ethernet port. Recommended for all speed tiers up to 500 Mbps. Compatible with comcast xfinity, Cox, Charter, Cablevision, time Warner Cable, and more. Cable modem only no wifi router. Memory: 8 mb nor flash and 128 MB RAM. Support cable internet service plans up to 300mbps.
BrandNETGEAR #ad
ManufacturerNetgear Inc #ad
Height3.78 Inches
Length8.47 Inches
Weight0.75 Pounds
Width9.97 Inches
Part NumberCM600-100NAS
ModelCM600-100NAS

8. ARRIS

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Arris TM822 Series, TM822A Touchstone Docsis 3.0 8x4 Ultra-High Speed Telephony Modem Renewed

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ARRIS #ad - Flexible 8x4 downstream/upstream channel-bonding with superior throughput. Docsis 3. 0 certified. Ipv4/ipv6 modes for docsis cm; 10/100/1000 Base-T Ethernet. Backwards compatible with DOCSIS 1. 0, 1. 1, and 2. 0 .
BrandARRIS #ad
ManufacturerArris #ad
Height6.2 Inches
Length7.3 Inches
Width1.7 Inches
Part NumberTM822A
ModelTM822A

9. Motorola

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Time Warner Cable, MOTOROLA 8x4 Cable Modem, BrightHouse, Certified by Comcast XFINITY, Model MB7220, Cox, and More No Wireless, 343 Mbps DOCSIS 3.0

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Motorola #ad - Attractive, improves cooling, compact design minimizes shelf space, and extends product life while looking great in any home or office. Certified by comcast xfinity, brighthouse, cox, Time Warner Cable, and other leading cable service providers for modem ownership programs that typically save rental charges of $120 or more per year.

This cable modem does not have a built-in wireless router or VoIP telephone adapter. A full-band capture digital tuner ensures a faster, more reliable Internet. This 8x4 docsis 3. 0 cable modem provides speeds up to 343 mbps, eight times faster than DOCSIS 2. 0 Setup is fast and easy with a few quick steps set out in a Quick Start guide.

The motorola mg7310, game station, and MG7550 have a built-in wireless router. Experienced usa-based customer support specialists are there to help if you need them. Cable modem's ethernet port connects to a computer, hdtv, mg7315, or wireless router. A two-year warranty plus rugged lightning and power surge circuits protect your investment. Requires cable internet service.
BrandMotorola #ad
ManufacturerMotorola #ad
Height6.1 Inches
Length4.9 Inches
Weight0.58 Pounds
Width2 Inches
Part NumberMB7220
ModelMB7220-10
Warranty2 years

10. Motorola

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Certified by Comcast XFINITY, and More, Charter Spectrum, Cox, BrightHouse, Model MB7420, MOTOROLA 16x4 Cable Modem, Time Warner Cable, 686 Mbps DOCSIS 3.0

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Motorola #ad - A two-year warranty plus rugged lightning and power surge circuits protect your investment. A full-band capture digital tuner ensures a faster, more reliable Internet. This model mb7420 cable modem does NOT have a built-in wireless router and does NOT have a telephone adapter or phone jack.

Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. 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. Cable modem's ethernet port connects to a computer, mg7315, hdtv, or wireless router. The motorola mg7310, game station, MG7540 and MG7550 have a built-in wireless router.

This 16x4 docsis 3. 0 cable modem provides speeds up to 686 mbps, sixteen times faster than DOCSIS 2. 0 Certified by comcast xfinity for residential speeds up to extreme 300, cox, Charter Spectrum, BrightHouse, Time Warner Cable, by Comcast Business for speeds up to Deluxe 250, and other leading cable service providers for modem ownership programs that typically save rental charges of $120 or more per year. Requires cable internet service.
BrandMotorola #ad
ManufacturerMTRLC LLC #ad
Height6.1 Inches
Length4.9 Inches
Weight0.58 Pounds
Width2 Inches
Part NumberMB7420-10
ModelMB7420-10
Warranty2 year manufacturer