Things You Need to Know about Best Cox Certified Modems 2018 - Buyer’s Guide

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Best Cox Certified Modems
Want to know how we picked the best cox certified modems on the market? It was not easy: we considered such aspects as price, material, selection of colors, and many more characteristics. We tried to cover every important detail, but if you think we missed something — let us know about it!

Let us present you the best cox certified modems available on the modern market. Every cox certified modems from the list below can be ordered directly from the marketplace.

Our Favorite 10 Cox Certified Modems of 2018

Rating Image Name and Features Details
4.8
NETGEAR CM500-1AZNAS 1. NETGEAR CM500-1AZNAS (Editor’s Choice)
Support cable internet service plans up to 200 mbps.
Read reviews
4.5
Netgear C6300-100NAS AC1750 2. Netgear C6300-100NAS AC1750 (Most Durable)
Three-in-one docsis 3.0 cable modem + ac1750 wifi router+ 4 gigabit wired switch.
Read reviews
4.3
Motorola Mg7540 16x4 Cable Modem 3. Motorola Mg7540 16×4 Cable Modem
Requires cable internet service.
Read reviews
4.0
Linksys High Speed Docsis 3.0 24x8 Cable Modem 4. Linksys High Speed Docsis 3.0 24×8 Cable Modem
Verizon, at&t, or centurylink.
Read reviews
3.8
Motorola 16x4 Cable Modem 5. Motorola 16×4 Cable Modem
Cable modem’s ethernet port connects to a computer, hdtv, game station, or wireless router.
Read reviews
3.5
NETGEAR C6220-100NAS AC1200 6. NETGEAR C6220-100NAS AC1200 (Best to Use Right Away)
Three-in-one docsis 3.0 cable modem + ac1200 wifi router+ 2 gigabit wired switch.
Read reviews
3.5
Netgear Certified Refurbished Cm500-100nar Docsis 3.0 Cable Modem 7. Netgear Certified Refurbished Cm500-100nar Docsis 3.0 Cable Modem
Eliminate monthly cable modem rental fee’s ( 120 or more a year).
Read reviews
3.5
Asus Docsis 3.0 High Speed 16 X 4 Cable Modem 8. Asus Docsis 3.0 High Speed 16 X 4 Cable Modem
Save up to 120 per year on rental fees by owning your own cable modem.
Read reviews
3.3
Linksys Docsis 3.0 8x4 Cable Modem 9. Linksys Docsis 3.0 8×4 Cable Modem
High speed cable modem only, does not include telephone/voice ports.
Read reviews
3.3
Netgear C3700-100nar C3700-nar Docsis 3.0 Wifi Cable Modem 10. Netgear C3700-100nar C3700-nar Docsis 3.0 Wifi Cable Modem
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).
Read reviews

 

 

 
№ 1. NETGEAR CM500-1AZNAS (16x Docsis 3.0 Cable Modem, Max Download Speeds of 686mbps, Certified for Xfinity From Comcast, Spectrum, Cox, Cablevision and More
 

Design
5/5
 

Materials
5/5
 

Construction
4/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
4.8
NETGEAR CM500-1AZNAS 6.3 x 8.7 x 3.9 inches 1.44 pounds
Check Price

Docsis 3.0 up to 16x faster download speeds than docsis 2.0. Memory: 8 mb nor flash and 128 mb ram. “the best cable modem” – the wirecutter, aug 2017. Not compatible with: verizon, at&t, or centurylink. Not compatible with bundled voice services. Eliminate monthly cable modem rental fees – up to 120 per year. System requirements: microsoft internet explorer 5.0, firefox 2.0, safari 1.4, or google chrome 11.0 browsers or higher. Support cable internet service plans up to 200 mbps. Separate router required for wi-fi.

 

 
GOOD
Docsis 3.0 up
Eliminate monthly cable modem rental fees
“the best cable modem”
Not compatible with
Support cable internet service plans up
BAD
I could not find a single drawback.
 

How long is the minimum warranty period for an average cox certified modems?

We recommend all our readers to buy cox certified modemswith at least the two-year long warranty period. This is the optimal term for an average cox certified modems. Instead of overpaying for a lifetime warranty, save the money to buy a new cox certified modems later.

 

 
№ 2. Netgear C6300-100NAS AC1750 (16x Docsis 3.0 Wifi Cable Modem Router Combo (c6300) Certified for Xfinity From Comcast, Spectrum, Cox, Cablevision and More
 

Design
5/5
 

Materials
5/5
 

Construction
4/5
 

Quality
4/5
 
Overall Brand Model Dimensions Weight Details
4.5
NETGEAR C6300-100NAS 12.1 x 10.4 x 3.5 inches 2.9 pounds
Check Price

Docsis 3.0 unleashes 16x faster download speeds than docsis 2.0 and faster wifi up to 450+1300 mbps. Up to 680mbps modem speed and dual-band ac1750 (2.4ghz & 5ghz) wifi speed. 16×4 channel bonding/ approved for plans up to 300 mbps. Three-in-one docsis 3.0 cable modem + ac1750 wifi router+ 4 gigabit wired switch. Compatible with xfinity from comcast, spectrum, cox, cableone & more. Not compatible with cable bundled voice services. Ideal for streaming hd videos, faster downloads, and high-speed online gaming.

 

 
GOOD
Docsis 3.0 unleashes 16x faster download speeds than docsis 2.0
BAD
You will have to find a separate room to store it.
 

 

 
№ 3. Motorola Mg7540 16×4 Cable Modem Plus Ac1600 Dual Band Wi-fi Gigabit Router, 686 Mbps Maximum Docsis 3.0, Approved By Comcast Xfinity, Cox, Charter Spectrum, and More
 

Design
5/5
 

Materials
5/5
 

Construction
4/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
4.3
Motorola MG7540-10 11 x 10.2 x 2.8 inches 2.6 pounds
Check Price

16×4 docsis 3.0 cable modem plus a built-in ac1600 dual band (2.4 ghz and 5 ghz) wi-fi 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. 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. Requires cable internet service. Approved by comcast xfinity, cox, charter spectrum, timer warner cable, brighthouse, wow, cableone, rcn, mediacom and other cable service providers for use in modem ownership programs that save rental fees up to 132 per year. (savings are shown for comcast xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, dsl, or satellite services from verizon, at&t, centurylink, frontier, and others.

Anybeam beamforming at both 2.4 ghz and 5 ghz frequencies focuses the signal on wireless clients to further enhance performance and range. 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, and other ethernet-capable devices.

 

 
GOOD
16×4 docsis 3.0 cable modem plus a built-in ac1600 dual b
Built-in high-speed wifi router
Requires cable internet service
Anybeam beamforming at both 2.4 ghz
BAD
The price is not exceptionally high, but there are many cheaper options.
 

What do I need to check before choosing a cox certified modems?

You can find out everything you need to know about any specific cox certified modems at our site before buying it. That is why we like this marketplace so much: it offers a very convenient website with “Compare” feature, as well as hundreds of user reviews. Read them to understand whether a cox certified modems is suitable for you.

 

 
№ 4. Linksys High Speed Docsis 3.0 24×8 Cable Modem, Certified for Comcast Xfinity, Time Warner, Cox and Charter (cm3024)
 

Design
5/5
 

Materials
2/5
 

Construction
5/5
 

Quality
4/5
 
Overall Brand Model Dimensions Weight Details
4.0
Linksys CM3024 1.8 x 7 x 8 inches 2.25 pounds
Check Price

Not compatible with: verizon, at&t, or centurylink. Features intel puma 6 chipset to achieve high-speed downstream and upstream performance. Compatible with comcast xfinity, time warner cable, charter, cox, cablevision, and more. Requires cable internet service. Experience high-speed wi-fi speeds from your existing isp plans up to 300 mbps. Ideal for hd media streaming, simultaneous online gaming, web surfing and more. Cable modem only (no wifi router), interfaces: cable: f-type female 75 ohm.

 

 
GOOD
Features intel puma 6 chipset
Not compatible with
Cable modem only
BAD
Assembling quality is below average.
 

 

 
№ 5. Motorola 16×4 Cable Modem, Model Mb7420, 686 Mbps Docsis 3.0, Certified By Comcast Xfinity, Charter Spectrum, Time Warner Cable, Cox, Brighthouse, and More
 

Design
3/5
 

Materials
4/5
 

Construction
5/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
3.8
Motorola MB7420-10 4.9 x 2 x 6.1 inches 1.2 pounds
Check Price

Requires cable internet service. Certified by comcast xfinity for residential speeds up to extreme 300, by comcast business for speeds up to deluxe 250, time warner cable, cox, charter spectrum, brighthouse, and other leading cable service providers for modem ownership programs that typically save rental charges of 120 or more per year. 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 model mb7420 cable modem does not have a built-in wireless router and does not have a telephone adapter or phone jack. The motorola mg7310, mg7315, mg7540 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.

This 16×4 docsis 3.0 cable modem provides speeds up to 686 mbps, sixteen times faster than docsis 2.0. A full-band capture digital tuner ensures a faster, more reliable internet.

 

 
GOOD
Setup is fast
This 16×4 docsis 3.0 cable modem provides speeds up
Cable modem’s ethernet port connects
Requires cable internet service
BAD
Lacks many useful features.
It is too expensive for what you get.
 

 

 
№ 6. NETGEAR C6220-100NAS AC1200 (8x Wifi Docsis 3.0 Cable Modem Router Combo (c6220) Certified for Xfinity From Comcast, Spectrum, Cox, Cablevision and More
 

Design
3/5
 

Materials
4/5
 

Construction
5/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
3.5
NETGEAR C6220-100NAS 9.2 x 6.1 x 2.2 inches 2.25 pounds
Check Price

Up to 343mbps modem speed and dual-band ac1200 (2.4ghz & 5ghz) wifi speed. 8×4 channel bonding/ approved for plans up to 100 mbps. Docsis 3.0 unleashes 8x faster download speeds than docsis 2.0. Supports 8 download and 4 upload channels for efficient and reliable internet access. Ideal for streaming hd content, fastest downloads, and high-speed online gaming. Gigabit ethernet ports fastest wired speeds to connect your router or computer. Compatible with xfinity from comcast, spectrum, cox, cableone & more. Netgeasr genie app +content filtering parental controls allow you to easily manage your network from your mobile device.

Three-in-one docsis 3.0 cable modem + ac1200 wifi router+ 2 gigabit wired switch.

 

 
GOOD
Docsis 3.0 unleashes 8x faster download speeds than docsis 2.0
BAD
It is a great product, but the price is too high.
 

 

 
№ 7. Netgear Certified Refurbished Cm500-100nar Docsis 3.0 Cable Modem with 16×4 Max Download Speeds of 680mbps. Certified for Xfinity By Comcast, Time Warner Cable, Cox, Charter and More
 

Design
3/5
 

Materials
5/5
 

Construction
4/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
3.5
NETGEAR CM500-100NAR 7.3 x 4.9 x 2.4 inches 1.45 pounds
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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. Gigabit ethernet port fastest wired speeds to connect your router or computer. Docsis 3.0 cable modem with 1 gigabit ethernet port. Up to 680mbps download and upload speed. Separate router required for wifi. 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.

Eliminate monthly cable modem rental fee’s ( 120 or more a year).

 

 
GOOD
Docsis 3.0 cable modem
Eliminate monthly cable modem rental fee’s
Gigabit ethernet port fastest wired speeds
Netgear refurbished product may have a removed serial number
BAD
It is too expensive.
Lacks many useful features.
 

 

 
№ 8. Asus Docsis 3.0 High Speed 16 X 4 Cable Modem, Max. Download Speed 686 Mbps, Certified for Xfinity From Comcast, Spectrum and Cox, Separate Wireless Router Required for Wi-fi Connectivity (cm-16)
 

Design
3/5
 

Materials
5/5
 

Construction
2/5
 

Quality
4/5
 
Overall Brand Model Dimensions Weight Details
3.5
Asus CM-16 4.3 x 1.3 x 7.1 inches 1.55 pounds
Check Price

Save up to 120 per year on rental fees by owning your own cable modem. Supports downstream of up to 686mbps and upstream of up to 131mbps. Pairs perfectly with asus signature routers such as rt-ac68u and rt-ac66u (router not included, separate purchase required for wifi connectivity). Five front-facing led indicators easily reveal the status and signal strength of the cable modem. Docsis 3.0 16×4 cable modem certified by comcast xfinity, spectrum (legacy time warner cable and charter) and cox.

 

 
GOOD
Docsis 3.0 16×4 cable modem certified by comcast xfinity
Pairs perfectly
Five front-facing led indicators easily reveal
Supports downstream
BAD
Cannot be used right out from the box.
 

 

 
№ 9. Linksys Docsis 3.0 8×4 Cable Modem Certified with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and More (cm3008) (certified Refurbished)
 

Design
4/5
 

Materials
5/5
 

Construction
2/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
3.3
Linksys CM3008 1 x 2.8 x 3.9 inches 1.05 pounds
Check Price

Certified by all major cable providers. Features intel puma 5 chipset to achieve high-speed downstream and upstream performance. High speed cable modem only, does not include telephone/voice ports. This certified refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. Experience optimal wi-fi speeds from your existing isp plans up to 100 mbps. Ideal for media streaming, online gaming, and web browsing.

 

 
GOOD
Experience optimal wi-fi speeds from your existing isp plans up
Features intel puma 5 chipset
This certified refurbished product is manufacturer refurbished
High speed cable modem only
BAD
It is easy to break because of poor assembly.
You will have to spend a lot of money on this.
 

 

 
№ 10. Netgear C3700-100nar C3700-nar Docsis 3.0 Wifi Cable Modem Router with N600 8×4 Download Speeds. Certified for Xfinity From Comcast, Spectrum, Cox, Cablevision and More
 

Design
5/5
 

Materials
2/5
 

Construction
3/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
3.3
NETGEAR C3700-100NAR 20 x 12 x 21 inches 1 pounds
Check Price

Certified to work with 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. “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. 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).

8×4 channel bonding with gigabit ethernet ports for fast wired, connections usb port to wirelessly share your hard drive.

 

 
GOOD
“netgear refurbished product may have a removed serial number
Docsis 3.0 cable modem unleashes 8x faster download speeds up
8×4 channel bonding
BAD
Is not suitable for outdoor use.
 

What should be the warranty period for a good cox certified modems?

You should buy cox certified modemsfrom brands with customer-friendly warranty policy. Trustworthy cox certified modems manufacturers offer two-year or even longer warranty period. You would not have any problems in case of any issues — simply take a broken product to the service center to get it replaced or fixed.

How to get a refund for a cox certified modems?

If you receive a wrong or a broken cox certified modems, seller will oblige the seller to return your money or send you a replacement. There is no need to worry about refunds anymore thanks to the amazing customer-friendly policy!

Do I need to worry when buying a cox certified modems online?

Why would be buying a cox certified modems online dangerous? Marketplace is nearly always on the buyer’s side during the conflicts resolution. Getting a refund is very easy and only takes a couple of hours. You and your money are completely safe — there is no need to worry. Try to order a cox certified modems from our rating list yourself — this website is very convenient thanks to myriads of user reviews, so you will definitely like it.

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My name is Diana Pierce and I am a Electronic Service Technician. I graduated from Southwestern Community College - Sylva, NC.

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diana@nordfalcon.com
276 5th Ave Suite 704 New York, NY 10001
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