10 Best Docsis 3.0 Cable Modems July 2026

NETGEAR

Netgear CM500-1AZNAS (16x4) DOCSIS 3.0 Cable Modem, Max download speeds of 680Mbps, Certified

9.6

Awesome

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Save monthly rental fees: model cm500 replaces your cable modem saving you up to $150/yr in equipment rental fees.
Works with any wifi router: connect any wifi router to this modem's ethernet port to support all your wireless devices.
Modem technology: engineered with 16x4 channel bonding and docsis 3.0.
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.
Built for fast speed: best for cable provider plans up to 300 mbps speed.
Ethernet connections: 1 gigabit ethernet port connects to your computer or separate wifi router.

Arris

ARRIS SURFboard SB6190 BLK DOCSIS 3.0 Cable Modem - Retail Packaging - Black

9.4

Awesome

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32 download and 8 upload bonded channels capable of up to 1.4 gbps download and 262 upload speeds. approved for internet plans up to 600 mbps. is not approved for gigabit plans, will need the sb8200 docsis 3.1 modem.
Ideal for uhd movie streaming, gaming and multiple device use at same time. future proof your system
Note: packaging may vary
Approved on comcast xfinity, spectrum (charter, time warner, brighthouse networks), cox, mediacom, suddenlink and most other us cable internet providers. not compatible with verizon, at&t or centurylink. requires internet service
Wired modem only. does not include wifi router or voip telephone adapter. gigabit ethernet port to connect to pc or router
2 year warranty with us based customer service. refer to the quick start guide and installation video

NETGEAR

NETGEAR N600 WiFi DOCSIS 3.0 Cable Modem Router (C3700-100NAS)

9

Great

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Product highlights

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
Docsis 3.0 unleashes 8x faster download speeds than docsis 2.0
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
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

ARRIS

ARRIS Surfboard Docsis 3.0 Cable Modem/Ac1600 Wi-Fi Router, Black (SBG10)

8.8

Great

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Approved on comcast xfinity, spectrum (charter, time warner, bright house networks), cox and other us cable internet providers. not compatible with verizon, at&t or centurylink
Router: ac1600 2.4/5.0 ghz dual-band concurrent wi-fi router with 2 gigabit ethernet ports. wi-fi beamforming – max coverage and performance
Does not support comcast, cox and spectrum plans that include a phone connection
3 products in 1: 16x4 cable modem, ac1600 dual band wi-fi router, 2 port gigabit router
Cable modem: 16 download & 4 upload channels to maximize your cable isp service offerings. approved for plans up to 300 mbps. supports ipv4 and ipv6 – the latest internet standard
2 year warranty

Motorola

Motorola 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast

8.6

Great

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Product highlights

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 16x4 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.
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.

Motorola

Motorola 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast

8.2

Great

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Product highlights

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.)
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 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.
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
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.

NETGEAR

NETGEAR Certified Refurbished C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8x4

8

Very Good

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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).
Double firewall protection (spi and nat firewall).
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).
8x4 channel bonding with gigabit ethernet ports for fast wired, connections usb port to wirelessly share your hard drive.

ARRIS

ARRIS SURFboard SB6190 DOCSIS 3.0 Cable Modem - Retail Packaging - White

7.5

Very Good

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Product highlights

32 download and 8 upload bonded channels capable of up to 1.4 gbps download and 262 upload speeds. recommended for internet plans 250 mbps and above.
Ideal for uhd movie streaming, gaming and multiple device use at same time. future proof your system.
Supports ipv4 and ipv6 – the latest internet standard
Approved on comcast xfinity, spectrum (charter, time warner, brighthouse networks), cox, mediacom, suddenlink and most other us cable internet providers. not compatible with verizon, at&t or centurylink. requires internet service.
Wired modem only. does not include wifi router or voip telephone adapter. gigabit ethernet port to connect to pc or router.compatible operating systems: windows 10,windows 8, windows 7 service pack 1 (sp1),macintosh 10.4 or higher,unix,linux
2 year warranty with us based customer service. refer to the quick start guide and installation video.

ARRIS

ARRIS SURFboard SBG6950AC2 Cable Modem and Wi-Fi Router with McAfee

7.2

Very Good

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Product highlights

Approved with major u.s. cable providers xfinity and cox. compatible with spectrum (time warner, charter and brighthouse). requires cable internet service. not compatible with att, verizon or centurylink
Router: ac1900 2.4/5.0 ghz dual-band concurrent wi-fi router with 4 gigabit ethernet ports. wi-fi beamforming ? max coverage and performance.
3 products in 1: 16x4 cable modem, ac1900 dual band wi-fi router, 4 port gigabit router. operating system compatibility-linux, mac, unix, windows
Cable modem: 16 download & 4 upload channels to maximize your cable isp service offerings. approved for plans up to 300 mbps. supports ipv4 and ipv6 ? the latest internet standard.
Security: mcafee secure whole home internet with app to monitor and configure. support for multicast ip services also is backward compatible with docsis 2.0 contact your cable service

ARRIS

ARRIS SURFboard SB6183-RB DOCSIS 3.0 Cable Modem, (CERTIFIED REFURBISHED)White

7

Good

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Product highlights

Cable modem only (no wifi router). no support for cable telco options
Great for streaming hd video and gaming on multiple devices at a time
Approved with comcast xfinity, spectrum (charter, time warner, brighthouse), cox and more. if not sure call your cable provider to find out if approved to use. requires cable internet service. not compatible with: verizon, at&t, or centurylink
Internet speeds up to 686 mbps on 16 download channels and 131 mbps on 4 upload channels, based on your cable isp subscription. approved for plans up to 300mbps. gigabit ethernet port to connect to computer or router
90 day warranty. arris certified refurbished. us technical support. arris certified refurbished products will always be branded arris, never motorola! if you get motorola branded product they are illegitimate, need to be returned to seller and reported to amazon

Buying guide

When it comes to selecting the right Docsis 3.0 Cable Modems, you definitely want to research:

What makes any particular Docsis 3.0 Cable Modems best?
How to choose the right Docsis 3.0 Cable Modems within your budget?
What is the average price of a good Docsis 3.0 Cable Modems?

Answering these questions is not simple as there are too many choices and too many data to process. In this particular situation our data analysis platform comes handy.

We analyze thousands of user reviews and products to generate usability score for each brand. This usability score considers product benefits, price and customer feedbacks to provide you with a unbiased list of 10 best affordable Docsis 3.0 Cable Modems to buy.

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10 Best Docsis 3.0 Cable Modems

NETGEAR

9.6

Product highlights

Arris

9.4

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NETGEAR

9

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ARRIS

8.8

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Motorola

8.6

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Motorola

8.2

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NETGEAR

8

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ARRIS

7.5

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ARRIS

7.2

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ARRIS

7

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