An Honest Review of The NetGear CM500 Cable Modem – How Does It Stack Up?

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Read our NETGEAR CM500 review to find out about one of the best cable modems currently in the market. The modem provides cable Internet at speeds of up to 640 Mbps.

Since the invention of the internet of things, speed has been a priority for many of the users.

Whether you are browsing the news, doing some research online or streaming movies on Netflix, high internet speeds make for a great experience.

  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT...
  • SAVE MONTHLY RENTAL FEES: Model CM500 replaces your cable modem saving you up to $150/yr in equipment rental fees.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 300 Mbps speed.

NetGear CM500 Review

Today we will present you the NetGear CM500 Review and show you its strong perks, internet connection speeds are becoming faster and faster high-speed modems are an important piece of your network.

It can be the bottleneck limiting your download speeds and affecting your overall internet experience if you are paying for high-speed internet.

As such, it’s important to ensure that your modem’s capability is a match for your ISP’s capability.

The CM500 ranks among the best sellers on Amazon. The modem is CableLabs® certified and is equipped with DOCSIS® 3.0 making it 16 times faster than 2.0.

Although the device pales in comparison to NETGEAR’s flagship cable modem, the CM1000, it represents quality at an affordable price making it a preferred choice for many users.

The CM500 modem is loaded with a number of notable features. Most notable is the high download speed that is sure to make sluggish internet speeds a thing of the past at home and at the office.

What’s more? It also has a capable QoS prioritization enabling you to easily manage network traffic.

NetGear CM500 Features:

  • Performs up to 2.8x faster than previous devices with N Technology on-board.
  • Backward compatible with devices that support both ‘N’ and ‘G’ technology.
  • Dual-Band speeds for multiple support of devices that enable movie streaming as well as online play.
  • Simple to setup using Belkin’s web-based setup page that is accessible from any connected device, requiring no external software to set up.
  • Reliable after sales services and support from the Belkin support center.
  • Internal antenna, 4-port Gigabit switch and vertical status, WPS and USB LEDs.
  • Simple to manage web-based setup interface.

How Does It Compare?

ARRIS SURFboard SB6141 DOCSIS 3.0 Cable Modem

Available at around $59, the SURFboard SB6141, is a cheaper alternative to the NETGEAR CM500. The modem delivers 8-channel downstream data speeds up to 343.1 Mbps for fast Internet connection.

It also comes with an internal filter designed to minimize interference for enhanced performance.

Similar to the CM500, the SURFboard SB6141 is equipped with front-panel, dual-colored LEDs that provide users with easy visual confirmation of bonded channels and GigE link use. User-friendly online diagnostics offer simple troubleshooting.

It is easy to set up and set and considering its fair price, it’s worth checking out.

DCM-301 DOCSIS 3.0 Cable Modem

The D-link DCM-301 is a very good cable modem able to support download speeds of up to 343Mbps and upload speeds of up to 150Mbps.

This is more than enough to share files, browse the web and stream music or HD video and at $96, it’s more than a viable competitor to the CM500.

It is perfect for any small business use and it’s compatible with most U.S. cable providers, such as Comcast, Time Warner, Comcast, Cox, Bright House Networks and more.

Motorola – MB7420 DOCSIS 3.0 Cable Modem

This 16×4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. Its full band Capture digital tuner ensures a faster, more reliable Internet.

The modem is certified by Comcast XFINITY, Cox, Time Warner Cable, BrightHouse, and many more service providers making it one of the highly compatible in the market. The device is well designed with a sleek appearance and features.

TP-Link TC-7610-E DOCSIS 3.0 Cable Modem

The TP-Link TC-7610-E represents the best budget modem. The device is compatible with major cable ISPs, including XFINITY from Comcast, Cox Communications, Spectrum and more.

Users are afforded incredible compatibility with the modem CableLabs® Certified DOCSIS 3.0 and backward compatible to DOCSIS 1.0, 1.1 and 2.0.

True to its premise, the TP-Link offers download speeds of up to 343 Mbps and upload speeds of 143 Mbps. It’s built with an 8×4 channel bonding as well as an IPv4 and IPv6 dual stack.

  • Excellent speeds.
  • Certified by Xfinity for use with their services.
  • Supports Time Warner Maxx service.
  • 16 x 4 channel bonding.
  • Easy installation.
  • The cable internet compatibility list for this modem is quite short.

NetGear CM500 features


If your internet provider has plans for 500 Mbps internet or faster, then you should consider the CM500. Due to its 16 x 4 channel bonding, this DOCSIS 3.0 cable modem has download speeds of up to 686 Mbps.

While you won't get the full download and upload speeds, because of network congestion and overhead, this model should be able to handle just about any speed tier your internet provider has.


Purchasing a mode only for it to start losing signal from time to time can be a really frustrating thing. When it comes to the NETGEAR CM500, reliability is one thing I love about it.

Its advanced features and modern technology minimize the impact of interferences helping you enjoy a more reliable connectivity.


The modem comes with a limited warranty that is valid only if purchased from a NETGEAR authorized reseller. This is usually the standard for cable modems.

Some manufacturers offer longer warranties but that isn’t necessary as modems are relatively simple devices and if they work smoothly for the first few weeks then probably won’t need to worry about them for a couple years.

NETGEAR still offers a 90-day complimentary technical support following purchase. Should you have any trouble, you can contact the support team by email.

You can also talk to NETGEAR's support via live chat, which can be a great way to get information quickly.

What you get in the package

When you'll open the box you will find one NetGear Cable Modem and underneath a small quick start guide booklet, an Ethernet Cable, a power supply, and Two stands. Pretty standard but all you need to start and use it.

  • Power Cable.
  • 2x Stands.
  • Quick Start Guide.
  • Ethernet Cable.

Technical details

It has 680 Mbps transfer rate, it is equipped with 128 MB but it doesn't need more for its purpose. It has the following networking features: IPv6 support, Quality of Service (QoS) and auto-sensing per device.

  • Weight: 1.4 pounds
  • Length: 6.3 in
  • Width: 8.7 in
  • Height: 3.9 in

NetGear CM500 Overall Rating








Overall Score:

Final Thoughts – NetGear CM500

The NETGEAR CM500 is a capable cable modem able to support ideal for the fastest cable Internet speed tiers. Unfortunately, its small range of internet provider compatibility keeps it from being one of the very best cable modems.

Still, if you subscribe to Comcast, RCN or Cable One, you should consider it – especially if you want access to the highest speed tiers of internet service.

We hope you liked our NetGear CM500 Review and if you have any suggestions feel free to send us a message, we are always on the lookout for more ideas.

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