7 Best Modem For Spectrum In 2021 [Reviews & Buying Guides]

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If you want to have an internet connection for your home or business, you would need a modem. A modem is what brings you the internet just like your food delivery guy brings you your favorite pizza. If you are completely unaware of what we are talking about, let’s clarify the term ‘modem’ in simple words. It is a device that connects your PC to a broadband network. Your PC is where you browse the internet, your broadband is what provides you with the internet service, and a modem is what allows your PC to send and receive information over the telephone lines. Get it now? 

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Now that you know what a modem does and how important it is to run the internet, the next step is to buy a modem, right? Here is a guide that will help you pick the best modem for charter spectrum.

Now if you are confused about why we are suggesting you to buy a separate modem for spectrum, you should know that although charter spectrum modems are free (is what they say), they do charge a rental fee for each month to continue with their service which is not even up to the mark. It’s not that difficult to find a compatible modem for spectrum you know, as long as we are here. Moreover, there are a number of benefits to choosing your own hardware rather than renting it from a provider.

We have compiled a list of our as well as the consumers favorite modems suitable for spectrum internet, have a look!

Best Modem For Spectrum Reviews:

1. Motorola MG7550

Our first candidate is the Motorola MG7550 which in our opinion is one of the best spectrum modem. It is a 16×4 DOCSIS 3.0 cable modem with several features that makes the users experience better. It is a two in one package that performs functions of both a modem as well as a router. It is a standard looking cable modem that has a tower design which makes space for venting which lets the device stay cool. This modem is also capable of pulling up to 686 Mbps downstream and pushing 123 Mbps upstream. If you have a similar speed with your internet plan and don’t have a lot of devices to connect it with at once, this modem is perfect for you. It also works with DOCSIS 2.0 and 1.1 services.

This modem features on-board direct connection to built-in AC1900 Wi-Fi gigabit router along with 4 gigabit ethernet ports. It also has 3 internal antennas that support 3 send and 3 receive channels. It can easily work with IEEE 802.11 n, ac, and b devices including smartphones, computers, HDTV, and game stations. It also features an advanced firewall for added security.

2. NETGEAR Nighthawk

Even though Netgear Nighthawk C7000 is a relatively old model, it is still relevant in today’s world primarily because of its performance. This is said to be the best modem for spectrum for those who don’t really follow trends in the market and care about the quality of the product. It is loaded with so many features with such an affordable price tag that it has made into the list of our favorites.

In terms of connectivity, it supports 4 gigabit ethernet connection ports and 2 USB ports and DOCSIS 3.0 compatibility. It offers no compromise between supported internet plans, network coverage, firewall, security from cyberattacks and much more. It is known to be one of the most balanced Wi-Fi router modems out there in the market. It offers great connectivity and internet speeds of up to 400 Mbps in a relatively small price tag. You cannot expect anything but the best from this modem. It also supports network coverage of above 1800 square feet and features seamless Wi-Fi for up to 30 devices. It also has a special feature named as ‘beamforming’ which ensures that Wi-Fi coverage is maximum while eliminating dead spots.


If you are someone who buys more than one modem for your 2-3 storied house, Motorola MG7540 is the one step solution for you. It has an incredible range and reception, most suitable for bigger homes and therefore making it the best spectrum modem for your house. Its setup isn’t rocket science either, you just have to connect it with an ethernet cable and launch your browser and you are done in a few minutes. It also broadcasts 2G signals along with eliminating dead spots inside your house.

It is recommended for actual cable internet service speeds up to 375 Mbps and its frequency band ranges between 2.4 GHz to 5 GHz. It supports wireless as well as wired connectivity for all kinds of users. In addition to all this, it also has a Broadcom cable modem chipset that secures from denial of service attacks.

4. NETGEAR C3000

When we are talking about the best modem for spectrum internet, how could we forget to mention about Netgear C3000! It is a single band router so you don’t have to buy an additional box to set up your wireless network. It has two gigabit ethernet ports for fast wired connections and a USB 2.0 port to connect external hard drives. According to a single band router, its performance is top-notch.

It features the next generation DOCSIS 3.0 technology which is almost 8 times faster than the DOCSIS 2.0. You also get a Netgear genie through which you can easily install, monitor, and control your home network. It has a range suitable for medium sized homes only. It also features double firewall protection for additional security purposes.


If you are someone who just wants a modem that fulfills your requirement and doesn’t cost a fortune, Motorola MG7315 is the best choice for you. It is nothing too fancy and works well and thus considered the best wifi modem for spectrum. It is an 8×4 DOCSIS 3.0 compatible cable modem that has 4 gigabit ethernet ports. These ports are 10/100/1000 which provides an easy wired connection for game systems as well as HDTVs.

It also has features such as offering versatile connectivity options, a built-in firewall, and a broadcom cable modem chipset from protection against virtual attacks. It supports downstream data rates of up to 343 Mbps and upstream data rates of up to 100 Mbps. it is also quite compact and features a space-saving design. In addition to all these features, it also has a power boost which extends the coverage of the network and gets rid of any sort of dead spots.


If you know anything about modems, you know that one can never go wrong with Netgear CM700. Also a heads up because you are going to hear a lot of only great things from us about this modem just because this is honestly the best modem for spectrum out there in the market. Its best feature is that it offers a downloading speed of 1.4 Gbps and in addition to this, it has 8 upstream channels and 32 downstream channels which improves the speed of downloading. It is the best choice to get extra downstreaming capabilities for extraordinary online gaming experiences.

This modem comes with DOCSIS 3.0 offers you download speed almost 32 times faster compared to the DOCSIS 2.0. It is ideal for the fastest cable internet plans that support up to 500 Mbps and also features an 8 MB NOR flash and 128 MB RAM memory. It also features beamforming+ that offers an extended coverage of the network. A few other features include ISP compatibility, parental control, genie app management, and 1.6 GHz CPU.

7. Asus AC2600

If you are someone who has used a number of Asus products, you know that they are great and one can never go wrong with them. The case with this modem is the same. Asus AC2600 is an all rounder and one of the best modem for spectrum internet. It has 4 gigabit LAN ports, one ethernet LAN port, dual band Wi-Fi, and 2 USB 2.0 ports in the front as well as the back.

This modem is a DOCSIS 3.0 with 32×8 channel bonding and supports any cable internet service with download speeds up to 1.3 Gbps and 1.0 Gbps uploads. This is the perfect choice for those who are extremely passionate about gaming. Its data transfer rate can be seen going up to 1735 Mbps. It also has 4 transmit and 4 receive antenna designs which provide good range. This modem also has MU-MIMO as well as beamforming technology to provide users with better experience.

Best Modem For Spectrum Buying Guide:

Buying a modem can be overwhelming because it’s not ‘one size fits all’. Here is a guide for you laid out for you which consists of all the important factors that you should consider before buying the best modem for spectrum:

If you are planning to buy a modem for spectrum, the first thing that you must look for is if it is compatible with ISP. Modems don’t just work with any internet provider, but only specific ones. This is why it is advisable to check whether the device is compatible with your internet service provider.

No one likes interruption especially when you are listening to your favorite song or you are browsing through your internet. The next thing you should consider while buying the best modem for spectrum is its speed. Check your internet plan as well as the speed of the modem and then make a wise decision accordingly.

This factor totally depends on the area that you want to provide the internet for. Whether you live alone or with your family, in a small house or a big house, you need to consider this factor before buying a modem. There are different modems that provide Wi-Fi to small ranges while you compare them to others.

The more the merrier is not the case with modems/routers as it will affect your speed. The more devices you connect to your router, the slower the speed will be. So, To appreciate the definitive intensity of the best wifi modem for spectrum, we suggest that you purchase a modem with dual bands. Dual bands also offer both 2GHz as well as 5GHz, which gives you freedom to use both the bands simultaneously.

Most spectrum routers offer a feature known as Multi-Use Multi-Input Multi-Output. What this implies is that your spectrum modem will provide data to all the gadgets on your organization all along. Moreover, some MU-MIMO spectrum modems utilize an application called beamforming. This technology allows the internet speed to be transmitted without any loss/dead spots in the speed to multiple devices in the organization’s network. With this being the situation, getting a switch with MU-MIMO abilities is perhaps the most ideal decision you’ll make.

A very underrated and ignored, but one of the most crucial factors to consider before buying a modem. A modem that abides by the rules of privacy is what you need to keep in mind. A modem equipped with nothing under WPA2 or WPA3 encryption is ideal to go with as you’ll need to enter the secret word only once into each device that you use.


What you can do without a router, you won’t be able to without a modem. A modem connects you to the web via your Internet Service Provider. But as mentioned, the router allows multiple devices on your network to access the web.

On a much bigger part, Yes. When you have a combo unit, it doesn’t allow you to experiment with different combinations of modems and routers as you’d with a separate router and modem. And then, if something goes wrong with a combo unit, you’ll need to fix the whole unit. In the case of a separate router and modem, you’ll just sort out the device that is at fault.

Before buying a new modem for spectrum, I would recommend that you contact your service provider to inquire about the device compatibility you’re looking to get. This will make sure if the device is allowed within the service provider’s system.

It depends on the size of your house as well as on your business needs. For instance , if you want to connect your desktop to your modem to access the web, then you don’t need a router. However, if you’ve got multiple devices in your home or if you have a 2 or 3 storied house and you would like to enjoy wireless internet, then you’ll need a router to perform this task.

Final Verdict:

There are tons of benefits of owning your own modem instead of renting it from your internet service provider. Saving plenty of money as well as deciding what all features you need are the two major advantages. Buying a modem for the long term is just as important as buying a TV, car, or computer. Prior to buying just any modem, do your own research as well as contact your internet service provider and get a list of all the compatible modems. In this list, we have provided you with the best modems for the spectrum along with their features. You can trust us when we say this, you won’t regret picking any modem featured in our list.

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