Top 10 Best Cable Modems 2021 Review

Cable modem as we might already know is a device that works as a gateway to the ‘world wide web’ and can provide high-speed internet access using cable networks. It is important hardware in networking and choosing the best one seems very complicated.

Although you can rent modems from the ISP, it may be worthwhile to buy your own cable modem because you can save more money on monthly rental fees.

You will find a varied selection of cable modems out there and they offer various great features too. In case you want to buy your own modem or if you are still not sure about which cable modem is the best for your needs, simply follow this guide to buy the best one around.

Top 10 Best Cable Modem 2021 Review

The following products are some of the best products to consider, these devices have very good quality and most customers are very pleased with their performance.


The NETGEAR CM400 is a high-speed cable modem that can deliver speed up to 343Mbps and features 8 downstream and 4 upstream channels to make Internet Access more reliable and efficient as well, great for Stream HD video, download various files faster and also playing online gaming.

The device is compatible with various Internet Service Providers (ISP) in the US including Comcast, Cox, Spectrum and so forth and it also powered by DOCSIS 3.0 technology and packed with 8MB flash and 64MB DDR of memory. It supports cable internet plans up to 100Mbps to deliver fast, reliable internet for your home or small office.

It also supports IPv6 the next-gen of Internet addressing and Gigabit Ethernet port that provides faster access and downloads and can make your PC or router enjoy the fastest wired speed as well.

2. TP-Link (TC-7610-E)

This TP-Link modem offers Fast Internet speeds and let you watch online shows, stream HD movies, play lag-free online gaming and download with ease because it has a download speed of up to 343Mbps and upload speeds up to 143 Mbps.

For faster throughput, the device also comes with 8 downstream and 4 upstream of channel bonding and Gigabit port will ensure fast transfer speed meanwhile its DOCSIS 3.0 technology is better and can provide 8X faster download speed than any DOCSIS 2.0 modem and combined with bright LED in the front panel that shows you the status of network and device.

The TP-Link (TC-7610-E) also supports the latest Internet Protocol version, IPv4 and IPv6. Installation can also be done quickly, you only need a browser to do online activation automatically.

3. ARRIS SURFboard SB6190

If you are looking for a lightning-fast cable modem in order to obtain internet experience you never experienced before for your home or office network, you must consider purchasing the ARRIS SURFboard SB6190 DOCSIS 3.0 Cable Modem.

The device is the successor of SB6121, SB6141 and SB6183 and can give you data rates up to 1.4 Gbps download and 131 Mbps upload, great for if you want to enjoy multimedia online content, gaming, shopping in various online stores, working, and much more. Best for cable internet speed plans of up to 600 Mbps. You can also find a Gigabit Ethernet port on the back panel which can certainly be used for connecting to a wireless router or other devices.

It is easy to use and the installation can be done faster with its complete manual guide. The manufacturer also packs it with the Manager App so you can manage your home wireless network directly from any mobile devices and McAfee Protection with additional features include managing settings by user profile and can notify you when new users are attempting to access your network.

4. Linksys DOCSIS 3.0 (CM3008)

The Linksys CM3008 Cable Modem delivers high-speed broadband connectivity to your home and office with download speeds up to 340 Mbps and upload speeds up to 120 Mbps. Has a slim and compact design, allowing you to put this cable modem at a small area. It is powered by Intel Puma 5 chipset that can deliver reliable speed and fast performance.

The Gigabit Ethernet port provides high-speed network performance, while DOCSIS 3.0 support ensures you can connect directly to your existing cable broadband service. This cable modem can help you to maximizes the speed of your Wi-Fi connectivity (for home or small office) so you can enjoy any media streaming, browsing or play online gaming.

Setup is easy and fast because you will not CD at all. With the presence of IPv6, your connection will always up-to-date because it provides you with the newest Internet Protocol technologies.

5. Next-Generation ARRIS SURFboard SB8200

This is the next-gen cable modem from Arris, the SURFboard SB8200. It is a tad pricy but this is totally worth it because it is reliable and has a variety of excellent features. The most significant feature is that the modem enables you to surf the Web and view pages quickly, download video with blazing speed and play online games faster

This cable modem is very easy to set up and activate and it is powered by DOCSIS 3.1, the latest technology which is offered by ISP and combined with 32 DOWNLOAD and 8 UPLOAD Channels which provide excellent real-time video or even game streaming without having to lag.

This modem one of the best for Internet plans with speed up to 300 Mbps and the above, perfect choice if you want to stream  4K HD video and HD online gaming. It has Gigabit Ethernet ports too and allows you to create 2 home Networks easily.

6. NETGEAR CM600 (24×8) DOCSIS 3.0

Here is one of the most powerful cable modem from NETGEAR, The CM600 that has been certified by Various cable providers in the US like Comcast, Cox, TWC, Spectrum and more. It offers max download speeds of up to 960Mbps, thanks to its 24 downstream and 8 upstream channels. It is an ideal modem for streaming 4K content, fastest online content downloads, and high-speed online gaming.

It is compatible with Windows and MAC OS and can also be paired with other Ethernet-capable computers, wired and also wifi routers. Setup can be done quickly too. Just plug this modem into the coax cable then you can use your PC to make a connection to this modem, next simply follow the setup process which is displayed on the screen to activate the modem.

For those who have been leasing their existing modem or want to buy a new modem, you need to consider purchasing NETGEAR CM600 as it can be bought at a very reasonable price.

7. MOTOROLA MG7540 16×4 Modem Router

This MOTOROLA MG7540 is a combo device where it comes equipped with essential features such as DOCSIS 3.0 technology along with IPV6 help ensure dependable connectivity. Also, it can work as a dual-band Gigabit router (2.4 GHz along with 5 GHz) and combined with 4 Gigabit (GigE) Ethernet ports. This device is highly recommended for internet service of up to 375 Mbps.

The rear panel is color-coded that allows for easy installation and combined with seven statutes monitoring LEDs for easy and fast troubleshooting. With fast installation and high-speed connectivity, this product is an excellent choice for any cable modem user.

It also has channel bonding of more than 16 downstream channels as well as 4 upstream channels that ensure up-to-date multimedia service with data rates of more than 300 Mbps and it supports the AES traffic encryption for improved security to make you more secure while online. Because this product is integrated with a wireless-router, it means that you can directly enjoy content wirelessly via smartphones, tablets, game stations, streaming media devices or other WiFi-enabled devices.

8. NETGEAR Nighthawk AC1900 (C7000)

If you have your online business, video creator at Youtube or an Internet Pro and need the fastest modem that can handle all of your activities, then you should look at the NETGEAR Nighthawk AC1900 modem router combo. It enables the transfer of creative multimedia services and ultra-broadband data likes high-bandwidth home networking. The modem is the perfect solution for home, home office, or small business.

The speed is quite reliable, up to 960Mbps and can handle dual-band wifi speeds as well, at 2.4 GHz and 5 GHz. It also has Fast Wi-Fi performance and wireless coverage that can cover up to 1800 sq ft. On the back panel of this cable router, there are several ports that can be used for connectivity options, you can find 4 ports of Gigabit Ethernet and 2 USB ports so you can easily plug the cable for the fastest wired connectivity.

The device has been designed to send wireless signals widely, so if you are living at a large house or apartment, you will be covered.

9. Motorola AC1900 Wi-Fi Gigabit Modem Router

Here is another great modem router combo that has been equipped with 4 Gigabit ports and firewalls too, the Motorola AC1900. It is 16x faster than DOCSIS 2.0 and provides speeds up to 686 Mbps meanwhile its wireless router comes with AC1900 Wi-Fi dual-band technology that ensures all data can be broadcasted faster.

It also equipped with the Wireless Power Boost feature to make sure you will get a full wifi signal no matter where you are. The vertical design makes it looks sophisticated in any home or office and you do not need a big space to put it near you. This product is one of the best in the home router category.

The features make video gaming, working, downloading, shopping, or movie conferencing, as well as peer-to-peer social networking apps — much more practical, efficient and quicker. The unit can work with major ISP, including Comcast XFINITY, TWC, Cox & Charter Spectrum, but it would be wise if you double-check before you place an order.

10. TP-Link N300 (TC-W7960)

This is a cable modem router from TP-link that can be relied on to enjoy high-speed internet access, the TP-Link TC-W7960 which comes with various classy features. It can deliver data transfer speed up to 300Mbps, If you want to replace your ISP’s rental modem and creating robust wireless connectivity in your home, this unit should be on your checklist.

It can be installed easily and with its 8×4 channel bonding, your connections will stay at its best performance so you can play the game, watch movies or download a variety of files without slowing down your network.¬†TP-Link also includes a USB port so if you want to connect to an external drive to the router so you can share your data or files on your network, it can be done with ease.

Also, you will be able to create fast and reliable wired connections via its four Gigabit Ethernet ports. Other top features of this product including Parental Controls and Guest Network for your visitors.


The products above are just some of the best products you can find on the market and have been used and reviewed by many users. So if you decided to buy one of them, Make sure you have read the review first, whether the device compatible with your ISP, computer and more, and you can adjust also with your budget so that you can choose the best for your needs.

Things to Consider When Buying a Cable Modem

A number of factors should be considered if you are going to buy a new cable modem that can work fast and easy to use. You can read the following for more details and it covers reliability, warranty, ease of use, size, and compatibility. Let’s take a closer look.


Just like other electronic products, a cable modem or cable modem router (combos) also have a limited lifespan. You should choose carefully to find a reliable cable modem that can last for a long time. We recommend you to read customers’ reviews online because they already have experience with the product you want to buy or you can also speak with experts.


The company usually offers warranties for their cable modem and most of them offer 1 – 2-year warranty. This is important because if you have issues with the modem, you can contact the manufacturer directly and talk to their customer service about how to solve the problem you are facing, or even if you want to claim a replacement or return policy.

Also read: 11 Best USB Wireless Adapters

Cable Modems with Wireless Capabilities

Some cable modems come equipped with wireless connectivity features also known as “Combo Product”. Using a combo product means you can connect to the internet and share your connection with other wireless-enabled devices at the same time. Although the price is a bit more expensive, basically you can save more money and space in your room than you have to buy 2 separate products (cable modem and wireless router).

Ease of Use

Every cable modem users, of course, want a stable internet connection and it is very nice to have a cable modem that can provide complete information about network status with indicator lights. Cable modem should also be easy to use with fast installation and plug and play connections.


If you have little space on the desk or home office, you can choose the smaller model of cable modem but if you have a lot of space, there are some larger devices that can be found. However, this is just an additional suggestion for you because most cable modems in the market have standard sizes and size is not a problem because actually you will need a modem that can provide a fast and stable connection.


Another important consideration is about compatibility, make sure that the cable modem you want to buy is compatible with your PC’s requirements and the internet service provider. If you want to buy online, you can see clearly the manufacturer’s statements about their product compatibility.. They usually state “Compatible with ISP A, B, C, etc). Most high-end cable modems are compatible with major ISP like Cox, Comcast, Time Warner Cable. If you still unsure about this, you can contact the ISP and of course, they know what kind of modems are compatible with their service.

Improve the performance of cable modem 

You can improve cable modem performance by adding some other networking hardware like Wireless Range Extender and Wireless access Point, both have different functions. You can read the articles by click links above.


Those are some products that we can recommend to you and some tips that you can consider before you invest in a cable modem. Each product has the same basic features, they can help you connect to the internet, but the speed and other additional features that can be different.¬†Choose a product that suits your needs and budget and don’t forget to read reviews from other users so you can get the best one.

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