10 Best DOCSIS 3.1 Modems in 2021: Gigabit Internet Modems

What does the best DOCSIS 3.1 modem give your home or office? For persons with gigabit internet plans or even non-gigabit plans, this article is a must-read. It is the current technology for internet connection.

Internet transmission comes with technologies that enhance performance. One of these technologies is Data over Cable Service Internet Specification (DOCSIS 3.1). The main advantage that comes with DOCSIS 3.1 is that it has more compatibility and delivers excellent speeds.

When looking for gigabit plans, they, therefore, make the ideal choice. Without ignoring the fact that there are few DOCSIS 3.1 modems, many are designed for a specific purpose, and those are limited to particular ISPs. It may therefore be very hectic for you to get the best modem.

In case you want a cheaper option and/ or you have a lower speed plan, you can consider the best DOCSIS 3.0 modems. These modems provide high-speed internet for your home.

We decided to make you more comfortable by doing the work for you. We have brought together the best modems for DOCSIS 3.1 to make your job easier. Have a look.

The best DOCSIS 3.1 Modems for Gigabit internet

DOCSIS 3.1 ModemSpecificationsCheck it out
Arris Surfboard SBG8300 Cable modemBest DOCSIS 3.1 modem for gigabit internetCHECK IT OUT
Netgear Nighthawk Cable Modem CM1200Best DOCSIS 3.1 cable modemCHECK IT OUT
Arris Surfboard SB8200 Cable modemBest for compatibility with all ISPsCHECK IT OUT
Netgear nighthawk cable modem wifi router CAX80Best for internet plans of up to 400MbpsCHECK IT OUT
Motorola MB8600 Cable ModemBest for all internet plansCHECK IT OUT
Netgear Nighthawk CM1100 Cable ModemBest for internet plans of up to 2GbpsCHECK IT OUT
Arris Surfboard T25 ModemBest DOCSIS 3.1 modem with voice serviceCHECK IT OUT
Netgear cable modem CM1000Best for internet plans of up to 1GbpsCHECK IT OUT
Netgear nighthawk cable modem wifi router combo C7800Best DOCSIS 3.1 Modem router comboCHECK IT OUT
Netgear nighthawk modem CM1150VBest DOCSIS 3.1 router for compatibility with all routersCHECK IT OUT

Arris Surfboard SBG8300 Cable modem

Arris Surfboard SBG8300 Modem router: The best DOCSIS 3.1 modem for compatibility with most ISPs

One thing you will love about this modem is its built-in dual-band router. Buying this router is, therefore, providing two solutions in one. The model has a beautiful color and design that makes it look livelier.

In terms of technology, the modem is the best. It comes with three components: a modem, a router, and ports for supporting wired devices. Connections to this modem router are, therefore, adequate and quite reliable.

The modem router is known for its perfect compatibility. It works with all ISPs with a few specifications. You will also love it because it gives an ideal room for the connection of both wired and wireless devices.

The dual-band is another thing that will make you quickly pick this modem. Having two channels for both upstream and downstream makes the modem router a superb choice. Once your devices are connected, you have each getting redirected to the channel with less congestion hence a reliable service.

Moreover, the modem has 32 downstream and 8 upstream. Their primary work is to ensure that all your connected devices function to the best. Both uploading and downloading tasks prove to be more effortless and perfect with this model.

The concurrence between wifi and the gigabit Ethernet ports results in a heavy performing gadget. You have an option to choose how you will connect your devices. With high speeds of up to 4 Gbps, you will enjoy streaming content, playing games using your internet.

 Furthermore, the modem router has perfect safety for all your devices. It, therefore, makes a superb choice for use by your children and family.

Finally, the modem router has a simple set up and management process. You will have a unique opportunity to implement measures using the surfboard app. Reliability is one thing you will love while using the internet.

Pros

  • Has a lovely design
  • Easy to set up and mange
  • Excellent connection speeds
  • Has a dual-band
  • Covers a wider range

Cons

  • No USB ports

Netgear Nighthawk Cable Modem CM1200

Netgear Nighthawk Cable Modem CM1200: Best Docsis 3.1 cable modem for gigabit internet plans

The Netgear brand is one that comes into your mind every time you need to buy internet devices. It is because the brand has an excellent reputation for the performance and reliability of its devices. The routers that come from this brand are of exceptional performance. 

Model CM1200 is such as high performing modem. It has excellent compatibility with the ability to work with all cable ISPs. Cable plans up to 2 Gigabits enjoy exceptional service from the modem.

Using this modem is fantastic because it plays a great deal in saving your monthly rental fees. It makes a perfect replacement for any of your cable modems.

The connection of this modem to your devices has a remarkable outcome. All connected devices will enjoy excellent speeds of up to 2 Gigabits. If you intend to do high consuming activities with this modem such as gaming and surfing, you will get a remarkable service.

You may have some worries about replacing both modems and routers. Worry no more about replacing routers. The modem works perfectly with all routers. The presence of the gigabit Ethernet ports will make your connections stable and more reliable.

Pros

  • It features 4 gigabit Ethernet ports
  • Has an approval of all significant ISPs
  • Compatible with all wifi routers
  • Has a high speed for all connected devices
  • Long term service

Cons

  • No inbuilt router
  • No USB port

Arris Surfboard SB8200 Cable modem

Arris Surfboard SB8200 Cable modem: best DOCSIS 3.1 Modem for compatibility with all ISPs gigabit plans

When it comes to looking for high performing modems, the Arris brand boasts of excellent performance. The SB8200 model comes in a lovely design with an attractive white color. It has excellent performance and great compatibility.

The modem works with the major US Cable ISPs. However, it is limited as it doesn’t work with ATT, DSL, Verizon, CenturyLink, and many others. If you want the best modem for CenturyLink, here are the best. One thing you will love is that it has a fantastic performance when connected to its compatible devices.

Enjoy high speeds for all your devices, such as gaming consoles, computers, and other wireless devices connected to this modem. The loveliest thing is that cable internet has a lot of stability, and reaching the 2 Gbps speeds is very simple.

Uploading and downloading content using the modem is a swift process.  Using the 32 downstream, you will surf and download all your content at a very high speed. The eight upstream are necessary at maintaining you also enjoy fast uploads.

Moreover, the modem features two 1 gigabit ports that enhance the performance of the modem router. After connecting your wired devices, each enjoys a higher and reliable speed. You will, therefore, be less worried about how the modem supports your high-speed devices.

The compatibility of the modem with routers is also a lovely thing. Using the gigabit ports, you will have a quick and reliable connection to any of your routers. Dedicated connections are some of the things you will appreciate the modem for.

Finally, the process of setting up the modem is quick and straightforward. You will make the connections, then contact your ISP then begin the setup. Connecting routers and other devices is a very reliable process.

Pros

  • Has perfect support to link aggregation
  • Simple set up and management process
  • Boasts of great quality
  • Runs on a Broadcom chipset
  • Reliable connections

Cons

  • Has durability issues
  • No wireless router

Netgear nighthawk cable modem wifi router CAX80

Netgear nighthawk cable modem wifi router CAX80: Best for internet plans of up to 400Mbps

Modem routers are useful devices, for they offer support to other devices and have their wifi. One good example is the Netgear CAX80 (AX60000) model. It has incredible support for all your connected devices.

 The modem router has wifi 6, which is the latest. You will therefore enjoy compatibility for all your connected devices. With internet plans of up to 2 Gbps, you will be amazed by the speed at which you download and upload your content.

More about this model is that it works perfectly with almost all ISPs. However, it has limits to a few service providers such as DSL CenturyLink, AT&T, and some others. This should not scare you off, for its performance with the other compatible ISPs is excellent.

Furthermore, the modem router boasts of a broader range of coverage. You will enjoy the wireless internet within a powerful range of 3000 square feet and the connection of up to 45 devices. Each connected gadget enjoys high speeds and very reliable internet.

You will get more amazement by the versatility of the modem routers connections. It has a 2.5 gigabit Ethernet port, 3.0 USB port, and 4 gigabit Ethernet ports. They together ensure that you have a reliable connection with a lot of stability.

Once you have your gaming consoles, printers, computers, and storage devices are connected, you will enjoy excellent connection speeds. Both wired and wireless high consuming devices get incredible support from the modem router.

The safety and security of the modem router is one thing you will always admire.  It has fantastic support for WPA/WPA2 wireless security protocols. Your devices, users, and the general connection are therefore very safe under this internet.

Finally, the modem has a bonding technology of DOCSIS 3.1 and also 32×8 streams. It is, therefore, a high-performing model.

Pros

  • Best fastest router
  • Has a combination of a router and a modem
  • Reliable wired connections
  • Excellent internet safety
  • A more comprehensive range of wifi coverage
  • Lovely design

Cons

  • Comes at a higher-end than others

Motorola MB8600 Cable Modem

Motorola MB8600 DOCSIS 3.1 Cable modem: best for all internet plans

When looking for high speeds, you get redirected to this Motorola modem. MB8600 is known for its lovely design and visibility of its features. Its performance is, therefore, excellent in terms of compatibility and speeds.

For people who use gigabit plans, this modem makes an ideal choice for them.  The unique thing with this modem is that it offers support for both DOCSIS 3.0 and 3.1. You, therefore, have high speeds for all the cable ISPs.

The modem is a perfect replacement for all other modems. Getting it eliminates the payment of rental fees to ISPs. However, the modem is limited to specific ISPs. It doesn’t work with some ISPs such as DSL, AT&T, Verizon, and many others.

The lovely thing with this modem is that it has fantastic support for your routers. You, therefore, have no good reason to fail to have it. The connection process to your routers is speedy and reliable. No built-in router for this modem as it performs the best.

Enjoy browsing and gaming with little latency because of the presence of Active Queue Management. When doing your internet stuff, you will not have even a trace of latency. It is, therefore, perfect for supporting streaming and gaming devices.

Finally, the modem is very safe. It has a Broadcom chipset that ensures you are safe from any denial attacks.

Pros

  • Has high download and upload speed
  • Offers a reliable connection
  • Easy to set up and manage
  • Low latency due to AQM
  • Has a lovely design

Cons

  • Comes at a pricey end

Netgear Nighthawk CM1100 Cable Modem

Netgear Nighthawk CM1100 Cable Modem: Best DOCSIS 3.1 modem for up to 2 Gigabit speed plans

This model has a lovely design with a vertical orientation, which is known for saving on space. Having a slim design also helps it to save on horizontal space occupation. You will therefore love this modem because it saves on space and internet consumption.

The compatibility of the modem is another unique thing you will love. It works with Xfinity, cox, and spectrum. However, it does not work with some other ISPs. You will love its ability to save your payment of rental fees. Compatibility further extends to DOCSIS 3.1 and 3.0.

Enjoy fast and reliable uploading and downloading of content using the modem. It has 32 downstream and 8 upstream, which are ideal for supporting your devices. Once connected, the sharing of data between the servers and your devices gets lovely.

Moreover, the modem has 2 gigabit Ethernet ports. You will also love the presence of the aggregate link support. Connecting your wired device and routers is their simple and straightforward process.

When buying routers, many people get challenges of compatibility. This model is perfect because it has fantastic support. You will therefore choose one that has incredible performance and pair it up to the modem. There is no built-in router.

Pros

  • Comes at an affordable price
  • Perfect support for link aggregation
  • Consumes less vertical and horizontal space
  • Easy to set up and manage
  • Simple and reliable connections

Cons

  • No built-in router
  • Netgear customer service is not the best

Arris Surfboard T25 Modem

Arris Surfboard T25 Modem: one of the best DOCSIS 3.1 modems for gigabit internet plans for your home or office

Are you looking for a modem with voice service? This Arris model is a perfect choice for you. It comes in a lovely design and colors, which play a massive role in making the performance excellent. You will be amazed by the unique features that the modem comes with that enhance its performance.

The modem is highly compatible. You will therefore find it convenient to use all cable ISPs as your service provider. To avoid getting the ISP, who is not compatible with the modem, you will then have enquired before buying one.

The upstream and downstream applications of the modem router are fantastic. You will love the presence of the 32 downstream and 8 upstream channels—this helps make the process of exchanging information between servers quick and reliable.

You will enjoy the quick connection of the Ethernet ports to devices without worries. In the wired devices, you will be amazed by the 2 telephony and a single gigabit port.  The voice control plays a huge role in ensuring that you can enhance its performance.

Moreover, the speeds of the modem are fantastic. If you are using Xfinity internet plans, this model is the best for you. You will enjoy the excellent support of plans up to 2Gbps. You, therefore, have adequate support for your activities.

For wifi connections, you will have to buy a router. The modem does not support wifi hence serving as a single unit. The incredible thing is that it will save on your space and money, therefore a decisive outcome.

The setup process of the modem is also speedy. You will have to connect all the cables then use the Xfinity website to complete the other configuration process. A simple set up process will guide you on a step to step process.

Pros

  • Has a telephone service
  • Simple set up and management process
  • Compatible with all routers
  • Consumes less space
  • Combines a modem and a telephone

Cons

  • No backup battery and USB port

Netgear cable modem CM1000

Netgear cable modem CM1000: Best DOCSIS 3.1 modem for internet plans of up to 1Gbps

Replace your existing modem with Netgear CM1000 and save up to $168 every year. The model comes with excellent compatibility that makes you enjoy your smart life. It originates from a famous brand that is known for its outstanding performance.

The modem has excellent compatibility and perfectly works with major ISPs. You will enjoy its functionality with Comcast, cox, spectrum, and others. However, if you have AT&T, DLS, CenturyLink, and other modems, the modem may not be best for you.

The modem is built for high speeds with speedy plans of 1 Gigabit. All your connected devices will, therefore, enjoy high connection speeds. You will have a special love for the modem because of the support it offers to your connected devices.

Are you worried about the cost of replacing both the modem and the router? Worry no more because you only need to replace the modem. The modem is highly compatible, making it easier to connect to any router.

The modem also has an Ethernet gigabit port that allows connection to wired devices. You will connect your devices.

Pros

  • Excellent internet speeds
  • Has a lovely design
  • Works with any existing router
  • Cheapest gigabit modem

Cons

  • Has only one Ethernet port

Netgear nighthawk C7800: The best DOCSIS 3.1 modem router

Netgear Nighthawk C7800 modem/ router combo: Best DOCSIS 3.1 modem router combo for live streaming

Modem router combos are excellent internet devices because of their performance. This model has incredible performance and a lovely design too. It has a simple form of a router but serves as a powerful modem.

The modem router is compatible with major cable ISPs. However, it does not work with some ISPs and bundled voice services. A fantastic thing with the modem router is that it saves on paying for rental fees.

You will find it very lovely to replace your modem with this modem as it serves two roles. It has coverage of 3000 square feet and supports up to 45 devices. You will therefore enjoy the stable internet to all your smart home devices.

Moreover, the modem router comes with powerful speeds. You will enjoy a speed of up to 3200 Mbps. Browsing, surfing, gaming, and streaming is, therefore, an incredible thing with this modem router.

The model does not support wireless connections only. You will love the gigabit Ethernet ports and the 3.0 USB ports for content sharing. You will use your computer comfortably and game without a hassle while download content at high speeds.

The modem offers perfect safety. It is secured with WPA/WPA2 security protocols. Amazingly, the modem router offers you a precious opportunity to implement parental controls. You can also block specific sites so that your children do not access them.

Some technologies make the performance of the router perfect. The beamforming technology plays a massive role in boosting speeds, connections, range, and reliability. You will also appreciate the presence of the dual-core processor that makes the performance outstanding.

Pros

  • Has a combination of a router and a modem
  • Allows connection of up to 45 devices
  • Perfect security
  • Smart parental controls
  • Wired devices get a perfect connection

Cons

  • It is costly

Netgear nighthawk modem CM1150V

Netgear nighthawk modem CM1150V: one of the best DOCSIS 3.1 modems for gigabit internet plans

This model from the Netgear brand has an excellent performance. It has excellent compatibility with the major ISPs and voice plans. However, there are some exceptions that it doesn’t work with. 

The modem has a super speed with plans up to 2 Gbps.  Therefore, you will do your tasks without worries because the rates are high and the internet is reliable. The connection process is simple and very effective.

Moreover, the model works with any router available. You will appreciate the presence of various ports that help to make your connection easier. The process of setting the modem up and configuring it is fast.

Enjoy your voice phone support with this maker. It has excellent support of up to 2 telephone lines. You will be able to pick calls, forward, and do conference calls effectively.

The modem technology of the modem is the latest. It, therefore, has fantastic performance and support to versatile connections.

Pros

  • Has modem and voice service
  • Easy to set up and manage
  • Support to link aggregation
  • Has excellent speeds
  • Call support services

Cons

  • No USB port
  • It is pricey

Buyers guide for the best DOCSIS 3.1 Modem

There are several elements that the best DOCSIS modem possesses. It is essential to buy your router because it will meet your needs better. Not every modem will suit your home perfectly. Therefore, you need to make some considerations before selecting the best DOCSIS 3.1 modem for your home or office.

When in the market, below are some of the prominent features you should look for:

Compatibility

The compatibility question is best answered by the ability of the modem to work with ISPs. It should have DOCSIS 3.1 technology and support by major ISPs. The best DOCSIS 3.1 modem should be able to support up to gigabit plans from your ISP.

Not every modem is compatible with every ISP. Also, there are modems that will connect to cable internet connections but will not connect to DSL or other internet connections.

Getting to know the type of connection that you have will enable you to choose the best modem for your home. You are sure that you will get the best DOCSIS 3.1 modem for your home if it is compatible with your ISP and the router that you have in your home.

Ethernet ports

The method used to connect modems to devices such as routers and computers is Ethernet ports. When choosing, the ideal ports should have gigabit abilities.

Having Gigabit Ethernet ports means that you can access gigabit speeds on your devices like computers and gaming consoles using the Ethernet cables. This makes carrying out your online activities more fun.

Additionally, you can also check the number of Ethernet ports available on your modem especially if it is a combo. Having a number of Ethernet ports ensures that all your wired devices get access to high-speed internet.

Modem router combo

Some people have arguments that you should not buy modem router combos. However, when upgrading, two methods work effectively. You either buy a modem router combo or merely a modem that can work with any of your routers.

There are several advantages of getting a combo as compared to separate devices. These include the cost of the device, installation is for one device, you can access the internet on many devices, and it does not consume lots of space.

The cons of getting a combo are that in case of a mechanical problem, you have to replace the whole unit. Also, the choice of range, number of devices, and other performance indicators are limited.

The signal range for modem routers

A good modem router should cover an extended area. Within the coverage, the range should be strong enough to let all your devices function efficiently. Therefore, you should strive to get the best DOCSIS 3.1 modem combined with a router with an exceptional range.

These long-range routers enable you to get Wi-Fi coverage for your whole home. This means that there are no dead spots that will be experienced in your home. You can explore the exceptional long-range routers if you have the best DOCSIS 3.1 modem only.

Budget

Modems last for so long. With this in mind, you would rather add more and get a device that will serve you in the future. The current router technology, Wi-Fi 6, requires excellent internet speeds so that your whole home can get high-speed internet.

Therefore, choose a modem that fits your budget but consider its use into the future to ensure you don’t keep on changing modems when you upgrade. The best DOCSIS 3.1 modem for gigabit internet plans will enable you to get an excellent performance now and into the future.

What are the benefits of DOCSIS 3.1?

DOCSIS 3.1 is the current modem technology. It offers faster downloads speeds on the coaxial cable as compared to fiber cable. This is the dream of every home. This is because we need very fast download speeds in order to stream our movies, conduct video conferencing, browse the internet, connect to other smart home devices, or play on your gaming console.

The DOCSIS 3.1 offers enhanced security features for your home connection as compared to DOCSIS 3.0 and other previous versions. This will enhance the safety and security of your users and data.

The DOCSIS 3.1 connection also reduces packet latency. As we have talked about different uses of the connection at home, these features enable better VIP calls quality and give you a performance that can support online gaming.

Finally, it comes with a sleep mode feature. The feature ensures that your modem reduces power consumption. In addition, this makes the modem less prone to overheating as compared to the other DOCSIS versions.

Final verdict

Getting the best DOCSIS 3.1 Modem has been made easier for you.  The guide is perfect for understanding what you need and making a decision right here. You will enjoy your smart life the best way after getting your ideal modem

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