7 Best Gigabit Modems Reviews

Given the significant role the internet plays in our daily routines, having reliable internet connectivity is paramount. Dealing with sluggish website loading times can be exasperating, particularly when streaming high-definition content or engaging in online gaming. Opting for a 1 Gbps plan is a wise move for avid internet users, as it ensures swift internet speeds, enabling seamless enjoyment of various online activities without interruptions.

However, the plethora of options available in the market begs the question: how does one discern the most suitable choice for their requirements? If you find yourself among those seeking the finest gigabit modems, our blog recommendations are tailored to assist you. Our editorial team meticulously evaluates the leading contenders, facilitating an informed decision-making process. By the end of this blog post, not only will you gain insight into the fundamental criteria for selecting a gigabit modem, but you will also be empowered with knowledge to enhance your internet browsing experience.

Factors to Consider When Choosing the Best Gigabit Modem:

  • Broadband Compatibility: Ensure the modem is compatible with your ISP, adhering to specific DOCSIS versions or any ISP-approved modem lists. Confirm compatibility with your broadband technology (cable, DSL, fiber) to avoid connectivity issues.
  • Max Supported Internet Speed: Check the modem’s maximum supported speed, measured in Mbps or Gbps. Opt for a modem that aligns with your current bandwidth needs and future upgrades, ensuring a smooth internet experience.
  • Compatibility with Network Equipment:Assess compatibility with your existing network equipment, including routers and devices. Look for support for common networking standards, advanced features like QoS and VPN, and ensure seamless integration within your network.

With these three crucial factors in mind, we have conducted a thorough analysis and crafted an in-depth ‘“Buying Guide” to aid you in choosing a gigabit modem that seamlessly aligns with your specific broadband setup and performance requirements.

Best Gigabit Modems – Comparision

Best Gigabit Modems Reviews

1. NETGEAR Gigabit Modems

The NETGEAR Nighthawk Multi-Gig Cable Modem, chosen as our top recommendation for the finest gigabit modems, promises an exceptional internet journey with its remarkable features. Crafted to accommodate cable provider plans reaching up to 2.5Gbps, it caters to those in pursuit of swift internet connectivity. Compatible with leading cable internet service providers such as Xfinity, Spectrum, and Cox, it eliminates the need for a separate modem, leading to potential savings of up to $168 annually in equipment rental charges. Utilizing 2×2 OFDM(A) channel bonding alongside advanced DOCSIS 3.1 technology, it furnishes speeds surpassing DOCSIS 3.0 by up to tenfold.

Installing this device is a straightforward process, encompassing just three simple steps. Begin by connecting your coax cable, proceed to activate the modem, and finalize by linking an Ethernet cable between the modem and your WiFi router to relish uninterrupted connectivity. Equipped with a single 2.5 Gig Ethernet port, it facilitates the swiftest, authentic multi-gig internet connections, tailored for activities like streaming, gaming, and beyond.

Best Features:

  • Supports up to 2.5Gbps Speed
  • DOCSIS 3.1 Technology
  • Eliminates Monthly Modem Rental Fees


  • High-speed internet connectivity
  • Compatible with leading cable providers
  • Simple and quick installation process
  • Saves money by eliminating rental fees


  • Issues with brightness and connectivity

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2. Motorola Gigabit Modems

Motorola MB8600

The Motorola MB8600 DOCSIS 3.1 Cable Modem, endorsed by Wirecutter as a prime option for gigabit internet users, stands out for its exceptional performance. Equipped with both DOCSIS 3.1 and DOCSIS 3.0 32×8 capabilities, this modem guarantees blazing-fast internet speeds across all cable services. It holds the stamp of approval from major providers such as Comcast Xfinity, Cox, and CableOne, allowing you to save up to $168 annually on rental fees while ensuring a reliable, high-speed internet connection.

Its versatility extends to seamless compatibility with any Wi-Fi router, including mesh systems like eero, Google Wi-Fi, and Orbi, making it a versatile choice for various network configurations. The MB8600 boasts a proactive network security system featuring a Broadcom chipset, providing robust protection against potential denial-of-service attacks. Additionally, its implementation of Active Queue Management (AQM) technology substantially diminishes latency, contributing to a smoother online experience—ideal for activities like gaming and video conferencing.

Best Features:

  • Top Internet Speeds for Multi-Gigabit Tiers
  • Flexible Compatibility with Wi-Fi Routers
  • Proactive Network Security
  • Active Queue Management (AQM) for Reduced Latency
  • GigE Ethernet Port for High-Speed Wired Connection


  • Thorough and easy installation process
  • High performance with stable connectivity
  • Compatible with various routers for flexibility
  • Active Queue Management enhances internet speed and performance


  • Poor customer service and warranty processes

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3. ARRIS Gigabit Modems

ARRIS SURFboard Gigabit Cable Modem 

The following product in our lineup offers enhanced speeds and superior connectivity. Crafted by ARRIS, a reputable brand renowned for delivering over 260 million modems, the SURFboard SB8200 ensures heightened network performance, facilitating smoother streaming and faster downloads throughout your household.

Employing cutting-edge DOCSIS 3.1 technology, this modem delivers speeds tenfold faster than DOCSIS 3.0, facilitating multi-gig networking suitable for high-speed internet plans. Its straightforward and secure setup allows for easy activation via the SURFboard Central App, seamlessly integrating with a Wi-Fi router for optimal networking efficiency. With broad compatibility across major cable providers such as Cox, Spectrum, and Xfinity, and featuring two 1-Gigabit Ethernet ports, it ensures dependable connectivity for all your devices.

Best Features:

  • DOCSIS 3.1 Technology for Faster Speeds
  • Simple and Secure Set-Up Process
  • Compatibility with Major Cable Providers
  • Two 1-Gigabit Ethernet Ports for Wired Connection


  • Easy installation process with the SURFboard Central App
  • Superior performance with fast download and upload speeds
  • Compatibility with most U.S. cable internet providers
  • Dedicated customer support available for assistance


  • Issues with connectivity from specific providers
  • Weak signal strength in some cases

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4. NETGEAR C7800 Gigabit Modems

NETGEAR Cable Modem CM1000

NETGEAR presents yet another stellar offering with the C7800 cable modem. Featuring a cutting-edge DOCSIS 3.1 cable modem, it furnishes blazingly fast internet connectivity, supporting speeds of up to 6 Gbps, catering perfectly to those who demand unparalleled performance. Endorsed by leading cable internet providers such as Spectrum and Cox, this modem ensures seamless and swift internet access.

Meanwhile, the CM1000 is engineered to deliver exceptional speed, accommodating cable internet plans boasting speeds of up to 1Gbps. With its 2×2 OFDM and 32×8 channel bonding technologies, it guarantees rapid and dependable internet for high-definition streaming and other bandwidth-intensive tasks, even during peak usage periods. Equipped with two Gigabit Ethernet ports, users can effortlessly establish high-speed wired connections to their computers or external Wi-Fi routers.

Best Features:

  • Remarkable Speeds of up to 6 Gbps
  • Future-Ready Performance with DOCSIS 3.1 Technology
  • Compatibility with Leading Cable Providers
  • Dual Gigabit Ethernet Ports for Wired Connectivity


  • Supports speeds up to 6 Gbps for unparalleled performance
  • Eliminates monthly rental fees, saving up to $168 per year
  • Works with any Wi-Fi router, providing flexibility
  • Fast web-based self-activation for hassle-free setup


  • Concerns regarding construction quality when compared to rival models
  • May necessitate periodic troubleshooting for optimal operation

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5. ARRIS Gigabit Modems

ARRIS Gigabit ModemsThe ARRIS Surfboard combines a DOCSIS 3.1 Gigabit Cable Modem with a Wi-Fi 6 Router, offering swift streaming and downloading features. It is a reliable choice from a brand renowned for selling over 260 million modems. 

With DOCSIS 3.1 technology, it ensures speeds that are 10 times faster, along with improved security and seamless gaming experiences. Setting up is made easy through the SURFboard Central App, which allows real-time monitoring and includes parental controls among its features.

Best Features:

  • DOCSIS 3.1 enables 10x faster performance.
  • Modem with integrated Wi-Fi router for simplicity.
  • Plug in and activate easily with SURFboard Central App.


  • Wide Compatibility
  • Multiple device support


  • May face connectivity issues after a few months of use.
  • App functionality is clunky.

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6.NETGEAR Gigabit Modems

NETGEAR Gigabit Modems c1200The CM1200 Nighthawk Cable Modem by NETGEAR is designed to work seamlessly with leading cable internet providers such as Xfinity, Spectrum, and Cox, eliminating the need for monthly rental fees. With impressive speeds of up to 2Gbps, it promises a hassle-free online experience.

Featuring advanced 32×8 channel bonding and DOCSIS 3.1 technology, this modem ensures swift wired connections and comes equipped with four Gigabit Ethernet ports. Additionally, it supports link aggregation, enhancing online streaming and gaming performance. Its straightforward installation process and sleek design make it an ideal choice for optimizing your internet connection.

Best Features:

  • Ultra-Fast Internet Connectivity
  • Compatible with leading cable service providers, offering versatility in usage.
  • Aggregated ports to enhance wired ethernet speeds.
  • Straightforward installation process for swift activation.


  • Fast and reliable wired connections with link aggregation.
  • Cost-effective solution for eliminating rental fees.


  • Flashing lights and sporadic power interruptions observed.

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7. ARRIS SBG8300 Gigabit Modems

ARRIS SURFboard SBG8300 Gigabit Cable Modem

The final item in our lineup is the ARRIS SURFboard SBG8300 modem. This all-in-one solution not only ensures high-speed internet access but also facilitates rapid streaming and downloading throughout your household. Trusted by top cable internet service providers, ARRIS presents a product supported by a track record of over 260 million modems sold globally.

Employing DOCSIS 3.1 modem technology, it delivers speeds ten times faster than DOCSIS 3.0, enhancing security, reducing gaming latency, and enabling multi-gig networking. Its setup process is both simple and secure: just plug in the device, download the SURFboard Central App, and follow the step-by-step instructions to activate the modem, customize your Wi-Fi network, and seamlessly add devices.

Best Features:

  • High-performance & low-latency with DOCSIS 3.1 modem technology.
  • Cost-effective ownership, saving on cable modem rental fees.
  • Two-in-one design, combining a cable modem & Wi-Fi router.
  • Future-proof technology supporting service plans up to 1 Gbps.
  • Trusted brand with a 2-year warranty for peace of mind.


  • Easy installation and user-friendly configuration.
  • Compatibility with various devices and internet service providers.
  • Real-time monitoring and enhanced parental controls via the app.
  • Gigabit ethernet ports and Wi-Fi 5 speeds up to 2.3 Gbps.


  • Users might encounter challenges when it comes to registering the modem and accessing the application.

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Buying Guide for the Best Gigabit Modem

If you’re someone who enjoys streaming movies in top-notch quality and frequently uses multiple devices simultaneously, a fast internet connection is essential. Upgrading to speeds reaching up to 1Gbps requires replacing your modem as a first step. While some internet service providers (ISPs) offer modems, they often come with monthly rental fees that can add up over time. Opting for your own modem not only delivers superior performance but also saves you from these ongoing expenses. So, if you’re currently in the market for a new modem, this guide is here to assist you in making the right choice. We’ll cover all the crucial factors to consider before making your purchase. Let’s dive in without delay!

1. Broadband Standard

The first and foremost factor to consider when on the quest for the best gigabit modem is the broadband standard. The two main standards dominating the market are DOCSIS (Data Over Cable Service Interface Specification) for cable internet and DSL (Digital Subscriber Line) for digital phone lines. Gigabit modems typically adhere to the DOCSIS standard, which has seen multiple iterations over the years.

  • DOCSIS 3.1: The latest and most advanced standard, DOCSIS 3.1, offers gigabit speeds and supports higher network capacities. Investing in a DOCSIS 3.1 modem ensures compatibility with the latest internet plans and future-proofs your setup.In DOCSIS 3.1 standard, modems function better due to the faster signal processing OFDM technique which provides several additional upstream and downstream channels which results in faster internet speed. DOCSIS 3.1 standard is actually capable of delivering up to 10Gbps speed
  • DOCSIS 3.0: While still prevalent, DOCSIS 3.0 modems are suitable for users with internet plans below gigabit speeds. However, for those seeking the utmost performance, opting for a DOCSIS 3.1 modem is recommended. While the DOCSIS 3.0 can only deliver up to 1Gbps

 DOCSIS 3.1 which is about 10 times faster and better than the previous DOCSIS 3.0 standard.

2. Max Supported Internet Speed

As we just discussed, the DOCSIS 3.1 modems are capable of offering internet speeds up to 10Gbps. On the other hand, the DOCSIS 3.0 standard limits at 1 Gbps only. However, if we take a look at what most ISPs are offering these days, there’s barely any internet provider that offers a plan of more than 1Gbps. Thus, you can simply check the max supported internet speed of any modem and buy the one that suits your needs accordingly. 

The second critical factor is understanding the maximum supported internet speed of the gigabit modem. The modem’s capability should align with your internet service provider’s (ISP) offerings to fully exploit the high-speed potential. Here’s a breakdown:

  • Upstream and Downstream Channels: The number of channels a modem can handle affects its speed capabilities. A higher channel count typically means better performance. Look for modems with 32×8 or higher channel bonding for optimal gigabit-speed performance.
  • Gigabit-Ready: Ensure that the modem explicitly mentions support for gigabit speeds. This is a key indicator that it can handle the high data transfer rates associated with gigabit internet plans.

3. Compatibility

Ensuring compatibility with your ISP and other devices in your network is paramount. A gigabit modem must seamlessly integrate into your existing setup without causing any compatibility issues.

  • ISP Compatibility: Check with your ISP to confirm which modems are approved for use with their service. Using an approved modem ensures that you receive support and can access firmware updates as needed. Most of the modems are compatible with all the leading ISP brands such as Suddenlink, Xfinity, Cox, Mediacomm, Spectrum, etc.
  • Router Compatibility: Pairing a gigabit modem with a router that supports gigabit speeds is essential for maximising performance. Ensure that your router is equipped to handle the gigabit speeds offered by the modem.

4. Integrated Wifi Router

One of the primary considerations when choosing a gigabit modem is whether it comes equipped with an integrated WiFi router. While standalone modems are common, opting for a device that combines both the modem and router functionalities can streamline your network setup and reduce clutter.

Modern integrated WiFi routers leverage the latest wireless standards, such as Wi-Fi 6 (802.11ax), to deliver faster speeds, increased capacity, and improved performance, especially in environments with multiple connected devices.

5. Gigabit Ports

While many modems typically offer just one Ethernet port, there are models on the market equipped with two or more ports. These additional ports provide a significant advantage, especially in environments like offices, where multiple connections are essential.

Having multiple Ethernet ports directly on the modem enables you to establish several simultaneous connections, facilitating efficient networking and enhancing productivity. This feature is particularly valuable in scenarios where numerous devices need to be connected directly to the modem without the use of a separate switch or router.

6. Design and Build Quality

Today’s modems come in a variety of designs, ranging from minimalist to bold aesthetics. Look for a modem that matches your personal style and seamlessly integrates into your home or office environment. Consider the placement options available. Modems with wall-mounting capabilities offer versatility in installation, allowing you to optimise space and reduce clutter.

While aesthetics are important, don’t overlook the importance of build quality. A well-built modem ensures durability and reliability, capable of withstanding everyday wear and tear. Look for modems constructed from high-quality materials that offer robustness and resilience. 

7. Warranty

Finally, a crucial consideration when purchasing a new modem is to opt for trusted and well-known brands. This is essential because reputable brands typically excel in delivering efficient technical support in case any issues arise with the modem. Additionally, selecting top brands ensures access to warranty coverage, which proves immensely beneficial for customers. While certain popular brands provide a one-year warranty, others go a step further by offering a two-year warranty, enhancing the overall value proposition for consumers.

Gigabit Modems – FAQs

1. Is there a significant difference between a cable modem and a DSL modem for gigabit speeds?

Ans: Yes, cable modems are generally more suitable for gigabit speeds compared to DSL modems. Cable modems can handle higher data transfer rates, making them a better choice for faster internet plans like Gigabit. DSL modems may not provide the necessary speed capabilities for gigabit internet.

2. Can I use a gigabit modem with any internet service provider (ISP)?

Ans: In most cases, yes. Gigabit modems are designed to work with various ISPs. However, it’s essential to check the compatibility list provided by your ISP to ensure that the specific modem model you choose is supported on their network.

3. Are there any compatibility issues with older routers when upgrading to a gigabit modem?

Ans: Compatibility issues may arise with older routers when upgrading to a gigabit modem. It’s advisable to check if your router supports the higher speeds provided by the new modem. Upgrading both the modem and router ensures optimal performance for your gigabit internet plan.

4. Are there any monthly fees associated with using a gigabit modem?

Ans: Generally, there are no monthly fees for using a gigabit modem. However, it’s crucial to confirm with your ISP if there are any additional charges or if they offer modem rental options. Owning your modem can save you from monthly rental fees in the long run.

5. Can a gigabit modem improve online gaming performance?

Ans: While a gigabit modem won’t directly improve online gaming performance, it can contribute to a more stable and reliable internet connection. Low latency and a high-speed modem can enhance the overall gaming experience, reducing lag and ensuring smoother gameplay.

6. How do I install a gigabit modem at home?

Ans: Installing a gigabit modem is typically straightforward. Connect the modem to your ISP’s coaxial cable, power it on, and use an Ethernet cable to connect it to your router or directly to your device. Follow the manufacturer’s instructions or your ISP’s guidelines for a seamless installation process.

7. Can a gigabit modem support multiple devices simultaneously?

Ans: Yes, gigabit modems are designed to handle multiple devices simultaneously, providing high-speed internet to each connected device. However, the overall network performance also depends on the capabilities of your router and the internet plan you subscribe to.


If you’ve reached this point, we assume you’ve examined our carefully selected compilation of top-notch gigabit modems. We’ve meticulously included thorough information and specs for each choice, streamlining the comparison process to help you discover the ideal modem for your requirements. While we’re certain you’ll find clarity, we recommend a brief look at our buying guide for further assistance.If you’re still uncertain about which one to pick, you can also contemplate selecting from our personal recommendations.

  • The “NETGEAR Nighthawk” is best suited for power users and gamers who demand ultra-high-speed internet connections. With support for speeds up to 2.5Gbps and advanced DOCSIS 3.1 technology, it ensures a seamless and fast online experience, making it perfect for intensive activities like online gaming, 4K streaming, and large file downloads.
  • The “Motorola” is a versatile choice suitable for families or small businesses looking for reliable and high-speed internet connectivity. With top internet speeds for multi-gigabit plans and a proactive network security system, it provides a stable and secure network for various devices. 
  • “ARRIS SURFboard” is ideal for users who prioritize a seamless and high-performance home internet experience. This product is suitable for households with multiple devices, streaming, gaming, and downloading needs. Its DOCSIS 3.1 modem technology and two-in-one design, combining a cable modem and Wi-Fi router, simplifies the setup and management of the home network, making it user-friendly for a wide range of consumers.


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