Hey there! Are you in the market for a new cable modem and Wi-Fi router combo? Well, you’ve come to the right place! In this review, we’ll be taking a closer look at three popular options: the ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router, the NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo (CAX30S), and the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750). So, let’s dive right in and explore what each of these devices has to offer!
In recent years, the need for high-speed internet and reliable connectivity has become increasingly important. Cable modems and Wi-Fi routers play a crucial role in providing us with fast and stable internet connections at home. These devices have evolved significantly over time, with newer models offering impressive features and capabilities. By owning a cable modem and Wi-Fi router combo, you can enjoy the convenience of having both essential devices in one unit, saving you space and simplifying your home network setup.
Now, let’s take a closer look at each product individually and see what sets them apart from one another. Ready to find the perfect option that suits your needs? Let’s get started!
ARRIS Surfboard G36 Cable Modem & Wi-Fi Router with Multi-Gigabit Speeds, Comcast Xfinity, Cox, Spectrum Compatible, 4 Ports, 1.2 Gbps Max Internet Speeds, 4 Channels

The ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router is a versatile device that is perfect for home use. It combines the functionality of a cable modem and a Wi-Fi router, allowing you to connect multiple devices to the internet and enjoy high-speed streaming and downloading throughout your home.
There are several reasons why we like the ARRIS Surfboard G36 modem-router combo. First and foremost, it is manufactured by ARRIS, a trusted name in home connectivity. With over 260 million modems sold and a growing customer base, you can be confident in the quality and reliability of this product.
Another reason we like this product is that it gives you the opportunity to save money. By owning your modem instead of renting one from your cable service provider, you can reduce your cable bill by up to $168 per year. This savings can quickly add up and make a significant difference in your monthly expenses.
Additionally, the ARRIS Surfboard G36 offers wide Wi-Fi coverage of up to 2,500 square feet. This means that you can enjoy a strong and reliable internet connection throughout your entire home, without any dead zones or weak signals.
The purpose of the ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router is to provide you with fast and reliable internet connectivity. It utilizes DOCSIS 3.1 technology, which is the newest and fastest technology available from cable internet providers. This means that you can experience speeds that are up to 10 times faster than with older DOCSIS 3.0 modems.
One of the key features of this product is its multi-gigabit capabilities. It is equipped with four 2.5 Gbps ports, which allow you to connect multiple devices and enjoy ultra-fast speeds. Whether you are streaming movies, gaming online, or downloading large files, the ARRIS Surfboard G36 can handle it all with ease.
Another important feature of this modem-router combo is its simple and secure set-up process. All you need to do is plug it in, download the SURFboard Central App, and follow the step-by-step instructions to activate the modem and customize your Wi-Fi network. The app also provides real-time monitoring of the devices on your network and enhanced parental controls, allowing you to set time limits and pause internet access for specific devices.
The overall quality of the ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router is excellent. It is built with high-quality materials and designed to withstand long-term use. The modem-router combo is also certified for use with most U.S. cable internet service providers, ensuring compatibility and optimal performance.
ARRIS is known for its dedication to customer satisfaction, and the Surfboard G36 is no exception. The device comes with a 2-year limited warranty, providing you with peace of mind and protection against any potential defects or malfunctions.
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Trusted brand with over 260 million modems sold
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Opportunity to save up to $168 per year on cable modem rental fees
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Wide Wi-Fi coverage of up to 2,500 square feet
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Ultra-fast speeds with four 2.5 Gbps ports
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Simple and secure set-up process with the SURFboard Central App
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Real-time monitoring and enhanced parental controls
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Compatibility with major U.S. cable internet providers
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2-year limited warranty and dedicated customer support
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May not be compatible with all cable internet service providers (check with your ISP for compatibility)
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Requires a separate purchase for a telephone port, if needed
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Limited availability of live chat and phone support (8am – 1am EST)

NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo (CAX30S) – Compatible with Major Cable Providers including Xfinity, Spectrum, Cox – AX2700 (Up to 2.7Gbps) – DOCSIS 3.1 – Includes 90-day Armor Subscription

The NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo with 90-day Armor Subscription (CAX30S) is an excellent choice for those looking for a modem-router combo that is compatible with major cable providers such as Xfinity, Spectrum, and Cox. It is designed to deliver high-speed internet and excellent coverage, making it an ideal option for both residential and small business use. Whether you need reliable internet for streaming, gaming, or remote work, this modem-router combo has got you covered.
There are several reasons why we like the NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo. Firstly, its compatibility with major cable providers makes it a convenient choice for many users. You won’t have to worry about switching providers or facing any compatibility issues when setting up your internet connection. This saves you time, hassle, and potential headaches.
Secondly, the Nighthawk Cable Modem + WiFi 6 Router Combo offers impressive speed and coverage. With dual-band WiFi 6 (AX2700) technology, it can support speeds of up to 2.7Gbps, ensuring a smooth and fast internet experience. Whether you’re streaming 4K videos, playing online games, or downloading large files, this modem-router combo delivers excellent performance.
Another feature that sets this product apart is its easy setup process. With the Nighthawk app, you can quickly and easily set up your WiFi settings at the device and network level. The app also allows you to test internet speed and monitor data usage, giving you greater control over your internet connection. You can customize your network settings and optimize the performance of your connected devices with just a few taps on your smartphone.
Lastly, the NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo comes with a 90-day subscription to NETGEAR Armor software. This software provides an automatic shield of security for your WiFi network and connected devices, protecting them from hackers and ensuring your privacy. With support for WPA/WPA2/WPA3 wireless security protocols, you can have peace of mind knowing that your internet connection is safe and secure.
The primary purpose of the NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo is to provide users with a reliable and high-performing internet connection. It combines the functionality of a cable modem and a WiFi router into a single device, eliminating the need for separate equipment and reducing clutter. This modem-router combo is specifically designed for use with major cable providers such as Xfinity, Spectrum, and Cox, offering seamless compatibility.
Key features of this product include its dual-band WiFi 6 (AX2700) technology, which delivers speeds of up to 2.7Gbps. This ensures smooth streaming, lag-free gaming, and fast downloads for multiple devices simultaneously. The modem-router combo also offers coverage for up to 2,500 square feet and supports up to 25 concurrent devices, making it suitable for both small homes and offices.
In terms of connectivity, the Nighthawk Cable Modem + WiFi 6 Router Combo includes four 1 Gig Ethernet ports that support port aggregation. This allows you to connect wired devices such as computers, game consoles, streaming players, and storage drives directly to the device for fast and reliable connections. Additionally, it features a USB 3.0 port for connecting other wired devices.
Setting up the modem-router combo is quick and easy, thanks to the Nighthawk app. You can manage your WiFi settings, test internet speed, and monitor data usage through the app, providing you with greater control over your network. The DOCSIS 3.1 and 32×8 channel bonding ensure fast and stable internet connections, while the 90-day subscription to NETGEAR Armor software adds a layer of security and privacy to your network.
The overall quality of the NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo is exceptional. It combines the reliability and performance of a cable modem with the advanced features and convenience of a WiFi 6 router. The build quality of the device is solid, and it has a sleek and modern design that will blend seamlessly with your home or office décor.
The modem-router combo delivers fast and stable internet connections, thanks to its dual-band WiFi 6 technology and DOCSIS 3.1 compatibility. You can enjoy lag-free streaming, smooth gaming, and quick downloads across multiple devices simultaneously. The coverage of up to 2,500 square feet ensures that your entire space is covered, and with support for up to 25 concurrent devices, you won’t have to worry about lag or slowdowns.
The Nighthawk app enhances the user experience by providing easy setup and management of your WiFi settings. You can customize your network, test internet speed, and monitor data usage all from the convenience of your smartphone. The addition of the NETGEAR Armor software adds an extra layer of security and privacy, protecting your network and connected devices from potential threats.
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Compatible with major cable providers, eliminating compatibility issues
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Offers impressive speed and coverage with dual-band WiFi 6 technology
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Easy setup and management through the Nighthawk app
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Supports multiple wired devices with four 1 Gig Ethernet ports and a USB 3.0 port
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Saves money on equipment rental fees
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Provides added security and privacy with the included 90-day subscription to NETGEAR Armor software
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Supports WPA/WPA2/WPA3 wireless security protocols for enhanced network security
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Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH, and bundled voice service
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Limited to cable provider plans up to 2Gbps, not suitable for higher-speed plans
The NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo with 90-day Armor Subscription (CAX30S) is an excellent choice for those in search of a reliable and high-performing modem-router combo. Its compatibility with major cable providers, impressive speed and coverage, easy setup process, and added security features make it stand out from the competition. Although it may not be suitable for higher-speed plans or certain providers, it offers excellent value for money and a seamless internet experience.

NETGEAR Orbi WiFi 6 Router with Built-in Cable Modem (CBR750) | Covers up to 2,500 sq. ft. 40+ Devices | AX4200

The NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is a powerful modem-router combo that provides high-performance WiFi coverage for up to 2,500 sq. ft. and supports up to 40+ devices. It is designed for residential and small office use, making it perfect for everyday internet browsing, streaming, online gaming, and web conferencing.
We highly recommend the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) for several reasons. Firstly, its integrated cable modem and WiFi 6 router capabilities ensure reliable and fast internet connectivity without the need for additional devices or complicated setups. Secondly, its wide coverage of up to 2,500 sq. ft. and support for 40+ devices make it suitable for large households or small offices with multiple users and devices. Additionally, its compatibility with most cable service providers, including Spectrum, Cox, and Xfinity, ensures that you can enjoy high-speed internet plans of up to 4Gbps.
The NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is designed to provide seamless and high-performance WiFi coverage while eliminating the need for separate modem and router devices. Its key features include a powerful Quad-Core 1.4GHz processor, six high-performance internal antennas with high-powered amplifiers, and support for the latest WiFi 6 technology. With these features, it delivers fast AX4200 Gigabit speed, ensuring uninterrupted streaming, HD video gaming, and web conferencing.
One of the standout features of this modem-router combo is its expandability with optional Orbi Mesh WiFi 6 satellites. Each satellite extends the coverage by an additional 2,500 sq. ft., allowing you to easily eliminate dead zones and enjoy WiFi connectivity throughout your entire home or office space. This is especially beneficial for larger properties or areas with multiple floors.
In terms of compatibility, the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is currently certified with popular cable service providers such as Spectrum, Cox, and Xfinity. It supports their respective internet plans, with speeds of up to 1Gbps for Spectrum and Cox, and up to 800Mbps for Xfinity. It’s important to note that future speeds with these service providers may vary over time.
Setting up the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem is a breeze, thanks to the user-friendly Orbi App. With just a few simple steps, you can easily connect and configure your WiFi settings, test internet speed, and monitor data usage. This makes it convenient for users of all technical levels to set up and manage their WiFi network.
To ensure the security of your network and connected devices, the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) includes NETGEAR Armor, a built-in security feature that provides automatic protection across all your devices. It shields your family’s WiFi from potential threats, ensuring a safe and secure online experience. The device also comes with a 30-day free trial of NETGEAR Smart Parental Controls, which promotes healthy internet habits and allows you to monitor and manage your children’s online activities.
In terms of connectivity, the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem offers four Gigabit Ethernet LAN ports, allowing you to connect computers, game consoles, streaming players, and other nearby wired devices. This ensures stable and high-speed wired connections for devices that require a wired connection.
The NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is a feature-packed modem-router combo that provides exceptional WiFi coverage, fast internet speeds, and advanced security features.
The overall quality of the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is excellent. It is built with high-performance internal antennas and high-powered amplifiers, ensuring strong and reliable WiFi signals throughout your home or office. The powerful Quad-Core 1.4GHz processor ensures smooth and uninterrupted performance, even when multiple devices are connected simultaneously.
The compatibility with popular cable service providers ensures that you can take full advantage of their high-speed internet plans. The device is also future-proofed to accommodate potential speed upgrades from these providers.
With its user-friendly setup and management app, the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is accessible and convenient for users of all technical levels. The added security features, such as NETGEAR Armor and NETGEAR Smart Parental Controls, provide peace of mind and ensure a safe online environment for your family.
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Integrated cable modem and WiFi 6 router in one device
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Wide coverage of up to 2,500 sq. ft.
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Supports up to 40+ devices
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Compatible with popular cable service providers
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Fast AX4200 Gigabit speed with WiFi 6 technology
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Easy setup and management with the Orbi App
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Built-in security features such as NETGEAR Armor
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Includes four Gigabit Ethernet LAN ports for wired connections
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Optional Orbi Mesh WiFi 6 satellites sold separately for expanded coverage
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Speeds with cable service providers subject to change over time
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Limited hardware warranty for one year
The NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is a top-rated modem-router combo that offers high-performance WiFi coverage, advanced features, and exceptional reliability. Its integrated design, wide coverage, and compatibility with popular cable service providers make it an ideal choice for households and small offices. With its fast WiFi speeds, user-friendly app, and built-in security features, it provides a seamless and secure internet experience. Considering its numerous pros and minimal cons, the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750) is undoubtedly one of the best modem-router combos available on the market today.

Comparison of Specifications
ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router
- Modem Technology: DOCSIS 3.1
- Wi-Fi Coverage: Up to 2,500 sq ft
- Internet Speeds: 1.2 Gbps Max
- Ethernet Ports: Four 1-Gigabit, One 2.5-Gigabit
- Compatibility: Major U.S. cable internet providers including Cox, Spectrum, Xfinity
- Additional Features: SURFboard Central App for setup and monitoring, parental controls
NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo with 90-day Armor Subscription (CAX30S)
- Modem Technology: DOCSIS 3.1
- Wi-Fi Coverage: Up to 2,500 sq ft
- Internet Speeds: Up to 2.7 Gbps
- Ethernet Ports: Four 1-Gigabit, One USB 3.0
- Compatibility: Major cable internet providers including Xfinity, Spectrum, Cox
- Additional Features: Nighthawk app for easy setup and management, NETGEAR Armor software for security, WPA/WPA2/WPA3 support
NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750)
- Modem Technology: DOCSIS 3.1
- Wi-Fi Coverage: Up to 2,500 sq ft (expandable with Orbi Mesh WiFi 6 satellites)
- Internet Speeds: Up to 4.2 Gbps
- Ethernet Ports: Four Gigabit LAN ports
- Compatibility: Spectrum, Cox (up to 1Gbps), Xfinity (up to 800Mbps)
- Additional Features: Orbi app for setup and management, NETGEAR Armor for security, Smart Parental Controls
Comparison Table
| Specification | ARRIS Surfboard G36 | NETGEAR Nighthawk CAX30S | NETGEAR Orbi CBR750 |
|---|---|---|---|
| Modem Technology | DOCSIS 3.1 | DOCSIS 3.1 | DOCSIS 3.1 |
| Wi-Fi Coverage | Up to 2,500 sq ft | Up to 2,500 sq ft | Up to 2,500 sq ft (expandable) |
| Internet Speeds | 1.2 Gbps Max | Up to 2.7 Gbps | Up to 4.2 Gbps |
| Ethernet Ports | Four 1-Gigabit, One 2.5-Gigabit | Four 1-Gigabit, One USB 3.0 | Four Gigabit LAN ports |
| Compatibility | Cox, Spectrum, Xfinity | Xfinity, Spectrum, Cox | Spectrum, Cox, Xfinity |
| Additional Features | SURFboard Central App | Nighthawk app, NETGEAR Armor | Orbi app, NETGEAR Armor |
The ARRIS Surfboard G36 offers a reliable and trusted option for cable internet, with a maximum speed of 1.2 Gbps and coverage of up to 2,500 sq ft. It has four 1-Gigabit and one 2.5-Gigabit Ethernet ports and is compatible with major U.S. cable providers.
The NETGEAR Nighthawk CAX30S provides faster internet speeds of up to 2.7 Gbps, also covering up to 2,500 sq ft. It has four 1-Gigabit Ethernet ports and includes the NETGEAR Armor software for added security.
The NETGEAR Orbi CBR750 offers the highest internet speeds of up to 4.2 Gbps and also covers up to 2,500 sq ft. It has four Gigabit LAN ports and includes both the Orbi app for setup and management and NETGEAR Armor for enhanced security.
Conclusion
After reviewing the ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router, the NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo with 90-day Armor Subscription (CAX30S), and the NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750), it is clear that all three products have their strengths and drawbacks.
ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router
This modem and router combo offers impressive internet speeds of up to 1.2 Gbps and supports major cable providers such as Comcast Xfinity, Cox, and Spectrum. With its four 2.5 Gbps ports and 4 OFDM channels, it provides excellent connectivity options for multiple devices. However, some users have reported occasional connectivity issues and difficulties with setup.
NETGEAR Nighthawk Cable Modem + WiFi 6 Router Combo with 90-day Armor Subscription (CAX30S)
The NETGEAR Nighthawk CAX30S offers a higher internet speed of up to 2.7 Gbps and also supports major cable providers like Xfinity, Spectrum, and Cox. It comes with a 90-day Armor subscription for added online security. However, some customers have experienced compatibility problems with certain devices, and the higher price point may not be suitable for those on a budget.
NETGEAR Orbi WiFi 6 Router with DOCSIS 3.1 Built-in Cable Modem (CBR750)
The NETGEAR Orbi CBR750 covers a larger area of up to 2,500 square feet and supports over 40 devices, making it ideal for households with multiple users. Its impressive internet speed of up to 4.2 Gbps ensures a reliable and fast connection. However, the higher price and limited availability may be a drawback for some customers.
Recommendation
For those looking for a reliable and high-speed internet connection, the ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem & AX3000 Wi-Fi Router is a great option. Its impressive speeds and compatibility with major cable providers make it suitable for most households. While there may be occasional connectivity issues, it offers a good balance between performance and affordability.
Overall, it is important to consider your specific needs, budget, and the compatibility with your cable provider before making a decision. Ensure that you thoroughly research and read customer reviews to make an informed choice that best suits your requirements.
Disclosure: As an Amazon Associate, I earn from qualifying purchases.
