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10 Best Modem Router Combo Comcast Xfinities 2025 in the United States

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Our Top Picks

#1

Winner

NETGEAR Nighthawk Cable Modem WiFi 6 Router Combo, AX2700, DOCSIS 3.1 - Compatible with Xfinity, Spectrum, Cox

Rating
9.9
Chosen by1,443
Speed
Range
Security Features

Most important from
5356 reviews

Speed
The NETGEAR Nighthawk is a game-changer for anyone needing a reliable high-speed connection, especially for gaming and working from home.
Range
The range of the WiFi is impressive, providing coverage even 200 feet away from the house.
Security Features
Security features are top-notch, with the device catching several attacks that other routers missed.
Ease of Setup and Management
Setting up the Nighthawk was a breeze with clear instructions, and it was up and running in no time.

The NETGEAR Nighthawk Cable Modem WiFi 6 Router Combo is designed for users who need a reliable and high-speed connection, especially those using cable internet services like Xfinity, Spectrum, and Cox. With DOCSIS 3.1 technology, it supports plans up to 2Gbps, making it a great choice for homes with multiple high-bandwidth needs, like streaming, gaming, and video conferencing. The dual-band WiFi 6 capability offers impressive speeds of up to 2.7Gbps and can efficiently handle coverage for areas up to 2,500 square feet, accommodating around 25 devices simultaneously. This is beneficial for larger households or smart homes with many connected devices.

On the connectivity front, it features four Gigabit Ethernet ports, allowing for wired connections which are ideal for gaming consoles or PCs. The added USB 3.0 port provides versatility for connecting other devices like storage drives. One of its major selling points is the potential savings on equipment rental fees, which can amount to approximately $168 per year, as it replaces the need for separate modem and router rental fees.

There are some limitations to consider. While it has strong compatibility with major cable providers, it does not work with DSL services or providers like Verizon and AT&T, which can be a drawback for users considering switching ISPs. The security features, including NETGEAR Armor, provide decent protection, but the initial 90-day subscription may require additional purchase for continued coverage. Furthermore, while it’s straightforward to set up using the Nighthawk app, non-tech-savvy users may still encounter a learning curve when managing advanced settings.

The NETGEAR Nighthawk is a solid modem-router combo for high-speed cable internet users, offering robust performance, good coverage, and potential cost savings, though its limited compatibility and security subscription model may not suit everyone.

Rating
9.9
Chosen by1,443
Speed
Range
Security Features

Most important from
5356 reviews

Speed
The NETGEAR Nighthawk is a game-changer for anyone needing a reliable high-speed connection, especially for gaming and working from home.
Range
The range of the WiFi is impressive, providing coverage even 200 feet away from the house.
Security Features
Security features are top-notch, with the device catching several attacks that other routers missed.
Ease of Setup and Management
Setting up the Nighthawk was a breeze with clear instructions, and it was up and running in no time.
#2

Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and Spectrum | for Cable Plans Up to 800 Mbps | DOCSIS 3.0 + Gigabit Router

Rating
9.8
Speed
Number of Ethernet Ports
Range

Most important from
15223 reviews

Speed
Outstanding WiFi speeds, with AC wireless devices connecting at 866 Mbps and N wireless devices around 156 Mbps, all without any dropped connections.
Number of Ethernet Ports
Ethernet ports provide stable and fast connectivity for desktop computers and network printers, with no issues reported.
Range
The WiFi connection is stable and strong, even in a 2400 square foot house with multiple devices including RING cameras, smart TVs, and gaming consoles.
Ease of Setup and Management
Setup was incredibly easy, connecting to the Comcast network within 15 minutes without needing to call customer service.

The Motorola MG7700 Modem WiFi Router Combo is a solid choice for those using Comcast Xfinity, Cox, or Spectrum. It supports DOCSIS 3.0 standard, providing a speed of up to 800 Mbps which is suitable for most home internet plans. This model combines a modem and a router, reducing clutter and saving on rental fees which can be an attractive feature for budget-conscious users.

It offers dual-band Wi-Fi (2.4GHz and 5GHz) with AC1900 standards, ensuring good speed and coverage for multiple devices like smartphones, tablets, and laptops. The Power Boost feature enhances this further by amplifying the wireless signal to improve range and performance, making it effective for larger homes or areas with many walls. Additionally, it comes with four Gigabit Ethernet ports, which are great for wired connections to PCs or gaming consoles, ensuring stable and fast internet access. Security is also a strong point, with a Broadcom chipset that helps protect against denial of service attacks.

It is important to note that this combo is only compatible with cable internet services and not with fiber optic, DSL, or satellite services from providers like Verizon or AT&T. Another potential drawback is that while DOCSIS 3.0 is sufficient for current needs, it is not the latest standard (DOCSIS 3.1), meaning future-proofing might be a concern as higher speed plans become more common. For those needing a reliable, all-in-one solution for cable internet up to 800 Mbps, this product stands out as a worthwhile option.

Rating
9.8
Speed
Number of Ethernet Ports
Range

Most important from
15223 reviews

Speed
Outstanding WiFi speeds, with AC wireless devices connecting at 866 Mbps and N wireless devices around 156 Mbps, all without any dropped connections.
Number of Ethernet Ports
Ethernet ports provide stable and fast connectivity for desktop computers and network printers, with no issues reported.
Range
The WiFi connection is stable and strong, even in a 2400 square foot house with multiple devices including RING cameras, smart TVs, and gaming consoles.
Ease of Setup and Management
Setup was incredibly easy, connecting to the Comcast network within 15 minutes without needing to call customer service.
#3

ARRIS (G54) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit & BE 18000 WiFi 7 Comcast Xfinity, Cox, Spectrum Quad-Band 1, Up to 18 Gbps Max Speed

Rating
9.7
Compatibility
Speed
Number of Ethernet Ports

Most important from
19580 reviews

Compatibility
Works seamlessly with Xfinity, and the speed and performance are impressive, offering a solid connection and fast internet speeds.
Speed
Works seamlessly with Xfinity, and the speed and performance are impressive, offering a solid connection and fast internet speeds.
Number of Ethernet Ports
The device is compact and features multiple Ethernet ports, which is a significant advantage for those needing stable wired connections.
Ease of Setup and Management
The modem is easy to set up, especially with the SURFboard Central App, making the installation process smooth and user-friendly.

The ARRIS G54 Cable Modem Router Combo stands out as a strong option for those seeking a reliable modem-router for high-speed internet, especially with providers like Comcast Xfinity, Cox, and Spectrum. One of its main strengths is compatibility, as it supports DOCSIS 3.1 technology, ensuring faster speeds and better security compared to older standards. With a maximum speed of up to 18 Gbps, it’s particularly beneficial for heavy internet users who engage in gaming or streaming, providing a robust connection for multiple devices.

The Wi-Fi coverage is impressive, reaching up to 5,000 square feet, making it suitable for larger homes. The inclusion of multiple Ethernet ports (four 1-Gigabit and one 10-Gigabit) allows for wired connections to devices that require stability, such as gaming consoles and smart TVs. Additionally, the ease of setup through the SURFboard Central App simplifies the initial installation and offers features like real-time device monitoring and enhanced parental controls, which can be very user-friendly for non-tech-savvy individuals.

While the G54 is advanced, the higher speeds may not be necessary for everyone, and users with slower internet plans might not fully benefit from its capabilities. Furthermore, it weighs around 3.12 pounds, which could be considered a bit bulky for some. It’s essential to consider your specific internet needs before investing in such a high-speed option.

Rating
9.7
Compatibility
Speed
Number of Ethernet Ports

Most important from
19580 reviews

Compatibility
Works seamlessly with Xfinity, and the speed and performance are impressive, offering a solid connection and fast internet speeds.
Speed
Works seamlessly with Xfinity, and the speed and performance are impressive, offering a solid connection and fast internet speeds.
Number of Ethernet Ports
The device is compact and features multiple Ethernet ports, which is a significant advantage for those needing stable wired connections.
Ease of Setup and Management
The modem is easy to set up, especially with the SURFboard Central App, making the installation process smooth and user-friendly.

Buying Guide for the Best Modem Router Combo Comcast Xfinities

Choosing the right modem-router combo for Comcast Xfinity can significantly enhance your internet experience. A modem-router combo combines the functions of a modem and a router into a single device, simplifying your setup and reducing clutter. When selecting the best modem-router combo, consider the following key specifications to ensure it meets your needs and provides reliable performance.
CompatibilityCompatibility refers to whether the modem-router combo works with your internet service provider (ISP), in this case, Comcast Xfinity. This is crucial because not all devices are compatible with all ISPs. To ensure compatibility, check the device specifications or the ISP's approved list of devices. If the device is not compatible, it won't be able to connect to the internet properly.
SpeedSpeed indicates the maximum internet speed the modem-router combo can handle. This is important because it determines how fast your internet connection can be. Speed is usually measured in megabits per second (Mbps). For basic browsing and streaming, a device supporting up to 300 Mbps may suffice. For heavy usage like gaming or 4K streaming, look for devices supporting speeds of 600 Mbps or higher. Choose a speed that matches your internet plan to avoid bottlenecks.
DOCSIS StandardDOCSIS (Data Over Cable Service Interface Specification) is a standard that defines how data is transmitted over cable systems. The latest version, DOCSIS 3.1, offers faster speeds and better performance compared to older versions like DOCSIS 3.0. If you want the best performance and future-proofing, opt for a DOCSIS 3.1 device. However, if your internet plan is not very high-speed, a DOCSIS 3.0 device might be sufficient.
Wi-Fi StandardsWi-Fi standards determine the wireless performance of the router part of the combo. The latest standard, Wi-Fi 6 (802.11ax), offers better speed, capacity, and efficiency compared to Wi-Fi 5 (802.11ac). If you have many devices connected to your network or need high-speed wireless performance, choose a device with Wi-Fi 6. For average home use, Wi-Fi 5 may be adequate.
Number of Ethernet PortsEthernet ports allow you to connect wired devices directly to the modem-router combo for a stable and fast connection. This is important for devices that require a reliable connection, such as gaming consoles or desktop computers. Typically, devices come with 2-4 Ethernet ports. Consider how many wired connections you need and choose a device with enough ports to accommodate them.
RangeRange refers to the coverage area of the Wi-Fi signal. A device with a larger range can cover more area, which is important for larger homes or spaces with multiple rooms. If you live in a small apartment, a device with a standard range will suffice. For larger homes, look for devices with extended range capabilities or consider additional Wi-Fi extenders.
Security FeaturesSecurity features protect your network from unauthorized access and cyber threats. Look for devices that offer WPA3 encryption, firewall protection, and automatic firmware updates. These features are important to keep your data safe and secure. If you have sensitive information or many connected devices, prioritize devices with robust security features.
Ease of SetupEase of setup refers to how simple it is to install and configure the modem-router combo. This is important for users who are not tech-savvy. Look for devices that offer user-friendly setup processes, such as mobile apps or web-based interfaces. If you prefer a hassle-free installation, choose a device known for its straightforward setup.

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