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10 Best Router Modem Combos 2026 in the United States

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Our Top Picks

#1

Winner

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
10.0
Chosen by1,218
Range and Coverage
Internet Speed Compatibility
DOCSIS Standard

Most important from
20270 reviews

Range and Coverage
Signal strength and stability remain strong even in rural areas, outperforming expectations for coverage and multi-device handling.
Internet Speed Compatibility
While the upfront cost is higher, the advanced technology and future-proofing justify the investment for high-speed internet users.
DOCSIS Standard
This modem supports DOCSIS 3.1 but will eventually need replacement when providers move to DOCSIS 4.0, reflecting the fast pace of technology evolution.

The ARRIS G54 combo is a powerful choice if you're looking to combine your modem and router into one device. It supports the latest DOCSIS 3.1 standard, which means it can deliver internet speeds up to 18 Gbps—much faster than most home internet plans today. This makes it great for heavy streaming, gaming, or managing many devices at once. The Wi-Fi 7 technology is cutting-edge and offers excellent speed and reliability, covering up to 5,000 square feet, which should be enough for most average to large homes.

It features four 1-Gigabit Ethernet ports plus a super-fast 10-Gigabit port, so you can connect wired devices like gaming consoles or smart TVs with very stable connections. This product works well with major US internet providers such as Xfinity, Spectrum, and Cox, and owning it can help you save on rental fees. On the downside, the device is somewhat large in size and might be more expensive upfront compared to basic models. Also, Wi-Fi 7 is very new, so not all devices can fully take advantage of it just yet.

The ARRIS G54 represents a strong option for those seeking top-tier speed, broad coverage, and future-proofing in a modem-router combo, especially if your internet plan and devices can match its high performance.

Rating
10.0
Chosen by1,218
Range and Coverage
Internet Speed Compatibility
DOCSIS Standard

Most important from
20270 reviews

Range and Coverage
Signal strength and stability remain strong even in rural areas, outperforming expectations for coverage and multi-device handling.
Internet Speed Compatibility
While the upfront cost is higher, the advanced technology and future-proofing justify the investment for high-speed internet users.
DOCSIS Standard
This modem supports DOCSIS 3.1 but will eventually need replacement when providers move to DOCSIS 4.0, reflecting the fast pace of technology evolution.
#2

Arris (G20) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX3000), Approved for Comcast Xfinity, Cox, Spectrum & More, 1.0 Gbps Max Speeds, Next-Generation Upload Optimized

Rating
9.7
Internet Speed Compatibility
ISP Compatibility

Most important from
20270 reviews

Internet Speed Compatibility
Despite initial setup challenges with Comcast, once configured correctly, the modem provides a rock-solid connection and impressive speed.
ISP Compatibility
Easy to set up with Xfinity, the ARRIS G20 offers a solid performance, paying for itself within 11 months compared to renting.

The ARRIS G20 Cable Modem Router Combo is a strong contender in the router-modem-combo category, boasting several impressive features. With DOCSIS 3.1 technology, it promises internet speeds up to 1.0 Gbps, making it suitable for high-speed internet plans offered by major U.S. providers like Comcast Xfinity, Cox, and Spectrum. The inclusion of Wi-Fi 6 (AX3000) ensures faster and more efficient wireless communication, ideal for modern smart homes with multiple devices like gaming consoles, smart TVs, and security cameras.

The dual-band frequency (2.4 GHz and 5 GHz) ensures flexible connectivity options and better performance in crowded network environments. Additionally, the device includes four Ethernet ports, providing wired connections for devices requiring stable and fast internet access. Security features such as guest mode, internet security, and parental controls enhance user safety and control over their network. Another notable advantage is the potential cost savings; owning this modem can save users up to $180 per year compared to renting equipment from their ISP.

However, there are some drawbacks to consider. The ARRIS G20 is relatively bulky with package dimensions of 9.53 x 7.68 x 4.41 inches and a weight of 2.4 pounds, which might be a concern for those with limited space. Additionally, while the device is optimized for next-generation upload speeds, these benefits are dependent on the service tiers provided by the user's ISP. In summary, the ARRIS G20 is well-suited for users seeking a high-performance, future-proof modem-router combo with robust security and control features.

Rating
9.7
Internet Speed Compatibility
ISP Compatibility

Most important from
20270 reviews

Internet Speed Compatibility
Despite initial setup challenges with Comcast, once configured correctly, the modem provides a rock-solid connection and impressive speed.
ISP Compatibility
Easy to set up with Xfinity, the ARRIS G20 offers a solid performance, paying for itself within 11 months compared to renting.
#3

Arris (G18) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX1800), Approved for Comcast Xfinity, Cox, Spectrum & More

Rating
9.1
Internet Speed Compatibility
ISP Compatibility

Most important from
20270 reviews

Internet Speed Compatibility
Installation is quick and easy, even for non-techies, with a significant increase in internet speed.
ISP Compatibility
The modem works flawlessly with WOW! Internet service, providing faster and more stable internet.

The ARRIS G18 Cable Modem Router Combo is a robust choice for those seeking a reliable and high-performance internet solution. It supports DOCSIS 3.1, offering significantly faster speeds and better security compared to the older DOCSIS 3.0 standard. This ensures that you can enjoy ultra-fast streaming, downloading, and uploading throughout your home, making it suitable for activities like gaming and streaming on multiple devices simultaneously.

The built-in Wi-Fi 6 (802.11 ax) technology further enhances the speed and range of your wireless network, supporting more devices with improved performance and efficiency. The modem-router combo is compatible with major U.S. cable internet providers, including Comcast Xfinity, Cox, and Spectrum, which adds to its versatility and convenience. The setup is user-friendly, utilizing the SURFboard Central App for easy installation and network management, including real-time monitoring and parental controls.

Despite the initial cost possibly being higher than some alternatives, the ARRIS G18 remains a strong contender in the modem-router combo market, especially for users who prioritize speed, security, and ease of use.

Rating
9.1
Internet Speed Compatibility
ISP Compatibility

Most important from
20270 reviews

Internet Speed Compatibility
Installation is quick and easy, even for non-techies, with a significant increase in internet speed.
ISP Compatibility
The modem works flawlessly with WOW! Internet service, providing faster and more stable internet.

Buying Guide for the Best Router Modem Combos

Choosing the right router-modem combo can significantly impact your internet experience. A router-modem combo combines the functions of a modem and a router into a single device, simplifying your setup and reducing the number of devices you need. When selecting a router-modem combo, it's important to consider several key specifications to ensure it meets your needs and provides reliable, fast internet connectivity.
Internet Speed CompatibilityThis spec indicates the maximum internet speed the device can handle. It's important because it ensures that your router-modem combo can support the speed provided by your internet service provider (ISP). If your ISP offers speeds up to 300 Mbps, for example, you'll want a device that can handle at least that speed. Generally, devices are segmented into categories like up to 100 Mbps, 300 Mbps, 600 Mbps, and 1 Gbps or higher. Choose a device that matches or exceeds your ISP's speed to avoid bottlenecks.
Wi-Fi StandardsWi-Fi standards (such as 802.11n, 802.11ac, and 802.11ax) determine the speed and range of your wireless network. Newer standards like 802.11ac and 802.11ax (Wi-Fi 6) offer faster speeds and better performance in crowded environments. If you have many devices or need high-speed internet for activities like streaming or gaming, opt for a device with the latest standard. For basic browsing and fewer devices, older standards like 802.11n may suffice.
Number of Ethernet PortsEthernet ports allow you to connect wired devices directly to your router-modem combo for a more stable and faster connection. This is important for devices like desktop computers, gaming consoles, or smart TVs. Typically, devices come with 2 to 4 Ethernet ports. If you have multiple wired devices, choose a combo with more ports to accommodate them.
Dual-Band vs. Tri-BandDual-band devices operate on two frequency bands (2.4 GHz and 5 GHz), while tri-band devices add an additional 5 GHz band. This is important for managing network traffic and reducing interference. Dual-band is sufficient for most households, providing a good balance between range and speed. Tri-band is beneficial for larger homes or environments with many devices, as it can handle more simultaneous connections without slowing down.
DOCSIS StandardDOCSIS (Data Over Cable Service Interface Specification) is a standard for transmitting data over cable TV systems. The latest version, DOCSIS 3.1, offers faster speeds and better performance than older versions like DOCSIS 3.0. If you have a high-speed internet plan or want to future-proof your setup, choose a DOCSIS 3.1 device. For lower-speed plans, DOCSIS 3.0 may be sufficient.
Range and CoverageThe range and coverage of a router-modem combo determine how far the Wi-Fi signal can reach within your home. This is important for ensuring that all areas of your home have a strong and reliable connection. Devices with more powerful antennas or mesh networking capabilities can provide better coverage. Consider the size of your home and the placement of the device when choosing a model. For larger homes, look for devices with extended range features or the ability to add mesh extenders.
Security FeaturesSecurity features protect your network from unauthorized access and cyber threats. Look for devices that offer WPA3 encryption, built-in firewalls, and automatic firmware updates. These features are important for keeping your personal information and devices safe. If you have children, parental controls can also be a useful feature to manage their internet usage.

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