We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

10 Best Cox Compatible Modem 2025 in the United States

How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Our Top Picks

#1

Winner

NETGEAR Nighthawk Modem Router Combo (CAX30) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 2.7 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet

Rating
9.8
Chosen by1,465
Speed Compatibility
Built-in Router
Additional Features

Most important from
524 reviews

Speed Compatibility
Upgrading to this model has been a significant improvement, especially for gamers needing consistent high-speed performance.
Built-in Router
WiFi 6 technology ensures a stable connection without any drops, even with multiple devices connected.
Additional Features
The setup is a breeze with the Nighthawk app, making it easy to get everything running smoothly.

The NETGEAR Nighthawk Modem Router Combo (CAX30) is a solid choice for users looking for a Cox-compatible modem that also functions as a WiFi router. It supports DOCSIS 3.1, which is the latest standard for cable modems, ensuring high-speed internet suitable for plans up to 2Gbps. This model boasts impressive channel bonding with 32x8 capabilities, enhancing your internet speed and performance during peak usage times.

Strengths include its ability to cover a large area of up to 2,500 square feet, making it ideal for medium to large homes. With WiFi 6 technology, it can support multiple devices (up to 25) without compromising performance, which is a great feature for households with numerous smart devices or for gaming. The inclusion of four Gigabit Ethernet ports and a USB 3.0 port provides versatile connectivity options for wired devices, enhancing its utility.

On the downside, it doesn't support DSL providers or bundled voice services, which could limit options if you're considering those services. Additionally, while the built-in security features and NETGEAR Armor software offer good protection for your network, some users may find the initial setup and app management a bit complex if they aren't very tech-savvy. The NETGEAR Nighthawk CAX30 stands out for its high-speed capabilities, strong coverage, and solid performance, making it ideal for users with high internet demands, such as gamers or busy households. However, those looking for compatibility beyond cable internet may need to consider other options.

Rating
9.8
Chosen by1,465
Speed Compatibility
Built-in Router
Additional Features

Most important from
524 reviews

Speed Compatibility
Upgrading to this model has been a significant improvement, especially for gamers needing consistent high-speed performance.
Built-in Router
WiFi 6 technology ensures a stable connection without any drops, even with multiple devices connected.
Additional Features
The setup is a breeze with the Nighthawk app, making it easy to get everything running smoothly.
#2

NETGEAR Nighthawk Cable Modem CM1200 - Compatible with all Cable Providers including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet ports | DOCSIS 3.1, Black

Rating
9.6
Speed Compatibility
ISP Compatibility

Most important from
6239 reviews

Speed Compatibility
Handles 1 gig speed with no problem, making it a worthwhile purchase.
ISP Compatibility
Fast and easy to install, compatible with various internet service providers.

The NETGEAR Nighthawk Cable Modem CM1200 is a robust option for those needing a Cox-compatible modem. It supports the latest DOCSIS 3.1 standard, which ensures faster speeds and better efficiency compared to earlier versions. This modem is capable of handling internet speeds up to 2Gbps, making it suitable for high-speed plans offered by major providers like Cox, Spectrum, and Xfinity.

One of its standout features is the 32x8 channel bonding, which aids in delivering consistent and high-speed internet connectivity even during peak times. Plus, it boasts four Gigabit Ethernet ports, allowing multiple wired connections for devices like computers, gaming consoles, and printers, which can be crucial for a stable and fast network in a household or small office setup. Another notable feature is the link aggregation, which offers a way to combine two Ethernet ports for an even faster wired connection, beneficial for users with high bandwidth demands.

However, this modem does not include a built-in router, so you'll need to pair it with a separate WiFi router to cover your wireless devices. This could be seen as a drawback for those looking for an all-in-one solution. Additionally, it is not compatible with DSL or fiber internet providers and is designed solely for use with cable internet. Users can also save on rental fees by owning this modem, which is a cost-effective option in the long run. Potential buyers should ensure their internet plan and provider are compatible with this modem to fully utilize its capabilities.

Rating
9.6
Speed Compatibility
ISP Compatibility

Most important from
6239 reviews

Speed Compatibility
Handles 1 gig speed with no problem, making it a worthwhile purchase.
ISP Compatibility
Fast and easy to install, compatible with various internet service providers.
#3

NETGEAR Nighthawk Cable Modem with Built-in WiFi 6 Router (CAX80) - Compatible All Major Providers incl. Xfinity, Spectrum, Cox | Plans Up to 6Gbps AX6000 speed DOCSIS 3.1, Black

Rating
9.4
Speed Compatibility
Built-in Router

Most important from
3427 reviews

Speed Compatibility
The NETGEAR Nighthawk CAX80 offers the fastest internet speeds experienced by users, significantly outperforming rented equipment.
Built-in Router
The modem-router combo provides impressive WiFi range, maintaining a connection even 200 feet away from the house.

The NETGEAR Nighthawk CAX80 cable modem with built-in WiFi 6 router is designed to cater to high-speed internet users, especially those subscribed to cable plans up to 6Gbps. It supports DOCSIS 3.1 and offers 32x8 channel bonding, making it a good fit for heavy internet users who need fast, reliable connections. It's compatible with major providers like Xfinity, Spectrum, and Cox but does not work with DSL or bundled voice service providers. This modem-router combo provides wide coverage for up to 2,500 square feet and can handle up to 30 devices concurrently, which is ideal for medium to large homes or small offices.

The inclusion of four 1 Gig Ethernet ports and a 2.5 Multi-gig port, which supports port aggregation for speeds up to 2Gbps, makes it suitable for gaming and streaming setups. However, the device's potential is maximized only with compatible service providers that support such speeds. Security-wise, the modem comes with NETGEAR Armor, offering enhanced protection against online threats, though it's important to note that the comprehensive security suite is a subscription service beyond the initial trial period.

Users will appreciate the convenience of replacing both a modem and a router with this single device, potentially saving on rental fees. The Nighthawk app simplifies the setup and management process, adding to user-friendliness. However, some users may find the device's relatively large size (8.5 x 4.3 x 10.4 inches) and weight (4.45 pounds) a challenge to fit into tighter spaces. This product is well-suited for users wanting to future-proof their home network infrastructure with cutting-edge WiFi 6 technology, provided they have compatible high-speed plans and no need for DSL or voice services.

Rating
9.4
Speed Compatibility
Built-in Router

Most important from
3427 reviews

Speed Compatibility
The NETGEAR Nighthawk CAX80 offers the fastest internet speeds experienced by users, significantly outperforming rented equipment.
Built-in Router
The modem-router combo provides impressive WiFi range, maintaining a connection even 200 feet away from the house.

Buying Guide for the Best Cox Compatible Modem

When choosing a Cox-compatible modem, it's important to ensure that the modem you select is compatible with Cox's network and meets your internet speed requirements. A good modem can significantly improve your internet experience by providing faster speeds, better reliability, and enhanced security. To make an informed decision, you should consider several key specifications that will help you find the best modem for your needs. Here are the key specs to look for and how to evaluate them.
DOCSIS StandardDOCSIS (Data Over Cable Service Interface Specification) is a standard that determines how data is transmitted over cable networks. The most common standards are DOCSIS 3.0 and DOCSIS 3.1. DOCSIS 3.0 is suitable for most users and supports speeds up to 1 Gbps, which is sufficient for standard internet usage, including streaming and gaming. DOCSIS 3.1 is the latest standard and supports speeds up to 10 Gbps, making it ideal for heavy internet users or those with gigabit internet plans. If you have a high-speed plan or want to future-proof your setup, opt for a DOCSIS 3.1 modem.
Channel BondingChannel bonding refers to the number of downstream and upstream channels a modem can use simultaneously. More channels mean better performance and higher speeds. For example, a 16x4 modem has 16 downstream and 4 upstream channels, which is suitable for speeds up to 300 Mbps. A 32x8 modem can handle higher speeds, up to 1 Gbps. If you have a high-speed internet plan or multiple devices connected simultaneously, choose a modem with more channels to ensure smooth and fast internet access.
Speed CompatibilitySpeed compatibility refers to the maximum internet speed a modem can handle. It's crucial to match the modem's speed capabilities with your internet plan. If your plan offers speeds up to 300 Mbps, a modem that supports up to 300 Mbps will suffice. However, if you have a gigabit plan, you'll need a modem that can handle speeds up to 1 Gbps or higher. Always check your internet plan's speed and choose a modem that can support it to avoid bottlenecks and ensure optimal performance.
ISP CompatibilityNot all modems are compatible with every internet service provider (ISP). Cox provides a list of approved modems that are guaranteed to work with their network. Before purchasing a modem, check Cox's website for their list of compatible modems. This ensures that the modem you choose will work seamlessly with your Cox internet service and provide the best performance.
Built-in RouterSome modems come with a built-in router, offering a two-in-one solution. This can save space and reduce the number of devices you need. However, built-in routers may not offer the same performance or features as standalone routers. If you have a large home, multiple devices, or need advanced features like parental controls or guest networks, you might prefer a separate modem and router. For simpler setups or smaller homes, a modem with a built-in router can be a convenient and cost-effective option.
Security FeaturesSecurity features in a modem can help protect your network from threats. Look for modems with built-in security features like firewalls, encryption, and automatic firmware updates. These features can help safeguard your personal information and devices from cyberattacks. If you prioritize security, choose a modem with robust security features to ensure your network remains protected.

FAQ

Most Popular Categories Right Now