10 Best Wow Cable Compatible Modems 2026 in the United States

The NETGEAR Nighthawk CM3000 is a DOCSIS 3.1 cable modem designed to deliver very fast internet speeds, up to 2.5Gbps download and 1Gbps upload, which is ideal if you have a high-speed internet plan, especially with providers like Xfinity, Spectrum, or Cox. Its mid/high-split technology supports the latest internet speeds, making it future-proof for upcoming upgrades. This modem has three Ethernet ports, including a 2.5 Gigabit port, allowing you to connect it directly to a multi-gig router or use link aggregation for even faster performance.

It does not include a built-in WiFi router, so you’ll need to use it alongside a separate router to create a wireless network. This makes it a good choice if you already have a high-quality WiFi router or plan to use advanced routers like NETGEAR’s WiFi 6E or WiFi 7 models. The device is easy to set up and compatible with all major U.S. cable internet providers, which adds to its convenience.

The device is larger and might be a bit more expensive than basic modems, and it’s intended for use only within the U.S. If you want a straightforward modem that supports very fast speeds and can grow with your internet service, this model is a solid pick, especially if you’re comfortable managing your own separate router.

The NETGEAR Nighthawk Multi-Gig Cable Modem (CM2000) is a solid choice for those looking to maximize their cable internet speeds. It supports DOCSIS 3.1, which is the latest standard and ensures higher speeds and better performance, making it ideal for future-proofing your setup. With 32x8 channel bonding and OFDM(A) 2x2, it is designed to handle heavy data loads efficiently, delivering stable and fast internet connectivity.

This modem is particularly suitable for high-speed cable plans up to 2.5Gbps, making it a great fit for users with demanding internet needs such as gaming, streaming, and working from home with multiple devices. Additionally, its compatibility with major cable providers like Xfinity, Spectrum, and Cox broadens its usability. However, it's important to note that it does not work with non-cable providers like Verizon, AT&T, CenturyLink, DSL, or satellite services like DirecTV and DISH, nor does it support bundled voice services.

The modem features a 2.5 Gig Ethernet port, which ensures you can take full advantage of multi-gig internet speeds. While it doesn't include a built-in router, it is designed to work with any WiFi router, providing flexibility in setting up your home network. One of the notable benefits is the potential cost savings, as owning this modem can save you up to $168 per year in rental fees. The modem is relatively compact and lightweight, making it easy to place in various locations within your home. In summary, the NETGEAR Nighthawk CM2000 is a high-performing, future-proof modem best suited for users with high-speed cable internet plans looking for reliable and fast internet connectivity.

The Arris G20 modem-router combo is a solid choice if you want a fast and reliable internet connection compatible with popular cable providers like Comcast Xfinity, Spectrum, and Cox. It uses the latest DOCSIS 3.1 technology, which means it supports faster speeds and better performance for activities like streaming, gaming, and browsing. Thanks to its Wi-Fi 6 support, it offers improved wireless coverage and faster speeds over older Wi-Fi versions, helping your devices stay connected smoothly throughout your home.

One of its strengths is that it combines both modem and router in one device, saving space and simplifying setup. It offers a respectable maximum download speed of 1 Gbps and upload speeds up to 500 Mbps—enough for most households. However, it has only two Ethernet ports, which might be limiting if you want to directly connect several wired devices like gaming consoles or desktop PCs.

The G20 can help you save money by eliminating rental fees charged by ISPs since you own the device outright. It also comes with a standard 1-year warranty. If you are looking for a straightforward modem-router that supports modern cable internet speeds and Wi-Fi 6, this model fits well. But if you need multiple wired connections or want higher-end features, you might want to explore other options.