10 Best Router Modem Combos 2025 in the United States

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.

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.

The ARRIS SBG8300 Cable Modem Router Combo is a robust option for users seeking high-speed internet and reliable connectivity. It supports the latest DOCSIS 3.1 technology, which is significantly faster than its predecessor, DOCSIS 3.0, making it well-suited for gigabit internet plans. The device is compatible with major U.S. cable providers like Comcast Xfinity, Cox, and Spectrum, ensuring broad ISP compatibility.

The built-in AC2350 Wi-Fi standard offers strong wireless performance, ideal for streaming and downloading throughout your home. Additionally, the modem includes four OFDM channels which enhance speed and efficiency, particularly in high-traffic scenarios. With four Ethernet ports, it provides ample connectivity for wired devices such as PCs and smart TVs. The setup process is user-friendly, thanks to the SURFboard Central App, which also offers real-time network monitoring and parental controls.

However, a potential drawback is its size, which might be bulkier compared to other models. Some users may also find the price point a bit high, but this could be offset by the savings on rental fees from your ISP. Security features are robust, providing peace of mind for protecting your network. This modem-router combo is best for households that demand high-speed internet for activities like gaming, streaming, and connecting multiple devices simultaneously.