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 Xfinity Compatible Modem Router Combinations 2025 in the United States
#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
The NETGEAR Nighthawk Modem Router Combo (CAX30) is a robust option for anyone using cable internet from major providers like Xfinity, Spectrum, and Cox, especially if you have a plan of up to 2Gbps. One of its standout features is the DOCSIS 3.1 standard, which ensures high-speed performance and future-proofing as internet speeds continue to rise. With dual-band Wi-Fi 6 technology, it can provide speeds up to 2.7Gbps and covers a sizable area of 2,500 sq. ft., making it a great choice for larger homes with multiple devices—up to 25 at once! The four Ethernet ports add versatility, allowing for wired connections to devices like gaming consoles and computers, which is great for enhancing speed and stability during high-demand activities.
Rating
9.8
Chosen by1,448
DOCSIS Standard
Speed
Wi-Fi Standards
Most important from
768 reviews
#2
ARRIS (S34) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem, for Comcast Xfinity, Cox, Spectrum & More, 2.5 Gbps Max Internet Speeds, 2 Year Warranty - (No Built-in WiFi)
The ARRIS S34 is a powerful cable modem designed for users with high-speed internet needs, especially those subscribed to Comcast Xfinity, Cox, or Spectrum. One of its standout features is the DOCSIS 3.1 technology, which offers significantly faster speeds compared to older standards, allowing for a maximum speed of up to 2.5 Gbps. This makes it particularly appealing for gamers and households with multiple users streaming content simultaneously, as it reduces lag and enhances performance.
Rating
9.6
Speed
Wi-Fi Standards
Security Features
Most important from
373 reviews
#3
NETGEAR Nighthawk Cable Modem and WiFi 6 Router Combo (CAX80) - Compatible with All Major Cable Providers incl. Xfinity, Spectrum, Cox - Cable Plans up to 6Gbps - AX6000 WiFi 6 Speed - DOCSIS 3.1
The NETGEAR Nighthawk Cable Modem with Built-in WiFi 6 Router (CAX80) is a strong choice for those looking for an Xfinity-compatible modem-router combo. It supports major cable providers like Xfinity, Spectrum, and Cox, but it's not compatible with providers like Verizon, AT&T, and DSL services. This modem-router is designed for high-speed internet plans, supporting speeds up to 6Gbps, making it suitable for heavy internet users and large households.
Rating
9.4
Speed
Wi-Fi Standards
Security Features
Most important from
3482 reviews
Top 10 Best Xfinity Compatible Modem Router Combinations 2025 in the United States
#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
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
Compatibility: Xfinity, Spectrum, Cox
DOCSIS Standard: 3.1
Speed: 2.7Gbps
Wi-Fi Standards: Wi-Fi 6
Ethernet Ports: 4
Security Features: NETGEAR Armor, firmware updates
Chosen by 1448 this week
ARRIS (S34) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem, for Comcast Xfinity, Cox, Spectrum & More, 2.5 Gbps Max Internet Speeds, 2 Year Warranty - (No Built-in WiFi)
ARRIS (S34) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem, for Comcast Xfinity, Cox, Spectrum & More, 2.5 Gbps Max Internet Speeds, 2 Year Warranty - (No Built-in WiFi)
Compatibility: Comcast Xfinity, Cox, Spectrum
DOCSIS Standard: DOCSIS 3.1
Speed: up to 2.5 Gbps
Ethernet Ports: 2.5 Gbps, 1 Gbps
NETGEAR Nighthawk Cable Modem and WiFi 6 Router Combo (CAX80) - Compatible with All Major Cable Providers incl. Xfinity, Spectrum, Cox - Cable Plans up to 6Gbps - AX6000 WiFi 6 Speed - DOCSIS 3.1
NETGEAR Nighthawk Cable Modem and WiFi 6 Router Combo (CAX80) - Compatible with All Major Cable Providers incl. Xfinity, Spectrum, Cox - Cable Plans up to 6Gbps - AX6000 WiFi 6 Speed - DOCSIS 3.1
Compatibility: Xfinity, Spectrum, Cox
DOCSIS Standard: DOCSIS 3.1
Speed: up to 6Gbps
Wi-Fi Standards: WiFi 6 (AX6000)
Number of Channels: 32x8
Ethernet Ports: Four Gigabit, one 2.5 Multi-Gig
Security Features: NETGEAR Armor, automatic updates, built-in safety
NETGEAR Nighthawk Modem Router Combo C7000-Compatible with Cable Providers Including Xfinity by Comcast, Spectrum, Cox,Plans Up to 800Mbps | AC1900 WiFi Speed | DOCSIS 3.0
NETGEAR Nighthawk Modem Router Combo C7000-Compatible with Cable Providers Including Xfinity by Comcast, Spectrum, Cox,Plans Up to 800Mbps | AC1900 WiFi Speed | DOCSIS 3.0
Compatibility: Xfinity, Spectrum, Cox
DOCSIS Standard: 3.0
Speed: up to 800Mbps
Wi-Fi Standards: 802.11a/b/g/n/ac
Ethernet Ports: 4 Gigabit ports
Security Features: WPA/WPA2, NETGEAR Armor
ARRIS (SBG10) - Cable Modem Router Combo - DOCSIS 3.0 16 x 4 Gigabit & AC1600 WiFi, For Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum] 400 Mbps Max Internet Speeds
ARRIS (SBG10) - Cable Modem Router Combo - DOCSIS 3.0 16 x 4 Gigabit & AC1600 WiFi, For Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum] 400 Mbps Max Internet Speeds
Compatibility: Comcast Xfinity, Cox, Spectrum
DOCSIS Standard: DOCSIS 3.0
Speed: 400 Mbps
Wi-Fi Standards: AC1600
Number of Channels: 16 download, 4 upload
Ethernet Ports: 2
Security Features: Parental controls
Related Products
Up to 10% off
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
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
Compatibility: Comcast, Cox, Spectrum, major U.S. providers
DOCSIS Standard: DOCSIS 3.1
Wi-Fi Standards: Wi-Fi 6 (802.11ax)
Ethernet Ports: multiple wired connections
Security Features: Internet Security, Parental Control, Guest Mode
NETGEAR Orbi Modem Router Combo (CBK752) DOCSIS 3.1 Cable Modem and WiFi 6 Mesh Router – AX4200 4.2Gbps Wireless Speed – Compatible with Xfinity, Spectrum, Cox, More – Covers 5,000 sq.ft., 40 Devices
NETGEAR Orbi Modem Router Combo (CBK752) DOCSIS 3.1 Cable Modem and WiFi 6 Mesh Router – AX4200 4.2Gbps Wireless Speed – Compatible with Xfinity, Spectrum, Cox, More – Covers 5,000 sq.ft., 40 Devices
Compatibility: Xfinity
DOCSIS Standard: DOCSIS 3.1
Speed: 4Gbps
Wi-Fi Standards: WiFi 6 (802.11ax)
Ethernet Ports: 4
Security Features: NETGEAR Armor, Parental Control
ARRIS (G18) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX1800), Approved for Comcast Xfinity, Cox, Spectrum & More
ARRIS (G18) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX1800), Approved for Comcast Xfinity, Cox, Spectrum & More
Compatibility: Xfinity, Spectrum, Cox
Internet Speed: DOCSIS 3.1
Wi-Fi Standards: Dual-band Wi-Fi 6
Number of Ethernet Ports: 4
Dual-Band vs. Tri-Band: Dual-band
Range and Coverage: Better home coverage
ARRIS (SBG7400AC2) - Modem Router Combo - Fast DOCSIS 3.0 & AC2350 WiFi, for Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum], Four 1 Gbps Ports, 800 Mbps Max Internet Speed
ARRIS (SBG7400AC2) - Modem Router Combo - Fast DOCSIS 3.0 & AC2350 WiFi, for Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum], Four 1 Gbps Ports, 800 Mbps Max Internet Speed
Compatibility: Comcast Xfinity and major US cable
Internet Speed: up to 800 Mbps
Wi-Fi Standards: dual-band 802.11ac (Wi-Fi 5)
Number of Ethernet Ports: four Gigabit Ethernet ports
Dual-Band vs. Tri-Band: Dual-Band
Additional Features: Parental Control, WPS, SURFboard app
#10
Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band WiFi Gigabit Router, for Comcast XFINITY Internet and Voice
Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band WiFi Gigabit Router, for Comcast XFINITY Internet and Voice
Compatibility: Comcast Xfinity Internet and Voice
DOCSIS Standard: DOCSIS 3.0
Speed: up to 400 Mbps
Wi-Fi Standards: AC1900 dual-band
Ethernet Ports: four Gigabit Ethernet ports
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.
Buying Guide for the Best Xfinity Compatible Modem Router Combinations
Choosing the right Xfinity-compatible modem-router combination can significantly enhance your internet experience. The modem-router combo is a device that combines the functions of a modem and a router, providing both internet connectivity and Wi-Fi distribution in one unit. When selecting the best fit for you, it's important to consider several key specifications to ensure the device meets your needs and provides reliable performance.CompatibilityCompatibility is crucial because not all modem-router combinations work with Xfinity. This spec ensures that the device can connect to Xfinity's network and provide internet service. To navigate this, check the device's compatibility list or the manufacturer's website to confirm it supports Xfinity. Picking a compatible device ensures you won't face connectivity issues and can fully utilize your internet plan.
Internet SpeedInternet speed refers to the maximum speed the modem-router can handle. This is important because it determines how fast your internet connection will be. Modem-routers are often segmented by their speed capabilities, such as up to 100 Mbps, 300 Mbps, 600 Mbps, or even higher. To pick the right one, match the modem-router's speed with your internet plan. If you have a high-speed plan, choose a device that can handle those speeds to avoid bottlenecks.
Wi-Fi StandardsWi-Fi standards (like 802.11n, 802.11ac, and 802.11ax) indicate the technology the router uses to broadcast Wi-Fi. This is important because newer standards offer faster speeds and better performance. For example, 802.11ac (Wi-Fi 5) is faster than 802.11n (Wi-Fi 4), and 802.11ax (Wi-Fi 6) is even faster and more efficient. Choose a modem-router with the latest standard you can afford to ensure better performance and future-proofing.
Number of Ethernet PortsThe number of Ethernet ports determines how many wired devices you can connect directly to the modem-router. This is important for devices that require a stable and fast connection, like gaming consoles or desktop computers. Modem-routers typically have 2 to 4 Ethernet ports. Consider how many wired connections you need and choose a device with enough ports to accommodate your setup.
Dual-Band vs. Tri-BandDual-band and tri-band refer to the number of frequency bands the router can broadcast. Dual-band routers offer two bands (2.4 GHz and 5 GHz), while tri-band routers offer an additional 5 GHz band. This is important for managing network traffic and reducing interference. If you have many devices or do a lot of high-bandwidth activities like streaming or gaming, a tri-band router can provide better performance. For average use, a dual-band router is usually sufficient.
Range and CoverageRange and coverage indicate how far the Wi-Fi signal can reach. This is important for ensuring that all areas of your home have a strong Wi-Fi signal. Modem-routers vary in their coverage capabilities, with some designed for small apartments and others for larger homes. Consider the size of your home and choose a device that can cover the entire area without dead zones.
Additional FeaturesAdditional features like parental controls, guest networks, and Quality of Service (QoS) can enhance your internet experience. These features are important for managing your network and ensuring optimal performance. For example, parental controls can restrict access to certain websites, guest networks can provide internet access to visitors without giving them access to your main network, and QoS can prioritize bandwidth for important activities. Consider which features are important to you and choose a modem-router that offers them.