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10 Best Spectrum Approved Modem Router Combo 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 CAX30 is a strong choice if you have a cable internet plan up to 2Gbps with providers like Spectrum, Xfinity, or Cox. It uses the latest DOCSIS 3.1 standard, which means it supports fast and efficient internet speeds. With 32x8 channel bonding, it can handle multiple data streams smoothly, helping maintain stable connections during peak use. The Wi-Fi 6 technology (AX2700) offers faster wireless speeds and better performance for many devices at once, covering around 2,000 square feet and supporting up to 25 devices simultaneously.
Rating
9.7
Chosen by1,243
Speed
Range
Ports
Most important from
462 reviews
#2
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
The Netgear Nighthawk Modem Router Combo C7000 is a versatile option for those using cable internet services like Xfinity, Spectrum, and Cox. With compatibility for plans up to 800Mbps, it offers solid performance for most users, especially gamers or families with multiple devices. One of its key strengths is the coverage it provides, reaching up to 1,800 sq. ft. and supporting around 30 devices simultaneously at AC1900 WiFi speeds. This is great for households that require stable internet for streaming and online gaming.
Rating
9.4
Speed
Security Features
Most important from
5882 reviews
#3
ARRIS (SBG8300) - Cable Modem Router Combo - Fast DOCSIS 3.1 Gigabit & AC2350 WiFi ,Comcast Xfinity, Cox, Spectrum & more, 1 Gbps Max Internet Speeds , 4 OFDM Channels
The ARRIS SURFboard SBG8300 is a solid choice for those looking for a spectrum-approved modem-router combo. Its DOCSIS 3.1 technology ensures you're getting the latest standard, which is significantly faster than the previous version, making it suitable for high-speed internet plans up to 1 Gbps. This model supports a variety of cable internet providers, including Comcast Xfinity, Cox, and Spectrum, which is a major plus for compatibility. With an AC2350 Wi-Fi standard, it provides good wireless performance, making it ideal for streaming and gaming across multiple devices.
Rating
9.1
Speed
Range
Security Features
Most important from
4967 reviews
Top 10 Best Spectrum Approved Modem Router Combo 2025 in the United States
#1
Winner
9.7 score
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
DOCSIS Standard: 3.1
Speed: up to 2 Gbps
Channel Bonding: 32x8
Wi-Fi Standards: Wi-Fi 6 (802.11ax) AX2700
Range: about 2,000 sq ft
Ports: 4 gigabit Ethernet, 1 USB 3.0
Compatibility: Spectrum, Xfinity, Cox providers
Chosen by 1243 this week
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: 800Mbps
Wi-Fi Standards: 802.11a/b/g/n/ac
Number of Ethernet Ports: 4
Range: 1,800 sq. ft.
Security Features: WPA/WPA2, NETGEAR Armor (30-day trial)
ARRIS (SBG8300) - Cable Modem Router Combo - Fast DOCSIS 3.1 Gigabit & AC2350 WiFi ,Comcast Xfinity, Cox, Spectrum & more, 1 Gbps Max Internet Speeds , 4 OFDM Channels
ARRIS (SBG8300) - Cable Modem Router Combo - Fast DOCSIS 3.1 Gigabit & AC2350 WiFi ,Comcast Xfinity, Cox, Spectrum & more, 1 Gbps Max Internet Speeds , 4 OFDM Channels
Compatibility: Comcast Xfinity, Cox, Spectrum
DOCSIS Standard: DOCSIS 3.1
Speed: up to 1 Gbps
Wi-Fi Standards: AC2350
Security Features: parental controls
Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and Spectrum | for Cable Plans Up to 800 Mbps | DOCSIS 3.0 + Gigabit Router
Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and Spectrum | for Cable Plans Up to 800 Mbps | DOCSIS 3.0 + Gigabit Router
Compatibility: Comcast Xfinity, Cox, Spectrum
DOCSIS Standard: DOCSIS 3.0
Speed: 1000 Mbps
Wi-Fi Standards: AC1900 dual-band (2.4GHz, 5GHz)
Number of Ethernet Ports: 4
Security Features: Broadcom chipset, DoS protection
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: Spectrum, Comcast Xfinity, Cox
DOCSIS Standard: DOCSIS 3.1
Speed: 1.0 Gbps
Wi-Fi Standards: Wi-Fi 6 (AX3000)
Number of Ethernet Ports: 4
Range: average-sized homes
Security Features: guest mode, parental controls
Related Products
Up to 15% off
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
DOCSIS Standard: 3.1
Speed: Up to 4 Gbps
Wi-Fi Standards: 802.11ax
Range: Up to 5,000 sq. ft.
Compatibility: Spectrum and major cable providers
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
DOCSIS Standard: DOCSIS 3.0
Speed: up to 400 Mbps
Wi-Fi Standards: AC1900, dual-band (2.4 GHz, 5 GHz)
Number of Ethernet Ports: 4
Security Features: Broadcom chipset, DoS protection
Motorola MG7550 - Modem with Built in WiFi | Approved for Comcast Xfinity, Cox | For Plans Up to 300 Mbps | DOCSIS 3.0 + AC1900 WiFi Router | Power Boost Enabled
Motorola MG7550 - Modem with Built in WiFi | Approved for Comcast Xfinity, Cox | For Plans Up to 300 Mbps | DOCSIS 3.0 + AC1900 WiFi Router | Power Boost Enabled
Compatibility: Comcast Xfinity, Cox
DOCSIS Standard: 3.0
Speed: 300 Mbps (up to 375 Mbps)
Wi-Fi Standards: 802.11n, 802.11b, 802.11ac, 802.11g
Number of Ethernet Ports: 4
Range: Good
Security Features: Broadcom chipset, DoS protection
ARRIS (SBG7600AC2) - Cable Modem Router Combo - 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 Speeds
ARRIS (SBG7600AC2) - Cable Modem Router Combo - 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 Speeds
Compatibility: Spectrum, Comcast Xfinity, Cox
DOCSIS Standard: DOCSIS 3.0
Speed: 800 Mbps
Wi-Fi Standards: 802.11ac
Number of Ethernet Ports: 4
Security Features: Parental Control
#10
7.1 score
ARRIS SURFboard SVG2482AC DOCSIS 3.0 Cable Modem & AC2350 Wi-Fi Router , Comcast Xfinity Internet & Voice , Four 1 Gbps Ports , 2 Telephony Ports for Digital Voice , Up to 800 Mbps
ARRIS SURFboard SVG2482AC DOCSIS 3.0 Cable Modem & AC2350 Wi-Fi Router , Comcast Xfinity Internet & Voice , Four 1 Gbps Ports , 2 Telephony Ports for Digital Voice , Up to 800 Mbps
Compatibility: Xfinity Internet & Voice
DOCSIS Standard: DOCSIS 3.0
Speed: up to 800 Mbps
Wi-Fi Standards: AC2350, 802.11ac
Number of Ethernet Ports: 4
Range: dual-band (2.4 GHz, 5 GHz)
Security Features: Parental Control
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Buying Guide for the Best Spectrum Approved Modem Router Combo
Choosing the right modem-router combo for your Spectrum internet service can significantly enhance your online experience. A modem-router combo combines the functions of a modem and a router into a single device, simplifying setup and reducing clutter. When selecting a modem-router combo, it's important to consider several key specifications to ensure compatibility with your internet plan and to meet your specific needs. Here are the key specs to look for and how to navigate them.DOCSIS StandardDOCSIS (Data Over Cable Service Interface Specification) is a standard that defines 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 internet plans, offering speeds up to 1 Gbps, while DOCSIS 3.1 supports higher speeds and better performance, making it ideal for gigabit internet plans. If you have a high-speed plan or anticipate upgrading in the future, opting for DOCSIS 3.1 is a wise choice.
SpeedThe speed rating of a modem-router combo indicates the maximum internet speed it can handle. This is usually expressed in megabits per second (Mbps) or gigabits per second (Gbps). For basic internet usage like browsing and streaming, a device with speeds up to 300 Mbps may suffice. For more intensive activities like gaming or 4K streaming, look for models that support higher speeds, such as 600 Mbps or more. Match the speed rating with your internet plan to ensure optimal performance.
Channel BondingChannel bonding refers to the number of downstream and upstream channels a modem-router combo can use simultaneously. More channels mean better performance and higher speeds. For example, a 16x4 modem-router combo has 16 downstream channels and 4 upstream channels, which is adequate for moderate internet usage. For higher performance, consider models with 24x8 or 32x8 channel bonding, especially if you have a high-speed internet plan or multiple users in your household.
Wi-Fi StandardsWi-Fi standards determine the wireless performance and compatibility of the router part of the combo. The most common standards are Wi-Fi 5 (802.11ac) and Wi-Fi 6 (802.11ax). Wi-Fi 5 is suitable for most users, offering good speed and range. Wi-Fi 6 provides faster speeds, better range, and improved performance in crowded environments, making it ideal for households with many devices. If you have a lot of smart devices or need the best performance, opt for Wi-Fi 6.
RangeThe range of a modem-router combo indicates how far the Wi-Fi signal can reach within your home. This is influenced by the router's antennas and technology. For small to medium-sized homes, a standard range should be sufficient. For larger homes or areas with many walls, look for models with advanced range-extending features or multiple antennas. Consider your home's layout and size to ensure you get a device that provides adequate coverage.
PortsPorts on a modem-router combo include Ethernet ports for wired connections and sometimes USB ports for network storage or printers. Ethernet ports are important for connecting devices that require stable, high-speed internet, like gaming consoles or desktop computers. Most models come with at least 4 Ethernet ports, but if you have many wired devices, look for models with more ports. USB ports can be useful for sharing files or printers across your network.
CompatibilityCompatibility ensures that the modem-router combo works seamlessly with your Spectrum internet service. Spectrum provides a list of approved devices that are guaranteed to work with their network. Always check this list before purchasing to avoid any issues with setup or performance. Additionally, ensure the device supports the speed tier of your internet plan to get the best experience.