10 Best Docsis 3.1 Modem Router Combo of December 2025

• 3 products in 1: DOCSIS 3 1 Cable Modem, AC2350 Dual band Wi-Fi, 4 port Gigabit Router (cable digital voice service not supported)
• Compatible with major U S Cable Internet Providers including Cox, Spectrum, Xfinity & others Cable internet service required Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
• 32 downstream x 8 upstream DOCSIS channels, 2 downstream x 2 upstream DOCSIS 3 1 OFDM channels Best for cable internet speed plans up to 4 Gbps. Cable internet service required
• Wave 2 AC2350 dual-band concurrent Wi-Fi Router with 4 Gigabit Ethernet ports
• Setup and manage your network with the SURFboard Manager app Add SURFboard skills to your Alexa network for voice management of your Wi-Fi settings

ARRIS

• 16x4 DOCSIS 3.0 cable modem plus a built-in AC1600 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a firewall, and more. This product is recommended for actual cable Internet service speeds up to 375 Mbps. A Broadcom cable modem chipset provides security from Denial of Service attacks.
• Requires cable Internet service. Approved by Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, BrightHouse, WOW!, CableOne, RCN, Mediacom and other cable service providers. ELIMINATE CABLE MODEM RENTAL FEES UP TO 156 DOLLARS PER YEAR. (Savings are shown for Xfinity and vary by provider). NOT COMPATIBLE with Verizon, AT&T, CenturyLink and other fiber optic, DSL or satellite services. Model MG7540 DOES NOT have a phone jack. This model CANNOT be used for making or receiving telephone calls.
• Built-in high-speed WiFi router with AC1600 Wi-Fi provides Internet access for WiFi devices including smartphones, notebooks, tablets, game stations, HDTVs, Amazon Echo, Google Home, Chromecast, Roku, Amazon Fire TV, and AppleTV. Four 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers, HDTVs, game stations, streaming TV devices, and other Ethernet-capable devices.
• The router can work on WiFi DFS frequencies, unlike most routers, so it is much less vulnerable to WiFi interference from neighbors. AnyBeam beamforming at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range.
• Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. The vertical design minimizes shelf space and improves cooling while looking great in any home or office. A two-year warranty plus rugged lightning and power surge circuits protect your investment. Includes phone and web support by friendly, professional USA-based technical support specialists. Phone support is provided in English and Spanish.

Motorola

• COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
• SAVE MONTHLY RENTAL FEES: Model CM1200 replaces your cable modem saving you up to $168/yr in equipment rental fees.
• BUILT FOR ULTIMATE SPEED: Best for cable provider plans up to 2 Gigabits speed.
• WORKS WITH ANY WiFi ROUTER: Connect any WiFi router to this modem's ethernet port to support all your wireless devices.
• VERSATILE CONNECTIONS: 4 Gigabit Ethernet ports give you fast wired connections to your computer, separate WiFi router, printer, game box, and other devices.
• MODEM TECHNOLOGY: Engineered with 32x8 channel bonding, OFDM 2x2, and DOCSIS 3.1.
• MULTI-GIG ETHERNET: Link aggregation combines two 1G ports into one 2G port for faster wired ethernet speed.

NETGEAR

• Support all cable internet speed tiers, up to Gigabit (1000 Mbps) service. Separate router required for Wi-Fi
• Docsis 3. 1 up to 10x faster download speeds than DOCSIS 3. 0. Docsis 3. 1 is OFDM 2x2+ DOCSIS 3. 0 32x8 channel bonding
• Eliminate monthly cable Modem rental fees - up to $156 per year. Meets DOCSIS 3. 1 specifications and is backward compatible with DOCSIS 3. 0 networks
• System Requirements- Cable broadband Internet service, Please check your cable Internet service provider web site for data speed tier compatibility and to ensure it provides DOCSIS 3.1 service, otherwise this modem will only work as a DOCSIS 3.0 modem,Microsoft Windows 7, 8, 10, Vista, XP, 2000, Mac OS, or other operating systems running a TCP/IP network, Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher
• CM1000-1AZNAS is not compatible with: Verizon, AT&T, or CenturyLink. Not compatible with cable bundled voice services

NETGEAR

• 3 products in 1: DOCSIS 3 0 Cable Modem, AC1600 dual-band Wi-Fi Router, 2 Port Gigabit Ethernet Router (cable digital voice service not supported)
• Compatible with major U S Cable Internet Providers including Cox, Spectrum, Xfinity & others Cable internet service required Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
• 16 downstream & 4 upstream channels Best for cable internet service plans up to 300 Mbps Cable internet service required
• Wi-Fi 5 AC1600 dual-band concurrent Wi-Fi Router with 2 Gigabit Ethernet ports
• Setup and manage your network with the SURFboard Manager app

ARRIS

• 3 products in 1: DOCSIS Cable Modem, AC2350 dual-band Wi-Fi, 4 port Gigabit Router (cable digital voice service not supported)
• Compatible with major U.S. Cable Internet Providers including Cox, Spectrum, Xfinity & others. Cable internet service required. Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
• 24 downstream & 8 upstream channels. Best for cable internet speed plans up to 6 Mbps. Cable internet service required.
• Wave 2 AC2350 dual-band concurrent Wi-Fi Router with 4 Gigabit Ethernet ports
• Setup and manage your network with the SURFboard Manager app
• Four 1-Gigabit Ethernet ports for wired connections to gaming devices such as Xbox and PS4, gaming PCs, smart TVs, IP cameras and more.
• Setup and manage your network with the Surfboard Manager app, or the web Manager
• Save on monthly modem rental fees.
• Phone and online chat support from Arras, plus YouTube library of how to videos.
• 2 year limited

ARRIS

• COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and Cable bundled voice services
• SAVE MONTHLY RENTAL FEES: Model C7000 replaces your cable modem and WiFi router saving you up to $150/yr in equipment rental fees. System Requirements Cable broadband Internet service, Check your cable Internet service provider web site for data speed tier compatibility, Not compatible with Cable bundled voice services, Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux, Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher
• BUILT FOR FAST SPEED: Best for cable provider plans up to 400 Mbps speed
• FAST Wi Fi PERFORMANCE: Get up to 1800 sq ft wireless coverage and 30 devices connected with AC1900 speed (up to 1900 Mbps)
• VERSATILE CONNECTIONS: 4 Gigabit Ethernet ports and 2 USB ports give you fast wired connections to your computer, printer, game box, storage drive, and other devices
• MODEM TECHNOLOGY: Engineered with 24x8 channel bonding and DOCSIS 3.0
• SAFE & SECURE: Includes parental controls, and supports WEP and WPA/WPA2 wireless security protocols

NETGEAR

• COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
• SAVE MONTHLY RENTAL FEES: Model C7000 replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees.
• BUILT FOR FAST SPEED: Best for cable provider plans up to 400 Mbps speed.
• FAST WiFi PERFORMANCE: Get up to 1800 sq ft wireless coverage and 30 devices connected with AC1900 speed (up to 1900 Mbps).
• VERSATILE CONNECTIONS: 4 Gigabit Ethernet ports and 2 USB ports give you fast wired connections to your computer, printer, game box, storage drive, and other devices.
• MODEM TECHNOLOGY: Engineered with 24x8 channel bonding and DOCSIS 3.0.
• SAFE & SECURE: Includes parental controls, and supports WEP and WPA/WPA2 wireless security protocols.

NETGEAR

• Compatible with major U S Cable Internet Providers including Cox, Xfinity & others Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
• DOCSIS 3 1 Cable Modem best for cable internet speed plans up to 2 Gbps
• 32 downstream x 8 upstream DOCSIS 3 0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels
• Two 1-Gigabit Ethernet ports capable of link aggregation
• Cable internet service required Does not inlcude Wi-Fi and does not support cable digital voice service

ARRIS

• TOP INTERNET SPEEDS FOR ALL CABLE INTERNET SERVICES - Wirecutter recommends this as the best cable modem for people using Gigabit Internet plans. Built-in DOCSIS 3.1 and DOCSIS 3.0 32x8 capabilities give top Internet speeds for all cable Internet services, from the slowest to the fastest.
• ELIMINATE UP TO 156 DOLLARS PER YEAR IN CABLE MODEM RENTAL FEES. (Savings are shown for Comcast Xfinity and vary by cable service provider.) Approved by Comcast Xfinity and Xfinity X1, Cox, and CableOne for all speeds including Comcast Gigabit services and Cox Gigablast. Not compatible with RCN. No cable modem is compatible with fiber optic, DSL, or satellite services, available from Verizon, AT&T, CenturyLink, Frontier, and others.)
• WORKS WITH ANY WiFi ROUTER YOU LIKE - including Whole Home WiFi or Mesh routers like eero, Google WiFi, and Orbi. This cable modem does NOT have a built-in wireless router or telephone call capability.
• A BROADCOM CHIPSET PROVIDES SECURITY FROM DENIAL OF SERVICE ATTACKS - a 10/100/1000 Gigabit Ethernet port allows connection of any SINGLE device with an Ethernet port including a router, Windows or Mac computer, HDTV, or game station.
• ACTIVE QUEUE MANAGEMENT (AQM) SIGNIFICANTLY REDUCES INTERNET LATENCY - on both DOCSIS 3.1 and 3.0 services. AQM results in faster page loads for all Web traffic and greatly enhances interactive applications like online gaming and video conferencing. The MB8600 also includes a full-band capture digital tuner to enhance speed and save energy.

Motorola