The 20 Best Modem For Spectrum 400 Mbps everyone must have in 2024

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 CM600 replaces your cable modem saving you up to $168/yr in equipment rental fees.

BUILT FOR FAST SPEED: Best for cable provider plans up to 400 Mbps speed.

WORKS WITH ANY WiFi ROUTER: Connect any WiFi router to this modem's Ethernet port to support all your wireless devices.

ETHERNET CONNECTIONS: 1 Gigabit Ethernet port connects to your computer or separate WiFi router.

MODEMHNOLOGY: Engineered with 24x8 channel bonding and DOCSIS 3.0.

Top Internet Speeds for all Multi-gigabit Speed Tiers - Wirecutter recommends this model 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.

Save Money - Eliminate up to 168 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.)

Flexible Compatibility - Pair with any Wi-Fi router you’d like, including Whole Home Wi-Fi or Mesh routers like eero, Google Wi-Fi, and Orbi. 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. This cable modem does not have a built-in wireless router or telephone call capability.

Proactive Network Security - A broadcom chipset provides advanced security from denial-of service attacks.

Active Queue Management (AQM) - AQM significantly reduces Internet latency on both DOCSIS 3.1 and 3.0 services, resulting in faster page loads for all Web traffic and enhanced interactive applications like online gaming and video conferencing. The MB8600 also includes a full-band capture digital tuner to enhance speed and save energy.

Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more. Requires Cable Internet Service

Not compatible with: Verizon, AT&T, or CenturyLink

Cable Modem only (no WiFi router).Memory: 8 MB NOR flash and 128 MB RAM

Support Cable Internet Service plans up to 300Mbps. Recommended for all speed tiers up to 500 Mbps. Separate router required for WiFi. 24x8 channel bonding

DOCSIS 3.0 Cable Modem with 1 Gigabit Ethernet port. DOCSIS 3.0 unleashes 8x faster download speeds than DOCSIS 2.0

Ideal for streaming 4K UHD content, fastest downloads, and high-speed online gaming

Model MB7621 is recommended for actual cable Internet service speeds up to 650 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.

This cable modem's 1 Gigabit Ethernet port connects to a WiFi router, computer, HDTV, game station, or streaming video device. Great for use with Whole Home WiFi or Mesh networks like eero, Google WiFi, and Orbi. (This cable modem does not have a built-in wireless router or telephone call capability. The Motorola MG7315, MG7540, MG7550, and MG7700 have a built-in wireless router.)

Requires cable Internet service.Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, BrightHouse, CableOne, SuddenLink, RCN, and other cable service providers. Eliminate cable modem rental fees up to 156 dollars per year. (Savings are shown for Xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, and others. Model MB7621 has no phone jack.)

Setup is fast and easy using the quick start guide.

Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. A 2-year warranty plus rugged lightning and power surge circuits protect your investment.

A Trusted Name in Home Connectivity: Better connectivity, better speed. The ARRIS SURFboard S33 DOCSIS 3.1 Cable Modem is designed to bring you superior connectivity, increase your network capability and provide faster streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing. .Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.

Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.

Modem Technology: DOCSIS 3.1 is the newest technology available from cable internet providers. Its 10x faster than DOCSIS 3.0, provides better security, reduces lag while gaming & enables multi-gig networking (ability to run fast speeds on your copper cable from your internet provider).

Simple and Secure Set-up: Plug-in the device, download the SURFboard Central App, and follow the instructions to activate the modem. Connect to a Wi-Fi router for networking.

Compatibility: The SURFboard S33 is compatible with major U.S. cable internet providers including Cox (Gigablast), Spectrum (Internet Gig), Xfinity (Blast!/Extreme Pro) and others. It's approved for cable internet speed plans up to 2.5-Gbps. Check your Internet Service Provider (ISP) website to confirm compatibility.

What's in the Box: When you purchase you will get an ARRIS SURFboard S33 Cable Modem, Power Supply, Quick-Start guide, and 2-year warranty card.

Ethernet Ports: Has one 2.5-Gigabit ethernet port and one 1-Gigabit ethernet port to connect to a Wi-Fi router or other wired device.

Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.

Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.

32 downstream x 8 upstream DOCSIS 3.0 bonded channels

Compatible with all major cable internet providers with internet speed up to 2Gbps. Currently certified with Spectrum and Cox (up to 1Gbps) and Xfinity (up to 800Mbps). Future speeds with these service providers may change over time. Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service

Works with any WiFi router: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices

Save monthly rental fees: Model CM1200 replaces your cable modem saving you up to 168 dollars/yr in equipment rental fees

Four (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.

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 Not compatible with Cable bundled voice services

INCLUDES : Nighthawk Multi-Gig Speed Cable Modem—DOCSIS 3.1 (CM1200), Ethernet , cable, Quick install guide, Power adapter

A Trusted Name in Home Connectivity: Better connectivity, better speed. The ARRIS SURFboard SB6190 DOCSIS 3.0 Cable Modem is designed to bring you better connectivity, increase your network capability and provide faster streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.

Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.

Modem Technology: DOCSIS 3.0 is a reliable, broadly available, and affordable technology that delivers high speed internet to your home devices.

Simple and Secure Set-up: Plug-in the device, download the SURFboard Central App, and follow the instructions to activate the modem. Connect to a Wi-Fi router for networking.

Compatibility: The SURFboard SB6190 is compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others. It's approved for cable internet speed plans up to 800 Mbps. Check your Internet Service Provider (ISP) website to confirm compatibility.

What's in the Box: When you purchase you will get an ARRIS SURFboard SB6190 Cable Modem, Power Supply, Quick-Start guide, and 2-year warranty card.

Ethernet Ports: Has one 1-Gigabit ethernet port to connect to a Wi-Fi router or other wired device.

Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.

Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.

input voltage：120 -240V

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

Compatible with all major cable internet providers with internet speed up to 2Gbps. Currently certified with Spectrum and Cox (up to 1Gbps) and Xfinity (up to 800Mbps). Future speeds with these service providers may change over time. Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service

Works with any WiFi router: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices

Save monthly rental fees: Model CM1200 replaces your cable modem saving you up to 168 dollars/yr in equipment rental fees

Four (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.

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 Not compatible with Cable bundled voice services

INCLUDES : Nighthawk Multi-Gig Speed Cable Modem—DOCSIS 3.1 (CM1200), Ethernet , cable, Quick install guide, Power adapter

BUILT FOR FASTEST MULTI-GIG SPEEDS: Best for cable provider plans up to 2.5Gbps.

COMPATIBLE WITH XFINITY INTERNET & VOICE SERVICE: Certified by Xfinity and ideal for Xfinity’s Triple Play plan. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH.

WORKS WITH ANY WIFI ROUTER, BEST WITH WIFI 6: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices. For the fastest Internet, connect to a NETGEAR WiFi 6 router or Orbi Mesh system

VOICE PHONE SUPPORT: For use with Xfinity Voice service and up to 2 telephone lines with enhanced call features including caller ID, 3-way conference calling, call forwarding and more.

MULTI-GIG ETHERNET: 1 x2.5Gbps Ethernet port for the fastest, true multi-gig Internet connections.

SAVE MONTHLY RENTAL FEES: Replaces your cable modem saving you up to $168/yr in equipment rental fees.

MODEM TECHNOLOGY: Engineered with DOCSIS 3.1 32x8 channel bonding and OFDM(A) 2x2