Cable modem for Xfinity options have evolved significantly, offering enhanced speed, reliability, and features to meet the demands of modern internet usage. In 2025, the best models combine advanced technology with user-friendly setups, ensuring seamless connectivity for streaming, gaming, and remote work. Whether you're looking for a budget-friendly choice or a high-performance device, these top-rated cable modems are designed to provide optimal performance and compatibility with Xfinity services.
ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit Cable Modem , Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | 1 Gbps Max Internet Speed, 4 OFDM Channels
- A Trusted Name in Home Connectivity: Better connectivity, better speed. The ARRIS SURFboard SB8200 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. .Telephone Port : None. HD Multi-Media Streaming : Yes.
- 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).
- System requirements 1. High-speed Internet access account 2.Web browser access – Internet Explorer, Google Chrome, Firefox, or Safari 3. Compatible operating systems: 4. Windows 10 5. Windows 8 6. Windows 7 Service Pack 1 (SP1) Note: Although older versions of Microsoft Windows operating systems are no longer specifically supported, they should still function with your SB8200. a.Macintosh 10.4 or higher b. UNIX c. Linux
- 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.
$164.37
SALE
−$47.00
ARRIS (SB6190) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet Speed, 2 Year Warranty - White
- Power your home network with the SB6190 to deliver fast speeds and a reliable connection to the Internet. The SURFboard SB6190 is a DOCSIS 3.0 modem that's capable of download speeds up to 1.4 Gbps.
- Get internet speeds up to 1.4 Gbps for downloads and 262 Mbps for uploads based on your cable ISP subscription.
- Gigabit Ethernet port connects to your computer or router for fast downloads.
- Stream HD video and games on multiple devices at the same time.
- Download 32 channels and upload 8 channels to future proof your modem as your Cable ISP enhances service offerings.
$58.99
SALE
−$61.22
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with all Cable Providers including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet ports | DOCSIS 3.1, Black
- Compatible with all major cable internet providers with internet speed up to 2Gbps. Currently certified with Cox, Spectrum and Xfinity.. 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/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
$188.77
SALE
−$70.00
Hitron CODA56 Multi-Gigabit DOCSIS 3.1 Modem | 2.5 Gbps Max Internet Speeds | Certified with Xfinity, Charter Spectrum, Cox | 10x Faster Than DOCSIS 3.0 | 2.5 Gbps Ethernet Cable Modem ONLY
- FAST SPEEDS: Works with Internet plans up to 2.33 Gbps for Xfinity customers, up to 1 Gbps for Spectrum customers, and up to 2 Gbps for Cox customers. Make sure your Internet plan matches these speeds to get the best performance!”
- 2.5 GIGABIT ETHERNET PORT provides more speed to your router. Connect to a router, access point or wifi mesh system to take full advantage of these faster speeds throughout your home.
- CONNECT WITH A WIFI ROUTER or WIFI MESH to connect all of your WiFi devices to the Internet and harness 2.5 Gbps speeds to your end devices! (No Built-in WiFi/Router Capabilities)
- DITCH THE RENTAL FEES - Say goodbye to those pesky modem rental fees by switching to the CODA56. Replacing your leased DOCSIS 3.1 modem can save you up to $168 a year. (Savings may vary by provider).
- CERTIFIED TO WORK WITH Comcast Xfinity, Comcast Xfinity Business, Charter Spectrum, Cox Gigablast, Cable One Sparklight, and Zito Media. Also works with Astound, Grande, RCN, and Wave.
$139.99
SALE
−$10.00
Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0
- 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.
$99.99
SALE
−$11.00
NETGEAR Cable Modem CM500 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 400Mbps | DOCSIS 3.0
- Save monthly rental fees: Model CM500 replaces your cable modem, saving you up to $168/yr in equipment rental fees.
- Speeds by carrier: Spectrum (up to 400Mbps), Xfinity (up to 200Mbps), Cox (up to 150Mbps).
- 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.
- Modem technology: Engineered with 16x4 channel bonding and DOCSIS 3.0.
$48.99
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
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 2Gbps
- Coverage up to 2,000 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)
- 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
- Replaces your cable modem and WiFi router. Save up to $168/yr in equipment rental fees
- DOCSIS 3.1 and 32x8 channel bonding
$269.99
SALE
−$60.00
NETGEAR Nighthawk WiFi 6Cable Modem Router CAX30-100NAR Compatible with Xfinity, Spectrum, and Cox, AX2700 (Up to 2.7Gbps) DOCSIS 3.1 (Renewed)
- 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
- Coverage up to 2,500 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)
- 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
- Sets up easily with the Nighthawk app – easily manage WiFi settings at the device and network level, test internet speed and monitor data usage
- DOCSIS 3.1 and 32x8 channel bonding
$129.99
ARRIS (SB6190-RB) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet Speed, 2 Year Warranty - Renewed
- Approved for Cox, Spectrum and Xfinity internet along with other US cable internet providers. Is NOT compatible with ATT, CenturyLink, Verizon, Froniter or other Fiber Optic, DSL or Satellite internet service providers.
- Does NOT include Wi-Fi and Does NOT support cable digital voice service.
- The SB6190 is a DOCSIS 3.0 cable modem capable of bonding up to 32 downstream and 8 upstream channels. It's best for internet speed plans up to 800 Mbps. Plus, when you purchase your modem, not only are you powering your home network with the latest technology, but you also save money on modem rental fees. Own your modem and start saving today!
- 32 downstream x 8 upstream DOCSIS 3.0 bonded channels
- 1 Gigabit Ethernet port for connecting to a Wi-Fi router or other device.
$29.99
Netgear Gigabit Cable Modem (32x8) DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible with Gig-Speed from Xfinity - CM1000-1AZNAS (Renewed)
- 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
$79.00
Last update on 2025-05-02 / Affiliate links / Images from Amazon Product Advertising API