Motorola 24×8 Cable Modem, Model MB7621, DOCSIS 3.0. Approved by Comcast Xfinity, Cox, Charter Spectrum, Time Warner Cable, and More. Downloads 1,000 Mbps Maximum (No WiFi)

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Price: $109.99 - $77.98
(as of Jan 24,2021 09:35:46 UTC – Details)

Product Description

No modem rental fees. Fast, reliable Internet.No modem rental fees. Fast, reliable Internet.

Family using Internet connected devices.Family using Internet connected devices.

The smart choice for your cable Internet service

Eliminate monthly cable modem rental fees – Typically saves 156 dollars per year in Xfinity cable modem rental fees. Actual savings depend on your service provider.

600+ Mbps – Maximum actual Internet download speed

GigE Ethernet port – For a high-speed wired connection to any router, computer, or other Internet-capable device.

MB7621 cable modem shown with a WiFi routerMB7621 cable modem shown with a WiFi router

Connect any WiFi router you choose

Plugs easily into any router for shared Internet access by all your WiFi and Ethernet-capable devices. This flexible approach lets you pair this cable modem with any router you choose for your WiFi needs, including a mesh router or gaming router.

If the MB7621’s Ethernet port isn’t used for a router, it can plug into a computer, HDTV, game station, or other Ethernet device.

Certified by Xfinity, Cox, and SpectrumCertified by Xfinity, Cox, and Spectrum

Recommended for Comcast Internet speeds up to 600 Mbps.Recommended for Comcast Internet speeds up to 600 Mbps.

Easy setup with just 3 connections: power, coax cable, and Ethernet.Easy setup with just 3 connections: power, coax cable, and Ethernet.

Compatible with Most Cable Providers

Certified by Comcast Xfinity, Cox, Charter Spectrum, and other cable providers.*†

* Not compatible with Verizon, AT&T, CenturyLink, and other fiber optic, satellite, or DSL services.

† This cable modem does not have telephone jacks for the support of voice calls.

Fast Internet Speed

For other service providers, supported service speeds are similar to Comcast.

Easy Setup

Connects fast with just 3 connections – power, coax cable, and Ethernet.

Product Type (This table only includes cable modems with NO built-in WiFi router)

8×4 Cable Modem

16×4 Cable Modem

24×8 Cable Modem

DOCSIS 3.1 plus 32×8 3.0 Cable Modem

DOCSIS Channel Bonding

8×4 DOCSIS 3.0

16×4 DOCSIS 3.0

24×8 DOCSIS 3.0

DOCSIS 3.1 plus 32×8 DOCSIS 3.0

Certified for These Cable Internet Services. Typically Works with Many Others.

Comcast Xfinity, Cox, Spectrum, Sparklight (CableOne), WOW!

Comcast Xfinity, Cox, Spectrum, Suddenlink, Sparklight (CableOne)

Comcast Xfinity, Cox, Spectrum, Suddenlink, Sparklight (CableOne)

Comcast Xfinity, Cox

Recommended by Comcast Xfinity for Internet Service This Speed Tier or Below

200 Mbps

300 Mbps

600 Mbps

1000 Mbps

Maximum Internet Download Speed (Actual speeds are lower)

343 Mbps

686 Mbps

1000+ Mbps

6000 Mbps

Built-in WiFi Router

No

No

No

No

Gigabit Ethernet Ports

1

1

1

1

Works With Any WiFi Router That Has an Ethernet WAN port

Telephone Ports

No

No

No

No

What Modem/Router Product is Most Similar to This Modem-Only Product?

Yes, MG7315 (8×4 Cable Modem plus N450 WiFi Router)

Yes, MG7540 (16×4 Cable Modem plus AC1600 WiFi Router) or MG7550 (16×4 Cable Modem plus AC1900 WiFi Router)

Yes, MG7700 (24×8 Cable Modem plus AC1900 WiFi Router) or MT7711 (24×8 Cable Modem plus AC1900 WiFi Router plus 2 Phone Lines)

None, but works with any router that has an Ethernet WAN port

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 one 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. Experienced USA-based Motorola customer support specialists are happy to help if you need them. Support is in English or Spanish.
Attractive, compact design minimizes shelf space, improves cooling, and extends product life 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.
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