Typically saves 156 dollars per year in Xfinity cable modem rental fees. Actual savings depend on your service provider.
Maximum actual Internet download speed
For a high-speed wired connection to any router, computer, or other Internet-capable device.
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 MB8600’s Ethernet port isn’t used for a router, it can plug into a computer, HDTV, game station, or other Ethernet device.
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Compatible with Most Cable ProvidersCertified by Comcast Xfinity, Cox, 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. |
Ultra-Fast Internet SpeedFor other service providers, supported service speeds are similar to Comcast. |
Easy SetupConnects fast with just 3 connections – power, coax cable, and Ethernet. |
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MB7420 | MB7621 | MB8600 | MB8611 | |
Customer Reviews |
4.3 out of 5 stars
13
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4.0 out of 5 stars
43
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4.3 out of 5 stars
84
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3.5 out of 5 stars
27
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Price | $49.99$49.99 | — | $149.99$149.99 | $169.99$169.99 |
Product Type (This table only includes cable modems with NO built-in WiFi router) | 16x4 Cable Modem | 24x8 Cable Modem | DOCSIS 3.1 plus 32x8 DOCSIS 3.0 Cable Modem | DOCSIS 3.1 plus 32x8 DOCSIS 3.0 Cable Modem |
DOCSIS Channel Bonding | 16x4 DOCSIS 3.0 | 24x8 DOCSIS 3.0 | DOCSIS 3.1 plus 32x8 DOCSIS 3.0 | DOCSIS 3.1 plus 32x8 DOCSIS 3.0 |
Certified for These Cable Internet Services. Typicially Works with Many Others. | Comcast Xfinity, Cox, Spectrum, Suddenlink, Sparklight (CableOne) | Comcast Xfinity, Cox, Spectrum, Suddenlink, Sparklight (CableOne) | Comcast Xfinity, Cox | Comcast Xfinity and Cox |
Recommended by Comcast Xfinity for Internet Service This Speed Tier or Below | 300 Mbps | 600 Mbps | 1000 Mbps | 1000 Mbps |
Maximum Internet Download Speed (Actual speeds are lower) | 686 Mbps | 1000+ Mbps | 6000 Mbps | 1 Gbps |
Built-in Wifi Router | No | No | No | No |
Built-in Telephone Port | No | No | No | No |
Works With Any WiFi Router That Has an Ethernet WAN port | ✓ | ✓ | ✓ | ✓ |
2.5G Ethernet Port | ✓ |