Comcast (Xfinity) Business Approved DOCSIS 3.0 and 3.1 Cable Modems
Modem list updated November 2018. Prices updated every hour.
Below are all the modems on the Comcast Business Internet Approved Cable Modem List which can be bought at Amazon, Walmart or Best Buy. We've gone through all of them to find the ones that can be purchased at major retailers.
If you're paying $10 a month to rent a modem from Comcast, that's $120 a year or $600 over 5 years. You can buy a new one that will pay for itself in less than one year. Its easy to install. Just hookup modem, open web browser on attached computer and follow the on-screen instructions.
Business Class DOCSIS 3.0 and DOCSIS 3.1 Cable Modems
Cable Modem Buying Tips and FAQ's
All of these modems below will work on all speed tiers. However, in order to maximize your internet speed, customers with up to 100 Mbps plans should buy a modem with at least 8 downstream channels. For up to 250 Mbps plans, buy a modem with at least 16 downstream channels. For Gigabit service (1000 Mpbs), buy a DOCSIS 3.1 modem below, with 32 downstream channels.
Comcast / Xfinity Residential customers: See our Comcast Residential Approved Modems page for more options.
Comcast / Xfinity Voice Customers: The modems listed immediately below will not work if you currently have a Comcast/Xfinity Telephone/Data modem. These are data only.
All of these modems are high quality and have pretty much the same features, except for number of downstream channels and those with routers built in. So don't worry too much about deciding which one to buy.
Price should be a main factor in your buying decision. Buy one now and start saving those rental fees!
You can click on any column header to sort that column. Also, you can narrow down your search by typing in the search box. For example, if you want to see only modems with Wifi-AC routers, type "ac" in the search box. Clicking on any price takes you to the retailer.
D/U Chs. = Down / Up Channels
*Sales Rank is based on analysis of retailer's sales.
Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.