By Internet Provider
Best Modems for Cox Internet
Find the best modem for Cox by comparing compatible DOCSIS 3.1 picks, plan speed support, Ethernet ports and router needs before you choose.
By Internet Provider
Which modems work with Xfinity, Spectrum, Cox and Optimum, and what renting costs you.
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Best Modems for Xfinity Internet
Compare the best modem for Xfinity by plan speed, voice needs and Ethernet ports. Find compatible DOCSIS 3.1 options and learn what to check before you buy.
By Internet ProviderCox Approved Modem List: Models and Plan Speeds
Use this Cox approved modem list to compare modem types for different plan speeds, decide whether you need a router, and confirm compatibility with Cox.
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Optimum Compatible Modems: Can You Use Your Own?
Learn how to check Optimum modem compatibility, confirm your cable plan and connection type, and choose a customer-owned modem that fits your setup.
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Spectrum Approved Modems: What to Buy and What to Skip
Compare Spectrum approved modems by plan speed, Ethernet ports, and router needs. Learn what to check before replacing a rental modem or buying your own.
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Xfinity Compatible Modems: Which Models Qualify?
Find Xfinity compatible modems by checking your plan, model approval, and voice needs. Compare four DOCSIS 3.1 options and confirm support before you buy.
By Internet ProviderXfinity Voice Modem: Do You Need One for Home Phone?
An Xfinity voice modem supports home phone service as well as internet. Learn when you need one, what to check, and which options fit your setup.