Ensure the modem supports your specific Xfinity plan (e.g., Gigabit Extra). DOCSIS 3.1 is now the standard for anything 500 Mbps or higher.

Buying your own modem/router combo for Comcast Xfinity is one of the quickest ways to save money, usually cutting about $15–$16 off your monthly bill by eliminating rental fees. When shopping at retailers like Best Buy , the main things to look for are (for future-proof speeds) and Wi-Fi 6 or 7 for better wireless range. Top Comcast-Compatible Combos at Best Buy

If you have Xfinity Voice (landline), most of these "Best Buy" retail units do not support phone jacks. You would need a specific "eMTA" modem.

Comcast Modem Router Combo Best Buy Site

Ensure the modem supports your specific Xfinity plan (e.g., Gigabit Extra). DOCSIS 3.1 is now the standard for anything 500 Mbps or higher.

If you have Xfinity Voice (landline), most of these "Best Buy" retail units do not support phone jacks. You would need a specific "eMTA" modem. Ensure the modem supports your specific Xfinity plan (e