Buying your own modem/router combo for Xfinity (Comcast) is a smart way to save around in rental fees. When shopping at retailers like Best Buy , it’s important to match the device's technical specs to your specific internet plan to avoid bottlenecks. Top Best Buy Recommendations (2026)
These units are highly rated for Comcast Xfinity service and are commonly available in-store or online: Recommended Model Best Buy Link NETGEAR Nighthawk CAX80 View Product DOCSIS 3.1, Wi-Fi 6, Up to 2 Gbps Best Value NETGEAR Nighthawk CAX30 View Product DOCSIS 3.1, Wi-Fi 6, Up to 1 Gbps Future-Proof ARRIS SURFboard G54 View Product Wi-Fi 7, 10G Ethernet Port, Multi-Gig For Home Phone NETGEAR Nighthawk CM2050V View Product Voice/Telephone compatible How to Choose the Right One Xfinity Compatible Modem - Best Buy best buy comcast modem wireless router