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
For 2026, these are the heavy hitters available for immediate pickup or shipping: comcast modem router combo best buy
Most of these can be activated in minutes using the provider's app (Xfinity app) or the manufacturer's app, like SURFboard Central NETGEAR Nighthawk Amazon.com: ARRIS (G34) - Cable Modem Router Combo Buying your own modem/router combo for Comcast Xfinity
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. DOCSIS 3
Motorola Mg8702 Docsis 3.1 Cable Modem + Wi-Fi Router with Intelligent Power Boost Walmart - Motorola Networking Go to product viewer dialog for this item. Netgear Nighthawk CAX80 Wi-Fi 6 Cable Router Go to product viewer dialog for this item. ARRIS Surfboard DOCSIS 3.1 Gigabit Modem with Wi-Fi 7 Go to product viewer dialog for this item. Comparison Summary Technology Approx. Price ARRIS Surfboard G34 Go to product viewer dialog for this item. DOCSIS 3.1 / Wi-Fi 6 Best overall value for Gigabit plans $180 - $200 NETGEAR Nighthawk CAX30 DOCSIS 3.1 / Wi-Fi 6 Gaming and streaming with heavy security (NETGEAR Armor) $290 - $380 Motorola MG8702 Go to product viewer dialog for this item. DOCSIS 3.1 / Wi-Fi 5
Netgear Nighthawk AX2700 Dual-Band WiFi 6 Cable Modem Router Micro Center Go to product viewer dialog for this item.
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.