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.
Ultra-reliable coverage for large homes via "Intelligent Power Boost" $180 - $299 Future-proofing with multi-gig speeds up to 10 Gbps What to check before you buy: comcast modem router combo best buy
Netgear Nighthawk AX2700 Dual-Band WiFi 6 Cable Modem Router Micro Center Go to product viewer dialog for this item. Ensure the modem supports your specific Xfinity plan (e
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 Motorola Mg8702 Docsis 3
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: