Always check your provider's "Approved Modems" list (e.g., Xfinity , Spectrum).
Fiber, Cable, and DSL use different modems. Most modern high-speed plans use DOCSIS 3.1 (for cable) or an ONT (for fiber). Speed Tier:
Match your hardware to your plan. A 1Gbps plan needs a modem with a (like the Motorola MB8611 Go to product viewer dialog for this item. ) to avoid bottlenecks.
To buy a router and modem, you must first verify your Internet Service Provider (ISP) technology and then choose between a single "all-in-one" gateway or separate units for better performance. 1. Check Your ISP & Speed Plan