For those who wanted the absolute best, the Netgear Nighthawk CM3000 stood at the top of the mountain. It was a DOCSIS 3.1 beast, specifically engineered for Xfinity's "Next Gen" speed tiers.
It featured a 2.5 Gbps Ethernet port, ensuring it wouldn't become obsolete the moment they upgraded their plan. The Modern Gateway what cable modem should i buy for xfinity
In a surprising twist, they discovered that for some, the quest ended where it began. New Xfinity plans (as of mid-2025) often included the Xfinity Gateway at no extra charge. For those wanting the simplest path to upcoming "symmetrical" speeds (DOCSIS 4.0), the Advanced Gateway (XB10) with Wi-Fi 7 was the official recommendation. For those who wanted the absolute best, the