is the best modem to buy for Optimum cable service in 2026, offering multi-gigabit speeds and a future-proof DOCSIS 3.1 standard . If you have , you cannot use a third-party modem and must use the provided fiber gateway . Top Modem Recommendations for Optimum Best Overall: Arris SURFboard S33
: To use your own modem, you must contact Optimum at 877-694-9474 to provide the new MAC address and activate the device. User Perspectives best modem to buy for optimum
: Stay away from modems with Intel Puma 6 or 7 chipsets, which are known for latency spikes and jitter. is the best modem to buy for Optimum
Are you planning to pair your new modem with a , or Optimum Certified Modems User Perspectives : Stay away from modems with
“With smart WiFi, [the Optimum gateway] picks between whether your smart devices pick up the 2G internet or the 5G. This “smart” WiFi will completely mess up any system you have.” Reddit · r/OPTIMUM · 2 years ago
One of the best value buys for 2026, offering a and modern mid-split support at a lower price point than competitors. Best All-in-One (Mesh): Netgear Orbi CBK752