Arris S33 vs Motorola MB8611: Which Cable Modem is Right for You?
Arris S33 and Motorola MB8611 both excel for up to 2.5 Gbps plans, but key differences matter: S33’s extra Ethernet port is single‑active by default, neither modem is on Xfinity’s Next‑Gen upload list, and DOCSIS 4.0 tiers require different hardware.








