NETGEAR Nighthawk AC1900 (24×8) DOCSIS 3.0 WiFi Cable Modem Router for XFINITY Internet & Voice (C7100V) Ideal for Xfinity Internet and Voice Services Price: $136.99$249.99 (as of 02/06/2019 08:06 PST- Details)

Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more. Requires Cable Internet Service
Not compatible with: Verizon, AT&T, or CenturyLink. Maximum wireless signal rate derived from IEEE standard 802.11 specifications. Actual data throughput and wireless coverage will vary.
Two-in-one DOCSIS 3.0 Cable Modem + AC1200 WiFi Router. Network conditions and environmental factors, including volume of network traffic, building materials and construction, and network overhead, lower actual data throughput rate and wireless coverage.