I have a Cisco SRP521W for sale - this is ideal for cable or if you already have a modem. Asking price $150 incl. postage.
One WAN 100 Mbps port and four 100Mbps ports plus WiFi. Max attainable speed is around 85 Mbps, ideal for cable 50Mbps or VDSL.
It's router only, no modem.