Archer C7s are great units at US $40 or less (used), but no longer competitive at their $100-class price new.
If you know that you'll not need more than a couple hundred Mbps over the next couple years, there are lots of recommendations and opinion for more current options in the now very long thread
If you put demands past routing and bandwidth shaping on your router (as examples, high-rate VPN or file/torrent servers), then I'd look at a more powerful device, such as those described in
As a quick price check on a high-end home router, the Zyzel NBG6817 is running around US $150-170 at this time.