If you're looking for an 802.11ac router with great range and throughput, Asus' RT- AC68U Dual-band Wireless-AC1900 Gigabit Router ($199.99) topped our tests on both measures. It's also got solid small business features and a highly polished interface.
Topped our speed and range tests in 802.11ac mode; Advanced features suited for small business; Clean, polished user management interface
Not much benefit over previous models for networks with only 802.11n wireless clients; No automatic notification of new firmware; Non-removable stand