What is the best way to build a Wi-Fi network: load the (central) router or distribute the load between access points?

Question

Computer networks

Task: to build an extensive Wi-Fi network with 5 access points on the territory of a small boat base.
The estimated number of connections, taking into account peak days and hours, is up to 70-80 devices. The source of Internet access is a 4G router with Internet from Megafon. Entry speed. 25/ref. fifteen

Answer 1

With the number of clients 70-80 and the number of points 7-8 (at the rate of 10 to 1), the more fluid, in addition to the router, a WI-FI controller is desirable, such as TP-Link AC50 which will actually steer the network, routing and authorization