No. I would to try bandwith between devices connected to the same access point. I tried with iphone and pc using iperf and it is the same.internet ---> wAP ---*wifi*----> PC
Download something on the PC and see the speed!
BTest is not a good measure, because it has to generate random data for the test, which overloads the CPU and affects the speed.
The iperf3 result are worse.Where is the iperf3 result then? How about signal levels and other information? Please post all the details