[Solved] 802.11ax worse than 802.11ac with mt76 driver?

Back on topic:

After all my self-inflicted pain setting up a new RT3200, I'm actually very pleased with this $67 router (purchased last month), and with OpenWrt's performance on WiFi 6 / ax so far.

My ISP connection is 1Gbps down + 40 Mbps up and this was taken in the same room as the RT3200, running SNAPSHOT r22063-f490295bf2, from my Google Pixel 6 Pro:

My only concern is the "RESPONSIVENESS" section: are those good numbers? And what are everyone's take on the throughput/speed?

Otherwise this router has been rock solid, after I resolved my initial configuration problems: