I just charted my monthly averages (w/o 1gig NICs as I've been complaining about). Here's the 2017 result:
As you can see, when I upgraded from Verizon FiOS (now Frontier) to AT&T Gigapower/Uverse in July, my download speed
increased;
- from 51.733 Mb/s average (Jan - Jul)
- to 76.674 Mb/s average (Aug-Dec)
which is almost
a 50% increase in download speed, on average.
This is a solid case to prefer AT&T Uverse FTTH over Frontier FiOS FTTH.