I have 8GB/256GB SSD base config.
If it weren't soldered, and I thought my 2016 non tocuhbar will be able to stretch its legs for a few more years, and if the price were right, I might stick 16GB in for the helluvit.And possibly a 512GB SSD even though 8 and 256 has been fine.
I used to love doing ram upgrades back in the golden apple days.
When I did that, and gutted the SuperDrive and replaced it with SSD so I have SSD for apps and OS, and mechanical hard drive for data, my non retina MacBook Pro felt unstoppable