I got my 3a today and it is an amazing upgrade from the 5x. Everything is buttery smooth (the 5x does not come close) and the camera is definitely at least an order of magnitude better.
Here's the same picture of my cat from each phone to demonstrate:
Here's the same picture of my cat from each phone to demonstrate:
5x: https://i.imgur.com/MNtfXQF.jpg
3a: https://i.imgur.com/YGxldxb.jpg