I'll speculate - and I've never done this before - that the video improvements are due to a lot less data being discarded and more powerful processing. I figure that, conceptually, it's similar to C200, which outputs only 8-bit 150 Mbps 4K but is nonetheless quite visually impressive.
And the colors looks far superior to the "old" Sony look that a lot of people hated.
And the colors looks far superior to the "old" Sony look that a lot of people hated.