As Sony's flagship APS-C mirrorless camera, it seems a shame that the camera doesn't offer CINE-4K video (others in this price range do), or 4K at 60fps, and it's also a shame that the USB connection hasn't been updated to USB Type-C.
Great image quality, Fast focus system - with eye detection, In-body image stabilisation, Headphone socket added, Greatly improved battery life, Wide range of E-mount lenses
MicroUSB, not USB Type-C, 16:9 aspect ratio screen - small viewing experience for stills, 3inch screen is also low-resolution, NTSC / PAL switch to change frame rates, Limited touch-screen operation, Complicated, long-winded menus