The Panasonic Lumix DMC-GH4 is the top-of-the-line Micro Four-Thirds mirrorless from Panasonic. It is designed as a successor to the highly-acclaimed GH3, adding 4K to its video features. It has a 16 megapixels LiveMOS sensor with fast processor which lets it capture images at 12 FPS.
Neocamera recently published an extensive review of the Panasonic GH4. Read it to find out how the GH4 performs and be sure to check out the sample video page to see it in Cinema 4K, Standard 4K and Full 1080p HD at 60 FPS. As always, there is a gallery of full-resolution images at all ISO settings accompanying the review.