New Panasonic GH4 vs. GH3 Comparison [4K 1080, Moire, Rolling Shutter, Crop Factor, High ISO]

I test my new Panasonic GH4, side-by-side versus my Panasonic GH3 to see a comparison on crop factor, rolling shutter, high ISO, dynamic range, slow motion, wi-fi, and various bitrates in 1080 and 4K. Video equipment Griffin uses: http://griffinhammond.com/gear PANASONIC GH4 on Amazon http://amzn.com/B00I9GYG8O?tag=griffh... PANASONIC GH3 on Amazon http://amzn.com/B009B0WREM?tag=griffh... GH4 unboxing with angry cat test footage in 4K    • My first 4K footage is CATS! Unboxing PANA...   How to set up your GH4 for filmmaking    • How to set up your new Panasonic GH4 for F...   Follow Griffin on social media: http://griffinhammond.com/social