Panasonic GH4 vs Sony A99 II

Sony A99 II advantages over Panasonic GH4

• Larger sensor
  35mm vs 4/3
  More sensor area. Bigger is (generally) better.
• Slower slow-motion
  120 fps vs 96 fps
  Supports slower slow-mo
• In-Camera Image Stabilization
  Yes vs No
  Reduces the effects of camera shake at slower shutter speeds
• Bigger pixels
  ~ 4.51 vs 3.75 microns
  Better low-light and dynamic range (all else equal)
• In-camera panoramas
  Yes vs No
  Stitches multiple shots into a panoramic photo
• Built-in Bluetooth
  Yes vs No
  Always-on wireless connectivity
• Higher effective ISO

  Higher effective ISO

  Maximum effective ISO is an estimate of the highest sensitivity at which a camera can capture excellent quality photos.

  Cameras with higher effective ISO will be better choices for indoor photography, night shooting, and indoor sports photography, especially if you intend to make large prints.

  You can learn more at our glossary entry.

  Maximum effective ISO test data courtesy of DxO Mark.

  A99 II test data on DxO Mark GH4 test data on DxO Mark
  2,317 vs 791 iso
  Take photos in low light with less noise
• On-sensor phase detect
  Yes vs No
  Usually improves live view and video AF performance
• Top deck display
  Yes vs No
  Check settings with a screen on top of the camera
• More viewfinder magnification
  0.78x vs 0.67x
  Get a bigger view of the scene through the eye-level viewfinder
• More pixels
  42.4 vs 16.1 megapixels
  Higher resolution photos
• Dual card slots
  Yes vs No
  Gives you more storage flexibility
• Lacks anti-aliasing filter
  No Filter vs Filter
  Enjoy sharper photos
• Higher extended ISO
  102400 vs 25600 ISO
  Higher extended ISO can give more low-light flexibility