Olympus TG-3 vs Sony A7R III

Sony A7R III advantages over Olympus TG-3

• Focus peaking
  Peaker vs Non-peaker
  Your camera will highlight what's in focus
• Larger sensor
  35mm vs 1/2.3 inch
  More sensor area. Bigger is (generally) better.
• Eye-level viewfinder
  Eye-level vs Rear display only
  You'll be able to frame photos even when the sun is out
• Bigger pixels
  ~ 4.51 vs 1.34 microns
  Better low-light and dynamic range (all else equal)
• Shoot 4K video
  4K (UHD) vs 1080p
  Make sure you have a fast computer
• Touchscreen
  Touch vs No touch
  Interact with your camera just like your smartphone
• Tiltable Screen
  Tiltable vs Fixed
  Tilt the screen for shooting flexbility
• High resolution composite
  Yes vs No
  Combine multiple shots to form a super hi-res version
• RAW file ability
  Yes vs No
  Gives you more flexibility to develop your photos later
• Built-in Bluetooth
  Yes vs No
  Always-on wireless connectivity
• On-sensor phase detect
  Yes vs No
  Usually improves live view and video AF performance
• Longer stills battery life
  More info

  Longer stills battery life

  Cameras with longer battery life can take more photos before exhausting their batteries.

  Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

  650 vs 380 shots
  Capture more photos
• Manual focus
  Yes vs No
  AF is for the weak. Real photographers focus manually.
• External Mic Jack
  Jack vs No jack
  Improved sound fidelity when shooting video
• Newer
  7 years vs 11 years old
  Newer cameras often support more advanced features
• Shoots 24p video
  Yes vs No
  Gives your movies a big-screen feel
• Higher-res screen
  360k vs 154k pixels
  More detail on the screen lets you judge focus and composition
• Hot shoe
  Hot shoe vs None
  Off-camera flashes open new possibilities
• More pixels
  42.4 vs 16.0 megapixels
  Higher resolution photos
• Shoots 60p video
  Yes vs No
  A faster framerate can give you more editing options
• Dual card slots
  Yes vs No
  Gives you more storage flexibility
• Headphone jack
  Yes vs No
  Monitor audio recording while you shoot video
• Longer exposure
  30 vs 4 sec
  Long exposures for night shots
• Bulb shutter
  Bulb vs No bulb
  Hold the shutter open manually for long exposures
• Faster JPEG shooting
  9.9 fps vs 5.0 fps
  Faster JPEG shooting (burst mode)
• Faster shutter
  1/8000 vs 1/2000 sec
  Shoot wide open in bright light
• Higher extended ISO
  102400 vs 6400 ISO
  Higher extended ISO can give more low-light flexibility