• 1/2.3 inch 28.1mm2
  • 18.2 megapixels
  • 24.00mm - 720.00mm (35mm eq.)
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

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Differences

Sony HX99 advantages over Panasonic G100

  • Less expensive
    $473* vs $598
    Save money for lenses or accessories
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Thinner
    35 mm vs 54 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/200 sec
    Reduce the effect of ambient light in flash shots

Panasonic G100 advantages over Sony HX99

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Larger sensor
    4/3 vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 3.34 vs 1.26 microns
    Better low-light and dynamic range (all else equal)
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More dots on screen
    1840k vs 922k dots
    Can mean greater resolution or a brighter screen
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster shutter
    1/16000 vs 1/2000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

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Review Excerpt

The Competition

Compared to Sony WX500

Sony HX99
Sony WX500
  • $473
  • 1/2.3 inch
  • Focus peaking
  • Eye-level viewfinder
  • $348
  • 1/2.3 inch
  • Less expensive

Compare Sony HX99 vs Sony WX500

Panasonic G100
Sony WX500
  • $599
  • 4/3
  • Focus peaking
  • Larger sensor
  • $348
  • 1/2.3 inch
  • Less expensive
  • In-Camera Image Stabilization

Compare Panasonic G100 vs Sony WX500

Compared to Sony HX90V

Sony HX99
Sony HX90V
  • $473
  • 1/2.3 inch
  • Shoot 4K video
  • Touchscreen
  • $448
  • 1/2.3 inch
  • Built-in GPS
  • Longer video battery life

Compare Sony HX99 vs Sony HX90V

Panasonic G100
Sony HX90V
  • $599
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
  • $448
  • 1/2.3 inch
  • Less expensive
  • In-Camera Image Stabilization

Compare Panasonic G100 vs Sony HX90V

Compared to Sony HX80

Sony HX99
Sony HX80
  • $473
  • 1/2.3 inch
  • Focus peaking
  • Shoot 4K video
  • $368
  • 1/2.3 inch
  • Less expensive

Compare Sony HX99 vs Sony HX80

Panasonic G100
Sony HX80
  • $599
  • 4/3
  • Focus peaking
  • Larger sensor
  • $368
  • 1/2.3 inch
  • Less expensive
  • In-Camera Image Stabilization

Compare Panasonic G100 vs Sony HX80

Compared to Olympus E-M5 III

Sony HX99
Olympus E-M5 III
  • $473
  • 1/2.3 inch
  • Less expensive
  • In-camera panoramas
  • $924
  • 4/3
  • Larger sensor
  • Tilt-swivel screen

Compare Sony HX99 vs Olympus E-M5 III

Panasonic G100
Olympus E-M5 III
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite

Compare Panasonic G100 vs Olympus E-M5 III

Compared to Olympus E-M10 IV

Sony HX99
Olympus E-M10 IV
  • $473
  • 1/2.3 inch
  • Less expensive
  • In-camera panoramas
  • $666
  • 4/3
  • Larger sensor
  • Bigger pixels

Compare Sony HX99 vs Olympus E-M10 IV

Panasonic G100
Olympus E-M10 IV
  • $599
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $666
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach

Compare Panasonic G100 vs Olympus E-M10 IV

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