• 4/3 224.9mm2
  • 16.0 megapixels
  •  
  • 1/2.3 inch 28.1mm2
  • 20.4 megapixels
  • 24.00mm - 1200.00mm (35mm eq.)

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Differences

Panasonic G3 advantages over Sony HX400V

  • Larger sensor
    4/3 vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 3.77 vs 1.19 microns
    Better low-light and dynamic range (all else equal)
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Thinner
    46 mm vs 103 mm
    Thinner
  • 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

Sony HX400V advantages over Panasonic G3

  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Longer stills battery life
    More info 380 vs 270 shots
    Capture more photos
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    922k vs 460k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.4 vs 16.0 megapixels
    Higher resolution photos
  • Faster JPEG shooting
    9.9 fps vs 3.4 fps
    Faster JPEG shooting (burst mode)
  • Higher extended ISO
    12800 vs 6400 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
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • 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
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

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Review Excerpt

The Competition

Compared to Olympus E-M5

Panasonic G3
Olympus E-M5
  • $700
  • 4/3
  • Less expensive
  • Internal flash
  • $900
  • 4/3
  • In-Camera Image Stabilization
  • Higher effective ISO

Compare Panasonic G3 vs Olympus E-M5

Sony HX400V
Olympus E-M5
  • $448
  • 1/2.3 inch
  • In-camera panoramas
  • Built-in Wi-Fi
  • $900
  • 4/3
  • Larger sensor
  • Bigger pixels

Compare Sony HX400V vs Olympus E-M5

Compared to Sony HX300

Panasonic G3
Sony HX300
  • $700
  • 4/3
  • Larger sensor
  • Bigger pixels
  • $600
  • 1/2.3 inch
  • Less expensive
  • Focus peaking

Compare Panasonic G3 vs Sony HX300

Sony HX400V
Sony HX300
  • $448
  • 1/2.3 inch
  • In-camera panoramas
  • Built-in Wi-Fi
  • $600
  • 1/2.3 inch
  • Focus peaking

Compare Sony HX400V vs Sony HX300

Compared to Panasonic GX7

Panasonic G3
Panasonic GX7
  • $700
  • 4/3
  • Less expensive
  • $648
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization

Compare Panasonic G3 vs Panasonic GX7

Sony HX400V
Panasonic GX7
  • $448
  • 1/2.3 inch
  • Built-in GPS
  • More pixels
  • $648
  • 4/3
  • Focus peaking
  • Larger sensor

Compare Sony HX400V vs Panasonic GX7

Compared to Fujifilm S1

Panasonic G3
Fujifilm S1
  • $700
  • 4/3
  • Larger sensor
  • Bigger pixels
  • $349
  • 1/2.3 inch
  • Focus peaking
  • Less expensive

Compare Panasonic G3 vs Fujifilm S1

Sony HX400V
Fujifilm S1
  • $448
  • 1/2.3 inch
  • Built-in GPS
  • Shoots 24p video
  • $349
  • 1/2.3 inch
  • Focus peaking
  • Tilt-swivel screen

Compare Sony HX400V vs Fujifilm S1

Compared to Olympus E-M10

Panasonic G3
Olympus E-M10
  • $700
  • 4/3
  • More viewfinder magnification
  • Shoots 60p video
  • $399
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization

Compare Panasonic G3 vs Olympus E-M10

Sony HX400V
Olympus E-M10
  • $448
  • 1/2.3 inch
  • In-camera panoramas
  • NFC
  • $399
  • 4/3
  • Focus peaking
  • Larger sensor

Compare Sony HX400V vs Olympus E-M10

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