• 4/3 224.9mm2
  • 16.0 megapixels
  •  
  • APS-C 357.3mm2
  • 20.1 megapixels
  • ISO 100 - 16,000

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Differences

Panasonic G3 advantages over Sony A3000

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Fast startup
    ~1.40 vs 2.2 sec
    Faster startup lets you catch the moment
  • Thinner
    46 mm vs 84 mm
    Thinner
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • More dots on screen
    460k vs 230k dots
    Can mean greater resolution or a brighter screen
  • More viewfinder magnification
    0.70x vs 0.47x
    Get a bigger view of the scene through the eye-level viewfinder
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots

Sony A3000 advantages over Panasonic G3

  • Less expensive
    $400 vs $700 (MSRP)
    Save money for lenses or accessories
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Better color depth
    23.7 vs 21.0 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    1,068 vs 667 iso
    Take photos in low light with less noise
  • More dynamic range
    12.8 vs 10.6 evs
    Retain detail in highlight and shadows
  • Longer stills battery life
    More info 470 vs 270 shots
    Capture more photos
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.1 vs 16.0 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    11 vs 7 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    16000 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • 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
  • 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

User reviews

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Your purchases support this site

Review Excerpt

  • Absolutely incredible value; Includes a stabilized kit lens; More versatile than a fixed-lens bridge camera; Comfortable body with good ergonomics; Great image quality; Good autofocus performance; Decent battery life.

  • Feels a bit plasticky; Slow burst shooting with limited buffer; Sluggish to power on or switch modes; Low-res EVF and LCD monitor; Can't review images using EVF; No video output; Weak flash; Battery charges in-camera.

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
Sony A3000
Olympus E-M5
  • $500
  • APS-C
  • Less expensive
  • Focus peaking
  • $900
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization

Compared to Pentax K-01

Panasonic G3
Pentax K-01
  • $700
  • 4/3
  • Less expensive
  • Eye-level viewfinder
  • $359
  • APS-C
  • Focus peaking
  • Larger sensor
Sony A3000
Pentax K-01
  • $500
  • APS-C
  • Less expensive
  • Eye-level viewfinder
  • $359
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization

Compared to Panasonic GX7

Panasonic G3
Panasonic GX7
  • $700
  • 4/3
  • Less expensive
  • $648
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
Sony A3000
Panasonic GX7
  • $500
  • APS-C
  • Less expensive
  • Larger sensor
  • $648
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization

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
Sony A3000
Olympus E-M10
  • $500
  • APS-C
  • Less expensive
  • Larger sensor
  • $399
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization

Compared to Sigma sd Quattro

Panasonic G3
Sigma sd Quattro
  • $700
  • 4/3
  • Lens selection
  • Touchscreen
  • $699
  • APS-C
  • Focus peaking
  • Larger sensor
Sony A3000
Sigma sd Quattro
  • $500
  • APS-C
  • Lens selection
  • In-camera panoramas
  • $699
  • APS-C
  • On-sensor phase detect
  • HDMI out
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