• 0.98 inch 285.7mm2
  • 4.7 megapixels
  • ISO 100 - 1600
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 160 - 12,800

Buy From

Differences

Sigma SD15 advantages over Panasonic G6

  • Larger sensor
    0.98 inch vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 7.84 vs 3.75 microns
    Better low-light and dynamic range (all else equal)
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré

Panasonic G6 advantages over Sigma SD15

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • 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
  • Longer stills battery life
    More info 350 vs 250 shots
    Capture more photos
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    1037k 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 viewfinder magnification
    0.70x vs 0.53x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    16.1 vs 4.7 megapixels
    Higher resolution photos
  • 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
  • Faster JPEG shooting
    6.2 fps vs 3.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    Unlimited vs 21 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    25600 vs 3200 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 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
  • 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

Buy From

Your purchases support this site

Buy the Sigma SD15

Your purchases support this site

Buy the Panasonic G6

Review Excerpt

The Competition

Compared to Olympus E30

Sigma SD15
Olympus E30
  • $1500
  • 0.98 inch
  • Larger sensor
  • Bigger pixels
  • $1299
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization
Panasonic G6
Olympus E30
  • $399
  • 4/3
  • Lens selection
  • Focus peaking
  • $1299
  • 4/3
  • In-Camera Image Stabilization
  • Longer stills battery life

Compared to Sony DSLR-A330

Sigma SD15
Sony DSLR-A330
  • $1500
  • 0.98 inch
  • Bigger pixels
  • Top deck display
  • $530
  • APS-C
  • Lens selection
  • Larger sensor
Panasonic G6
Sony DSLR-A330
  • $399
  • 4/3
  • Tilt-swivel screen
  • Lens selection
  • $530
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Olympus E-5

Sigma SD15
Olympus E-5
  • $1500
  • 0.98 inch
  • Larger sensor
  • Bigger pixels
  • $1700
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization
Panasonic G6
Olympus E-5
  • $399
  • 4/3
  • Tilt-swivel screen
  • Lens selection
  • $1700
  • 4/3
  • In-Camera Image Stabilization
  • Longer stills battery life

Compared to Panasonic G5

Sigma SD15
Panasonic G5
  • $1500
  • 0.98 inch
  • Larger sensor
  • Bigger pixels
  • $550
  • 4/3
  • Lens selection
  • Touchscreen
Panasonic G6
Panasonic G5
  • $399
  • 4/3
  • Focus peaking
  • Tilt-swivel screen
  • $550
  • 4/3

Compared to Panasonic G7

Sigma SD15
Panasonic G7
  • $1500
  • 0.98 inch
  • Larger sensor
  • Bigger pixels
  • $498
  • 4/3
  • Tilt-swivel screen
  • Lens selection
Panasonic G6
Panasonic G7
  • $399
  • 4/3
  • Less expensive
  • NFC
  • $498
  • 4/3
  • Shoot 4K video
  • Faster JPEG shooting
Compare Other Cameras?