• 35mm 855.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • 1/1.7 inch 43.3mm2
  • 12.1 megapixels
  • 28.00mm - 140.00mm (35mm eq.)

Buy From

Differences

Sony A99 advantages over Canon G15

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    35mm vs 1/1.7 inch
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Bigger pixels
    ~ 5.97 vs 1.90 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Fast startup
    ~0.70 vs 2.2 sec
    Faster startup lets you catch the moment
  • Better color depth
    25.0 vs 19.9 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    1,555 vs 165 iso
    Take photos in low light with less noise
  • More dynamic range
    13.9 vs 11.5 evs
    Retain detail in highlight and shadows
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Less shutter lag
    0.13 vs 0.46 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    24.3 vs 12.1 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 15 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Bigger JPEG buffer
    17 vs 10 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    5.9 fps vs 1.1 fps
    Faster RAW shooting in burst mode
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    51200 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Canon G15 advantages over Sony A99

  • Less expensive
    $649 vs $1998
    Save money for lenses or accessories
  • Longer stills battery life
    More info 770 vs 500 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    40 mm vs 78 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/250 sec
    Reduce the effect of ambient light in flash shots
  • Lighter weight
    350g vs 828g
    Lighter weight
  • Faster JPEG shooting
    10.2 fps vs 5.9 fps
    Faster JPEG shooting (burst mode)

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
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • 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

  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • 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
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Review Excerpt

  • Solid built and ergonomic, comfortable feel; Excellent f/1.8-2.8 5x optical zoom lens; Improved AF speed; Advanced photographic features, including PASM dial and RAW capture.

  • LCD screen no longer articulated; Optical viewfinder not very accurate and exhibits parallax; No WiFi or GPS.

The Competition

Compared to Nikon D800

Sony A99
Nikon D800
  • $1998
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
  • $1850
  • 35mm
  • Lens selection
  • Fast startup
Canon G15
Nikon D800
  • $649
  • 1/1.7 inch
  • In-Camera Image Stabilization
  • Integrated ND filter
  • $1850
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Canon 5D Mark III

Sony A99
Canon 5D Mark III
  • $1998
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $2824
  • 35mm
  • Lens selection
  • Fast startup
Canon G15
Canon 5D Mark III
  • $649
  • 1/1.7 inch
  • Less expensive
  • In-Camera Image Stabilization
  • $2824
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Nikon D800E

Sony A99
Nikon D800E
  • $1998
  • 35mm
  • Focus peaking
  • Tilt-swivel screen
  • $2212
  • 35mm
  • Lens selection
  • Fast startup
Canon G15
Nikon D800E
  • $649
  • 1/1.7 inch
  • In-Camera Image Stabilization
  • Integrated ND filter
  • $2212
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Pentax MX-1

Sony A99
Pentax MX-1
  • $1998
  • 35mm
  • Focus peaking
  • Larger sensor
  • $400
  • 1/1.7 inch
  • Internal flash
  • Integrated ND filter
Canon G15
Pentax MX-1
  • $649
  • 1/1.7 inch
  • Eye-level viewfinder
  • More telephoto lens reach
  • $400
  • 1/1.7 inch
  • In-camera panoramas
  • Tiltable Screen

Compared to Canon G16

Sony A99
Canon G16
  • $1998
  • 35mm
  • Tilt-swivel screen
  • Larger sensor
  • $649
  • 1/1.7 inch
  • Less expensive
  • Built-in Wi-Fi
Canon G15
Canon G16
  • $649
  • 1/1.7 inch
  • Shoots 24p video
  • Bigger JPEG buffer
  • $649
  • 1/1.7 inch
  • Focus peaking
  • Built-in Wi-Fi
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