• APS-C 369.7mm2
  • 16.2 megapixels
  • ISO 100 - 12,800
  • 1/1.7 inch 43.3mm2
  • 12.1 megapixels
  • 28.00mm - 140.00mm (35mm eq.)

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Differences

Sony DSLR-A580 advantages over Canon G15

  • Larger sensor
    APS-C vs 1/1.7 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.82 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
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Fast startup
    ~0.80 vs 2.2 sec
    Faster startup lets you catch the moment
  • Better color depth
    23.8 vs 19.9 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    1,123 vs 165 iso
    Take photos in low light with less noise
  • More dynamic range
    13.3 vs 11.5 evs
    Retain detail in highlight and shadows
  • Longer stills battery life
    More info 1050 vs 770 shots
    Capture more photos
  • Less shutter lag
    0.29 vs 0.46 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    16.2 vs 12.1 megapixels
    Higher resolution photos
  • 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
    32 vs 10 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Canon G15 advantages over Sony DSLR-A580

  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    40 mm vs 84 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Lighter weight
    350g vs 694g
    Lighter weight
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Faster JPEG shooting
    10.2 fps vs 7.1 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
  • 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
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • 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

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 Sony A55

Sony DSLR-A580
Sony A55
  • $900
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
  • $734
  • APS-C
  • Built-in GPS
  • External Mic Jack
Canon G15
Sony A55
  • $645
  • 1/1.7 inch
  • Longer stills battery life
  • Integrated ND filter
  • $734
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sony A33

Sony DSLR-A580
Sony A33
  • $900
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
  • $540
  • APS-C
  • Less expensive
  • External Mic Jack
Canon G15
Sony A33
  • $645
  • 1/1.7 inch
  • Longer stills battery life
  • Integrated ND filter
  • $540
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sony A35

Sony DSLR-A580
Sony A35
  • $900
  • APS-C
  • Tiltable Screen
  • Higher effective ISO
  • $567
  • APS-C
  • Less expensive
  • External Mic Jack
Canon G15
Sony A35
  • $645
  • 1/1.7 inch
  • Longer stills battery life
  • Integrated ND filter
  • $567
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Pentax MX-1

Sony DSLR-A580
Pentax MX-1
  • $900
  • APS-C
  • Larger sensor
  • Eye-level viewfinder
  • $400
  • 1/1.7 inch
  • Less expensive
  • Integrated ND filter
Canon G15
Pentax MX-1
  • $645
  • 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 DSLR-A580
Canon G16
  • $900
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $599
  • 1/1.7 inch
  • Focus peaking
  • Less expensive
Canon G15
Canon G16
  • $645
  • 1/1.7 inch
  • Shoots 24p video
  • Bigger JPEG buffer
  • $599
  • 1/1.7 inch
  • Focus peaking
  • Built-in Wi-Fi
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