• 35mm 855.6mm2
  • 12.8 megapixels
  • ISO 100 - 1600
  • APS-C 369.7mm2
  • 14.2 megapixels
  • ISO 100 - 12,800

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Differences

Canon 5D advantages over Sony A33

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 8.20 vs 5.16 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.10 vs 0.8 sec
    Faster startup lets you catch the moment
  • Higher effective ISO
    1,368 vs 591 iso
    Take photos in low light with less noise
  • Longer stills battery life
    More info 800 vs 270 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Less shutter lag
    0.15 vs 0.21 sec
    Focus and take a photo quickly (wide angle)
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Bigger JPEG buffer
    98 vs 13 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light

Sony A33 advantages over Canon 5D

  • 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
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • More dynamic range
    12.6 vs 11.1 evs
    Retain detail in highlight and shadows
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • 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
  • More dots on screen
    922k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Faster JPEG shooting
    7.1 fps vs 3.0 fps
    Faster JPEG shooting (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
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

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
  • 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
  • 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 Nikon D3100

Canon 5D
Nikon D3100
  • $2334
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $700
  • APS-C
  • Internal flash
  • HDMI out
Sony A33
Nikon D3100
  • $540
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
  • $700
  • APS-C
  • Lens selection
  • Fast startup

Compared to Sony DSLR-A580

Canon 5D
Sony DSLR-A580
  • $2334
  • 35mm
  • Lens selection
  • Larger sensor
  • $900
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
Sony A33
Sony DSLR-A580
  • $540
  • APS-C
  • Less expensive
  • External Mic Jack
  • $900
  • APS-C
  • Higher effective ISO
  • Longer stills battery life

Compared to Sony A55

Canon 5D
Sony A55
  • $2334
  • 35mm
  • Lens selection
  • Larger sensor
  • $734
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
Sony A33
Sony A55
  • $540
  • APS-C
  • $734
  • APS-C
  • Higher effective ISO
  • Built-in GPS

Compared to Nikon D5100

Canon 5D
Nikon D5100
  • $2334
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $549
  • APS-C
  • Tilt-swivel screen
  • More dynamic range
Sony A33
Nikon D5100
  • $540
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
  • $549
  • APS-C
  • Lens selection
  • Tilt-swivel screen

Compared to Sony A35

Canon 5D
Sony A35
  • $2334
  • 35mm
  • Lens selection
  • Larger sensor
  • $567
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
Sony A33
Sony A35
  • $540
  • APS-C
  • Tiltable Screen
  • Faster JPEG shooting
  • $567
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
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