• APS-C 369.7mm2
  • 10.1 megapixels
  • ISO 100 - 1600
  • APS-C 369.7mm2
  • 10.2 megapixels
  • ISO 100 - 3200

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Differences

Canon 40D advantages over Sony DSLR-A330

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Fast startup
    ~0.40 vs 0.6 sec
    Faster startup lets you catch the moment
  • Higher effective ISO
    703 vs 535 iso
    Take photos in low light with less noise
  • Longer stills battery life
    More info 800 vs 510 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • More cross-type AF points
    9 vs 1
    Cross-type AF points improve autofocus performance
  • Higher max flash sync
    1/250 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Pentaprism viewfinder
    Pentaprism vs Pentamirror
    Much better viewfinder picture fidelity
  • Faster JPEG shooting
    6.4 fps vs 2.4 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    Unlimited vs 18 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light

Sony DSLR-A330 advantages over Canon 40D

  • Less expensive
    $649 vs $1299 (MSRP)
    Save money for lenses or accessories
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video

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

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • 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
  • 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

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Review Excerpt

The Competition

Compared to Pentax K200D

Canon 40D
Pentax K200D
  • $1299
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
  • $800
  • APS-C
  • Less expensive
  • In-Camera Image Stabilization
Sony DSLR-A330
Pentax K200D
  • $530
  • APS-C
  • Less expensive
  • Tiltable Screen
  • $800
  • APS-C
  • Lens selection
  • Top deck display

Compared to Canon XS

Canon 40D
Canon XS
  • $1299
  • APS-C
  • Larger sensor
  • Longer stills battery life
  • $440
  • APS-C
  • Less expensive
  • Fast startup
Sony DSLR-A330
Canon XS
  • $530
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
  • $440
  • APS-C
  • Lens selection
  • Fast startup

Compared to Sony DSLR-A230

Canon 40D
Sony DSLR-A230
  • $1299
  • APS-C
  • Lens selection
  • Fast startup
  • $549
  • APS-C
  • Less expensive
  • In-Camera Image Stabilization
Sony DSLR-A330
Sony DSLR-A230
  • $530
  • APS-C
  • Tiltable Screen
  • $549
  • APS-C
  • Less expensive
  • More viewfinder magnification

Compared to Nikon D3000

Canon 40D
Nikon D3000
  • $1299
  • APS-C
  • Fast startup
  • Higher effective ISO
  • $450
  • APS-C
  • Less expensive
Sony DSLR-A330
Nikon D3000
  • $530
  • APS-C
  • In-Camera Image Stabilization
  • Tiltable Screen
  • $450
  • APS-C
  • Lens selection
  • More viewfinder magnification

Compared to Pentax K-x

Canon 40D
Pentax K-x
  • $1299
  • APS-C
  • Fast startup
  • Longer stills battery life
  • $702
  • APS-C
  • Less expensive
  • In-Camera Image Stabilization
Sony DSLR-A330
Pentax K-x
  • $530
  • APS-C
  • Tiltable Screen
  • Longer stills battery life
  • $702
  • APS-C
  • Lens selection
  • Higher effective ISO
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