• 4/3 224.9mm2
  • 12.3 megapixels
  • ISO 200 - 3200
  • APS-C 369.7mm2
  • 10.2 megapixels
  • ISO 100 - 3200

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Differences

Olympus E-620 advantages over Sony DSLR-A330

  • More cross-type AF points
    5 vs 1
    Cross-type AF points improve autofocus performance
  • Lighter weight
    475g vs 765g
    Lighter weight
  • More pixels
    12.3 vs 10.2 megapixels
    Higher resolution photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    3.9 fps vs 2.4 fps
    Faster JPEG shooting (burst mode)

Sony DSLR-A330 advantages over Olympus E-620

  • Less expensive
    $649 vs $800 (MSRP)
    Save money for lenses or accessories
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 6.12 vs 4.29 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.60 vs 1.3 sec
    Faster startup lets you catch the moment
  • More dynamic range
    11.5 vs 10.3 evs
    Retain detail in highlight and shadows
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Less shutter lag
    0.20 vs 0.30 sec
    Focus and take a photo quickly (wide angle)
  • Bigger JPEG buffer
    18 vs 5 shots
    Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

  • 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
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • 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
  • 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

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Review Excerpt

The Competition

Compared to Pentax K200D

Olympus E-620
Pentax K200D
  • $800
  • 4/3
  • Tiltable Screen
  • Longer stills battery life
  • $800
  • APS-C
  • Lens selection
  • Larger sensor
Sony DSLR-A330
Pentax K200D
  • $530
  • APS-C
  • Less expensive
  • Tiltable Screen
  • $800
  • APS-C
  • Lens selection
  • Top deck display

Compared to Olympus E-420

Olympus E-620
Olympus E-420
  • $800
  • 4/3
  • In-Camera Image Stabilization
  • Tiltable Screen
  • $400
  • 4/3
  • Less expensive
  • Fast startup
Sony DSLR-A330
Olympus E-420
  • $530
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
  • $400
  • 4/3
  • Thinner
  • Lighter weight

Compared to Olympus E-520

Olympus E-620
Olympus E-520
  • $800
  • 4/3
  • Tiltable Screen
  • More cross-type AF points
  • $700
  • 4/3
  • Longer stills battery life
  • Less shutter lag
Sony DSLR-A330
Olympus E-520
  • $530
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $700
  • 4/3
  • Longer stills battery life
  • Lighter weight

Compared to Nikon D3000

Olympus E-620
Nikon D3000
  • $800
  • 4/3
  • In-Camera Image Stabilization
  • Tiltable Screen
  • $450
  • APS-C
  • Lens selection
  • Larger sensor
Sony DSLR-A330
Nikon D3000
  • $530
  • APS-C
  • In-Camera Image Stabilization
  • Tiltable Screen
  • $450
  • APS-C
  • Lens selection
  • More viewfinder magnification

Compared to Olympus E-600

Olympus E-620
Olympus E-600
  • $800
  • 4/3
  • $600
  • 4/3
  • Less expensive
Sony DSLR-A330
Olympus E-600
  • $530
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $600
  • 4/3
  • More cross-type AF points
  • Lighter weight
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