• APS-C 369.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • 1/2.33 inch 28.2mm2
  • 12.1 megapixels
  • 26.00mm - 676.00mm (35mm eq.)

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Differences

Sony DSLR-A380 advantages over Pentax X90

  • Larger sensor
    APS-C vs 1/2.33 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.16 vs 1.53 microns
    Better low-light and dynamic range (all else equal)
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Fast startup
    ~0.60 vs 2.9 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 500 vs 255 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • Thinner
    71 mm vs 109 mm
    Thinner
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Less shutter lag
    0.20 vs 0.65 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    14.2 vs 12.1 megapixels
    Higher resolution photos
  • Longer exposure
    30 vs 4 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    1.7 fps vs 1.1 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    Unlimited vs 9 shots
    Take more JPEG shots before waiting (burst mode)

Pentax X90 advantages over Sony DSLR-A380

  • Less expensive
    $400 vs $849 (MSRP)
    Save money for lenses or accessories
  • Lighter weight
    438g vs 762g
    Lighter weight
  • Higher extended ISO
    6400 vs 3200 ISO
    Higher extended ISO can give more low-light flexibility

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
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

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
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • 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 K20D

Sony DSLR-A380
Pentax K20D
  • $849
  • APS-C
  • Tiltable Screen
  • HDMI out
  • $800
  • APS-C
  • Lens selection
  • Fast startup
Pentax X90
Pentax K20D
  • $400
  • 1/2.33 inch
  • Less expensive
  • HDMI out
  • $800
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Nikon P90

Sony DSLR-A380
Nikon P90
  • $849
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $400
  • 1/2.33 inch
  • Less expensive
  • Lighter weight
Pentax X90
Nikon P90
  • $400
  • 1/2.33 inch
  • Longer stills battery life
  • HDMI out
  • $400
  • 1/2.33 inch
  • Tiltable Screen
  • Longer exposure

Compared to Pentax X70

Sony DSLR-A380
Pentax X70
  • $849
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $400
  • 1/2.33 inch
  • Less expensive
  • Lighter weight
Pentax X90
Pentax X70
  • $400
  • 1/2.33 inch
  • Longer stills battery life
  • HDMI out
  • $400
  • 1/2.33 inch
  • Tiltable Screen
  • Faster JPEG shooting

Compared to Pentax K-7

Sony DSLR-A380
Pentax K-7
  • $849
  • APS-C
  • Less expensive
  • Tiltable Screen
  • $1300
  • APS-C
  • Lens selection
  • Longer stills battery life
Pentax X90
Pentax K-7
  • $400
  • 1/2.33 inch
  • Less expensive
  • Lighter weight
  • $1300
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sony A33

Sony DSLR-A380
Sony A33
  • $849
  • APS-C
  • Fast startup
  • Longer stills battery life
  • $540
  • APS-C
  • In-camera panoramas
  • External Mic Jack
Pentax X90
Sony A33
  • $400
  • 1/2.33 inch
  • Less expensive
  • $540
  • APS-C
  • Larger sensor
  • Bigger pixels
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