• APS-C 369.7mm2
  • 14.2 megapixels
  •  
  • APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 819,200

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Differences

Sony NEX-3 advantages over Pentax KP

  • Bigger pixels
    ~ 5.16 vs 3.91 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Fast startup
    ~1.00 vs 1.4 sec
    Faster startup lets you catch the moment
  • Thinner
    33 mm vs 75 mm
    Thinner
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video

Pentax KP advantages over Sony NEX-3

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • 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
  • Newer
    2 years vs 8 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Less shutter lag
    0.09 vs 0.44 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    24.3 vs 14.2 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Faster JPEG shooting
    7.1 fps vs 2.7 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/24000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    819200 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • 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
  • 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

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Review Excerpt

The Competition

Compared to Sony NEX-5

Sony NEX-3
Sony NEX-5
  • $600
  • APS-C
  • Less expensive
  • $700
  • APS-C
Pentax KP
Sony NEX-5
  • $797
  • APS-C
  • Lens selection
  • Focus peaking
  • $700
  • APS-C
  • Bigger pixels
  • In-camera panoramas

Compared to Sony NEX-C3

Sony NEX-3
Sony NEX-C3
  • $600
  • APS-C
  • Bigger JPEG buffer
  • $559
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
Pentax KP
Sony NEX-C3
  • $797
  • APS-C
  • Lens selection
  • Focus peaking
  • $559
  • APS-C
  • Bigger pixels
  • In-camera panoramas

Compared to Sony NEX-5N

Sony NEX-3
Sony NEX-5N
  • $600
  • APS-C
  • Less expensive
  • Fast startup
  • $700
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
Pentax KP
Sony NEX-5N
  • $797
  • APS-C
  • Lens selection
  • Focus peaking
  • $700
  • APS-C
  • Bigger pixels
  • In-camera panoramas

Compared to Nikon D5600

Sony NEX-3
Nikon D5600
  • $600
  • APS-C
  • Bigger pixels
  • In-camera panoramas
  • $597
  • APS-C
  • Lens selection
  • Tilt-swivel screen
Pentax KP
Nikon D5600
  • $797
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $597
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compared to Canon T7i

Sony NEX-3
Canon T7i
  • $600
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $699
  • APS-C
  • Tilt-swivel screen
  • Lens selection
Pentax KP
Canon T7i
  • $797
  • APS-C
  • Focus peaking
  • Larger sensor
  • $699
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
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