• APS-C 369.7mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 32,000

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Differences

Pentax K-7 advantages over Sony A6100

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.07 vs 3.92 microns
    Better low-light and dynamic range (all else equal)
  • Longer stills battery life
    More info 740 vs 420 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light

Sony A6100 advantages over Pentax K-7

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Shoot 4K video
    4K (UHD) vs No
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    4 months vs 11 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
  • More viewfinder magnification
    0.70x vs 0.61x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    24.2 vs 14.6 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Faster JPEG shooting
    11.0 fps vs 5.2 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    76 vs 20 shots
    Take more JPEG shots before waiting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    51200 vs 6400 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
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

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Buy the Sony A6100

Review Excerpt

The Competition

Compared to Pentax K-x

Pentax K-7
Pentax K-x
  • $1300
  • APS-C
  • Longer stills battery life
  • Top deck display
  • $702
  • APS-C
  • Less expensive
  • Higher effective ISO
Sony A6100
Pentax K-x
  • $598
  • APS-C
  • Focus peaking
  • Shoot 4K video
  • $702
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization

Compared to Canon T2i

Pentax K-7
Canon T2i
  • $1300
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
  • $692
  • APS-C
  • Less expensive
  • Fast startup
Sony A6100
Canon T2i
  • $598
  • APS-C
  • Focus peaking
  • Larger sensor
  • $692
  • APS-C
  • Lens selection
  • More telephoto lens reach

Compared to Sony A55

Pentax K-7
Sony A55
  • $1300
  • APS-C
  • Lens selection
  • Fast startup
  • $734
  • APS-C
  • Less expensive
  • In-camera panoramas
Sony A6100
Sony A55
  • $598
  • APS-C
  • Focus peaking
  • Shoot 4K video
  • $734
  • APS-C
  • In-Camera Image Stabilization
  • Bigger pixels

Compared to Fujifilm X-T100

Pentax K-7
Fujifilm X-T100
  • $1300
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization
  • $499
  • APS-C
  • Tilt-swivel screen
  • Focus peaking
Sony A6100
Fujifilm X-T100
  • $598
  • APS-C
  • Slower slow-motion
  • NFC
  • $499
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compared to Sony A6400

Pentax K-7
Sony A6400
  • $1300
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization
  • $898
  • APS-C
  • Focus peaking
  • Shoot 4K video
Sony A6100
Sony A6400
  • $598
  • APS-C
  • Less expensive
  • $898
  • APS-C
  • Higher extended ISO
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