• 35mm 861.6mm2
  • 24.6 megapixels
  • ISO 200 - 3200
  • 35mm 861.6mm2
  • 36.4 megapixels
  • ISO 100 - 819,200

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Differences

Sony A850 advantages over Pentax K-1 II

  • Bigger pixels
    ~ 5.94 vs 4.88 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.50 vs 1.4 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 880 vs 670 shots
    Capture more photos

Pentax K-1 II advantages over Sony A850

  • 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
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • 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
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More cross-type AF points
    25 vs 1
    Cross-type AF points improve autofocus performance
  • Newer
    6 months vs 9 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 pixels
    36.4 vs 24.6 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • More AF points
    33 vs 9
    More AF points improve autofocus
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Faster JPEG shooting
    4.5 fps vs 3.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    77 vs 23 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    819200 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
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Top deck display
    Both provide
    Check settings with a screen on top of the camera
  • Pentaprism viewfinder
    Both provide
    Much better viewfinder picture fidelity
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Dual card slots
    Both provide
    Gives you more storage flexibility
  • 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
  • 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 Bluetooth
    Neither provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Buy the Pentax K-1 II

Review Excerpt

The Competition

Compared to Sony A900

Sony A850
Sony A900
  • $2219
  • 35mm
  • Less expensive
  • Bigger JPEG buffer
  • $3000
  • 35mm
  • Faster JPEG shooting
Pentax K-1 II
Sony A900
  • $1897
  • 35mm
  • Lens selection
  • Focus peaking
  • $3000
  • 35mm
  • Bigger pixels
  • Fast startup

Compared to Canon 5D Mark III

Sony A850
Canon 5D Mark III
  • $2219
  • 35mm
  • In-Camera Image Stabilization
  • $2774
  • 35mm
  • Lens selection
  • Higher effective ISO
Pentax K-1 II
Canon 5D Mark III
  • $1897
  • 35mm
  • Focus peaking
  • Less expensive
  • $2774
  • 35mm
  • Bigger pixels
  • Fast startup

Compared to Sony A99

Sony A850
Sony A99
  • $2219
  • 35mm
  • Fast startup
  • Longer stills battery life
  • $1998
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
Pentax K-1 II
Sony A99
  • $1897
  • 35mm
  • Lens selection
  • High resolution composite
  • $1998
  • 35mm
  • Tilt-swivel screen
  • Bigger pixels

Compared to Pentax K-1

Sony A850
Pentax K-1
  • $2219
  • 35mm
  • Bigger pixels
  • Fast startup
  • $1762
  • 35mm
  • Lens selection
  • Focus peaking
Pentax K-1 II
Pentax K-1
  • $1897
  • 35mm
  • Newer
  • Higher extended ISO
  • $1762
  • 35mm
  • Less expensive

Compared to Nikon D850

Sony A850
Nikon D850
  • $2219
  • 35mm
  • In-Camera Image Stabilization
  • Bigger pixels
  • $3297
  • 35mm
  • Lens selection
  • Focus peaking
Pentax K-1 II
Nikon D850
  • $1897
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization
  • $3297
  • 35mm
  • Shoot 4K video
  • Touchscreen
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