• 35mm 861.6mm2
  • 24.6 megapixels
  • ISO 200 - 3200
  • APS-C 369.7mm2
  • 20.3 megapixels
  • ISO 100 - 12,800

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Differences

Sony A850 advantages over Samsung NX20

  • Lens selection
    Good vs Limited
    Better lens selection gives you more options
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.94 vs 4.33 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.50 vs 3.0 sec
    Faster startup lets you catch the moment
  • Higher effective ISO
    1,415 vs 785 iso
    Take photos in low light with less noise
  • Longer stills battery life
    More info 880 vs 360 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • More dots on screen
    922k vs 614k dots
    Can mean greater resolution or a brighter screen
  • Less shutter lag
    0.18 vs 0.35 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    24.6 vs 20.3 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Bigger JPEG buffer
    23 vs 11 shots
    Take more JPEG shots before waiting (burst mode)

Samsung NX20 advantages over Sony A850

  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • 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
  • Thinner
    39 mm vs 81 mm
    Thinner
  • Newer
    6 years 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
  • Faster JPEG shooting
    7.5 fps vs 3.0 fps
    Faster JPEG shooting (burst mode)
  • Higher extended ISO
    12800 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
  • 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

  • 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 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
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

Buy From

Review Excerpt

  • High quality images with lots of detail; Excellent graphical user interface is fun to use; Smart implementation of WiFi makes it relatively easy to share photos wirelessly.

  • Designed so much like a DSLR you may wonder why you shouldn't get a DSLR instead; Some performance issues, particularly slow buffer clearing and shot-to-shot speed; Initial WiFi set-up can be confusing.

The Competition

Compared to Sony A900

Sony A850
Sony A900
  • $2219
  • 35mm
  • Less expensive
  • Bigger JPEG buffer
  • $3000
  • 35mm
  • Faster JPEG shooting
Samsung NX20
Sony A900
  • $499
  • APS-C
  • Tiltable Screen
  • Built-in Wi-Fi
  • $3000
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Sony NEX-7

Sony A850
Sony NEX-7
  • $2219
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
  • $574
  • APS-C
  • Focus peaking
  • In-camera panoramas
Samsung NX20
Sony NEX-7
  • $499
  • APS-C
  • Less expensive
  • Built-in Wi-Fi
  • $574
  • APS-C
  • Lens selection
  • Focus peaking

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
Samsung NX20
Canon 5D Mark III
  • $499
  • APS-C
  • Less expensive
  • Tiltable Screen
  • $2774
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Fujifilm X-E1

Sony A850
Fujifilm X-E1
  • $2219
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
  • $499
  • APS-C
  • Focus peaking
  • In-camera panoramas
Samsung NX20
Fujifilm X-E1
  • $499
  • APS-C
  • Less expensive
  • Tiltable Screen
  • $499
  • APS-C
  • Lens selection
  • Focus peaking

Compared to Sony A99

Sony A850
Sony A99
  • $2219
  • 35mm
  • Fast startup
  • Longer stills battery life
  • $1998
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
Samsung NX20
Sony A99
  • $499
  • APS-C
  • Less expensive
  • Built-in Wi-Fi
  • $1998
  • 35mm
  • Tilt-swivel screen
  • Lens selection
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