• APS-C 369.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • 35mm 858.0mm2
  • 45.7 megapixels
  • ISO 64 - 25,600

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Differences

Sony DSLR-A390 advantages over Nikon D850

  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.16 vs 4.35 microns
    Better low-light and dynamic range (all else equal)
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Lighter weight
    549g vs 915g
    Lighter weight
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos

Nikon D850 advantages over Sony DSLR-A390

  • 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
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • 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
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Better color depth
    26.4 vs 22.5 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    2,660 vs 607 iso
    Take photos in low light with less noise
  • More dynamic range
    14.8 vs 11.5 evs
    Retain detail in highlight and shadows
  • Longer stills battery life
    More info 1840 vs 500 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More cross-type AF points
    99 vs 1
    Cross-type AF points improve autofocus performance
  • Higher max flash sync
    1/250 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Pentaprism viewfinder
    Pentaprism vs Pentamirror
    Much better viewfinder picture fidelity
  • Newer
    13 months vs 8 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    2359k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More viewfinder magnification
    0.75x vs 0.49x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    45.7 vs 14.2 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • More AF points
    153 vs 9
    More AF points improve autofocus
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 3200 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
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • 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

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance

User reviews

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Your purchases support this site

Your purchases support this site

Buy the Nikon D850

Review Excerpt

  • Class-leading resolution; Excellent dynamic range; Very good high ISO performance; Very fast AF and burst shooting; Durable weather-sealed body; Improved ergonomics; Touchscreen; Dual card slots; 4K video.

  • Live view/video mode still uses sluggish contrast-detect AF; Viewfinder only tests at ~98% coverage; No 4K at 60p; 30-minute video clip limit; Focus peaking not supported with 4K.

The Competition

Compared to Nikon D5000

Sony DSLR-A390
Nikon D5000
  • $507
  • APS-C
  • Less expensive
  • In-Camera Image Stabilization
  • $850
  • APS-C
  • Lens selection
  • Higher effective ISO
Nikon D850
Nikon D5000
  • $3297
  • 35mm
  • Focus peaking
  • Larger sensor
  • $850
  • APS-C
  • Bigger pixels
  • Internal flash

Compared to Sony DSLR-A290

Sony DSLR-A390
Sony DSLR-A290
  • $507
  • APS-C
  • Tiltable Screen
  • $500
  • APS-C
  • Less expensive
  • More viewfinder magnification
Nikon D850
Sony DSLR-A290
  • $3297
  • 35mm
  • Lens selection
  • Focus peaking
  • $500
  • APS-C
  • In-Camera Image Stabilization
  • Bigger pixels

Compared to Sony A33

Sony DSLR-A390
Sony A33
  • $507
  • APS-C
  • Less expensive
  • Longer stills battery life
  • $540
  • APS-C
  • In-camera panoramas
  • External Mic Jack
Nikon D850
Sony A33
  • $3297
  • 35mm
  • Lens selection
  • Focus peaking
  • $540
  • APS-C
  • In-Camera Image Stabilization
  • Bigger pixels

Compared to Canon 5DS

Sony DSLR-A390
Canon 5DS
  • $507
  • APS-C
  • In-Camera Image Stabilization
  • Bigger pixels
  • $3499
  • 35mm
  • Lens selection
  • Larger sensor
Nikon D850
Canon 5DS
  • $3297
  • 35mm
  • Focus peaking
  • Shoot 4K video
  • $3499
  • 35mm
  • Less expensive
  • Has anti-aliasing filter

Compared to Sony A99 II

Sony DSLR-A390
Sony A99 II
  • $507
  • APS-C
  • Internal flash
  • Lighter weight
  • $3198
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
Nikon D850
Sony A99 II
  • $3297
  • 35mm
  • Lens selection
  • Touchscreen
  • $3198
  • 35mm
  • Less expensive
  • Tilt-swivel screen
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