• 35mm 861.6mm2
  • 24.5 megapixels
  • ISO 100 - 1600
  • 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200

Buy From

Differences

Nikon D3X advantages over Sony A9

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Fast startup
    ~0.30 vs 1.2 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 4400 vs 650 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera

Sony A9 advantages over Nikon D3X

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • 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
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Higher effective ISO
    3,517 vs 1,992 iso
    Take photos in low light with less noise
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    63 mm vs 87 mm
    Thinner
  • Newer
    19 months vs 10 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Lighter weight
    673g vs 1392g
    Lighter weight
  • More dots on screen
    1440k vs 922k 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
    0.78x vs 0.70x
    Get a bigger view of the scene through the eye-level viewfinder
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Faster JPEG shooting
    20.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    364 vs 31 shots
    Take more JPEG shots before waiting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/8000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    204800 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
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash

User reviews

Buy From

Review Excerpt

  • New sensor offers incredible performance; Excellent image quality at low & high ISOs; Very good dynamic range; Phenomenal 20fps burst speed & deep buffer; Very good battery life for a mirrorless; 4K video; Dual card slots.

  • Slow buffer clearing; Only one card slot is UHS-II compatible; Touchscreen underutilized; No lossless RAW compression option; No 4K/60p option.

The Competition

Compared to Canon 1D Mark IV

Nikon D3X
Canon 1D Mark IV
  • $6999
  • 35mm
  • Larger sensor
  • Fast startup
  • $5499
  • APS-H
  • Less expensive
  • More cross-type AF points
Sony A9
Canon 1D Mark IV
  • $3498
  • 35mm
  • Focus peaking
  • Larger sensor
  • $5499
  • APS-H
  • Lens selection
  • Fast startup

Compared to Canon 1DX

Nikon D3X
Canon 1DX
  • $6999
  • 35mm
  • Fast startup
  • More dynamic range
  • $5499
  • 35mm
  • Less expensive
  • Bigger pixels
Sony A9
Canon 1DX
  • $3498
  • 35mm
  • Focus peaking
  • In-Camera Image Stabilization
  • $5499
  • 35mm
  • Lens selection
  • Bigger pixels

Compared to Nikon D4

Nikon D3X
Nikon D4
  • $6999
  • 35mm
  • Longer stills battery life
  • More pixels
  • $5999
  • 35mm
  • Bigger pixels
  • Higher effective ISO
Sony A9
Nikon D4
  • $3498
  • 35mm
  • Less expensive
  • Focus peaking
  • $5999
  • 35mm
  • Lens selection
  • Bigger pixels

Compared to Leica SL (Typ 601)

Nikon D3X
Leica SL (Typ 601)
  • $6999
  • 35mm
  • Fast startup
  • Longer stills battery life
  • $5995
  • 35mm
  • Focus peaking
  • Shoot 4K video
Sony A9
Leica SL (Typ 601)
  • $3498
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization
  • $5995
  • 35mm
  • Built-in GPS
  • Top deck display

Compared to Sony A7 III

Nikon D3X
Sony A7 III
  • $6999
  • 35mm
  • Lens selection
  • Fast startup
  • $1998
  • 35mm
  • Focus peaking
  • In-Camera Image Stabilization
Sony A9
Sony A7 III
  • $3498
  • 35mm
  • Fast startup
  • Faster JPEG shooting
  • $1998
  • 35mm
  • Less expensive
  • More dynamic range
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