• 35mm 861.6mm2
  • 24.5 megapixels
  • ISO 100 - 1600
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600

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Differences

Nikon D3X advantages over Canon T7i

  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.94 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.30 vs 0.5 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 4400 vs 600 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Pentaprism viewfinder
    Pentaprism vs Pentamirror
    Much better viewfinder picture fidelity
  • More viewfinder magnification
    0.70x vs 0.51x
    Get a bigger view of the scene through the eye-level viewfinder
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light

Canon T7i advantages over Nikon D3X

  • Less expensive
    $749 vs $6999*
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • 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
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • More cross-type AF points
    45 vs 15
    Cross-type AF points improve autofocus performance
  • Newer
    15 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
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Faster JPEG shooting
    6.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    148 vs 31 shots
    Take more JPEG shots before waiting (burst mode)
  • 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
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use an external screen 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
  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Your purchases support this site

Buy the Canon T7i

Review Excerpt

  • Very good image quality; Improved dynamic range & high ISO quality over T6i; 45-point AF system; Fast Dual Pixel CMOS AF; Improved buffer depth.

  • Default JPEGs slightly soft straight out of camera; Dynamic range & high ISO still lags behind competitors; No 4K video.

The Competition

Compared to Canon 5D Mark II

Nikon D3X
Canon 5D Mark II
  • $6999
  • 35mm
  • Fast startup
  • More dynamic range
  • $2850
  • 35mm
  • Less expensive
  • Shoots 1080p video
Canon T7i
Canon 5D Mark II
  • $699
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $2850
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Canon 1DX

Nikon D3X
Canon 1DX
  • $6999
  • 35mm
  • Fast startup
  • More dynamic range
  • $4959
  • 35mm
  • Less expensive
  • Bigger pixels
Canon T7i
Canon 1DX
  • $699
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $4959
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Nikon D4

Nikon D3X
Nikon D4
  • $6999
  • 35mm
  • Longer stills battery life
  • More pixels
  • $6497
  • 35mm
  • Bigger pixels
  • Higher effective ISO
Canon T7i
Nikon D4
  • $699
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $6497
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Pentax KP

Nikon D3X
Pentax KP
  • $6999
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $870
  • APS-C
  • Less expensive
  • Focus peaking
Canon T7i
Pentax KP
  • $699
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $870
  • APS-C
  • Focus peaking
  • Larger sensor

Compared to Canon T7

Nikon D3X
Canon T7
  • $6999
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $549
  • APS-C
  • Built-in Wi-Fi
  • Internal flash
Canon T7i
Canon T7
  • $699
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $549
  • APS-C
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