• APS-C 364.3mm2
  • 19.6 megapixels
  • ISO 100 - 6400
  • APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 25,600

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Differences

Sigma sd Quattro advantages over Nikon D3400

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • More dots on screen
    1620k vs 922k dots
    Can mean greater resolution or a brighter screen
  • More viewfinder magnification
    0.73x vs 0.57x
    Get a bigger view of the scene through the eye-level viewfinder
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré

Nikon D3400 advantages over Sigma sd Quattro

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • Less expensive
    $497 vs $899
    Save money for lenses or accessories
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • 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
    24.2 vs 19.6 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Faster RAW shooting
    5.1 fps vs 3.6 fps
    Faster RAW shooting in burst mode
  • Higher extended ISO
    25600 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

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Your purchases support this site

Buy the Sigma sd Quattro
Body Only
  • Body Only
  • Kit with 30mm f/1.4 Art Lens
All sd Quattro Deals

Your purchases support this site

Buy the Nikon D3400
Kit with 18-55mm Lens (Black)
  • Kit with 18-55mm Lens (Black)
  • Kit with 18-55mm & 70-300mm Lenses (Black)
  • Kit with 18-55mm Lens (Red)
All D3400 Deals

Review Excerpt

  • Compact DSLR camera body; Excellent image quality; Reliable single-shot autofocus; Good continuous JPEG shooting performance; New kit lens has improved AF; Great value at current prices.

  • SnapBridge is slow and limited; Poor continuous autofocus; No built-in Wi-Fi; Mediocre video features.

  • Read our Nikon D3400 Review

The Competition

Compared to Canon T6i

Sigma sd Quattro
Canon T6i
  • $699
  • APS-C
  • Focus peaking
  • Bigger pixels
  • $699
  • APS-C
  • Lens selection
  • Less expensive

Compare Sigma sd Quattro vs Canon T6i

Nikon D3400
Canon T6i
  • $497
  • APS-C
  • Less expensive
  • Larger sensor
  • $699
  • APS-C
  • Tilt-swivel screen
  • Touchscreen

Compare Nikon D3400 vs Canon T6i

Compared to Sony A3000

Sigma sd Quattro
Sony A3000
  • $699
  • APS-C
  • On-sensor phase detect
  • HDMI out
  • $598
  • APS-C
  • Lens selection
  • In-camera panoramas

Compare Sigma sd Quattro vs Sony A3000

Nikon D3400
Sony A3000
  • $497
  • APS-C
  • Lens selection
  • Fast startup
  • $598
  • APS-C
  • Focus peaking
  • In-camera panoramas

Compare Nikon D3400 vs Sony A3000

Compared to Nikon D5500

Sigma sd Quattro
Nikon D5500
  • $699
  • APS-C
  • Focus peaking
  • On-sensor phase detect
  • $697
  • APS-C
  • Lens selection
  • Less expensive

Compare Sigma sd Quattro vs Nikon D5500

Nikon D3400
Nikon D5500
  • $497
  • APS-C
  • Less expensive
  • Built-in Bluetooth
  • $697
  • APS-C
  • Tilt-swivel screen
  • Touchscreen

Compare Nikon D3400 vs Nikon D5500

Compared to Sigma sd Quattro H

Sigma sd Quattro
Sigma sd Quattro H
  • $699
  • APS-C
  • Bigger RAW buffer
  • $1199
  • APS-H
  • Larger sensor
  • More pixels

Compare Sigma sd Quattro vs Sigma sd Quattro H

Nikon D3400
Sigma sd Quattro H
  • $497
  • APS-C
  • Lens selection
  • Built-in Bluetooth
  • $1199
  • APS-H
  • Focus peaking
  • Larger sensor

Compare Nikon D3400 vs Sigma sd Quattro H

Compared to Canon SL2

Sigma sd Quattro
Canon SL2
  • $699
  • APS-C
  • Focus peaking
  • Bigger pixels
  • $549
  • APS-C
  • Lens selection
  • Less expensive

Compare Sigma sd Quattro vs Canon SL2

Nikon D3400
Canon SL2
  • $497
  • APS-C
  • Larger sensor
  • Higher effective ISO
  • $549
  • APS-C
  • Tilt-swivel screen
  • Touchscreen

Compare Nikon D3400 vs Canon SL2

Compare Other Cameras?