• APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • 35mm 864.0mm2
  • 20.1 megapixels
  • ISO 100 - 102,400

Buy From

Differences

Sony A5100 advantages over Canon 1DX Mark III

  • Less expensive
    $448 vs $6499*
    Save money for lenses or accessories
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    35 mm vs 82 mm
    Thinner
  • More pixels
    24.3 vs 20.1 megapixels
    Higher resolution photos

Canon 1DX Mark III advantages over Sony A5100

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 6.58 vs 3.92 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    No vs 1080p
    Make sure you have a fast computer
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Longer stills battery life
    More info 2850 vs 400 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
  • Higher max flash sync
    1/250 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    5 years vs 10 years old
    Newer cameras often support more advanced features
  • More dots on screen
    2100k vs 922k dots
    Can mean greater resolution or a brighter screen
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Faster JPEG shooting
    20.0 fps vs 6.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    Unlimited vs 67 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    20.0 fps vs 6.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    Unlimited vs 25 shots
    Larger buffer for RAW shots (burst mode)
  • 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
    819200 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • On-sensor phase detect
    Both provide
    Usually improves live view and video AF performance
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • 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

User reviews

Buy From

Your purchases support this site

Buy the Sony A5100

Review Excerpt

  • Very small and comfortable form factor; Very good image quality for its class; New dual video record function; Quick autofocus and good dynamic range.

  • Lacks an EVF and external mode dial; No hot shoe; JPEG processing at higher ISOs not as good as some competing mid-level models.

The Competition

Compared to Samsung NX1000

Sony A5100
Samsung NX1000
  • $348
  • APS-C
  • Lens selection
  • Focus peaking
  • $413
  • APS-C
  • Higher-res screen
  • Hot shoe
Canon 1DX Mark III
Samsung NX1000
  • $6499
  • 35mm
  • Lens selection
  • Larger sensor
  • $413
  • APS-C
  • Thinner

Compared to Samsung NX1100

Sony A5100
Samsung NX1100
  • $348
  • APS-C
  • Lens selection
  • Focus peaking
  • $450
  • APS-C
  • Higher-res screen
  • Hot shoe
Canon 1DX Mark III
Samsung NX1100
  • $6499
  • 35mm
  • Lens selection
  • Larger sensor
  • $450
  • APS-C
  • Thinner

Compared to Sony A5000

Sony A5100
Sony A5000
  • $348
  • APS-C
  • Touchscreen
  • Higher effective ISO
  • $298
  • APS-C
  • Less expensive
Canon 1DX Mark III
Sony A5000
  • $6499
  • 35mm
  • Lens selection
  • Larger sensor
  • $298
  • APS-C
  • Less expensive
  • Focus peaking

Compared to Nikon D5

Sony A5100
Nikon D5
  • $348
  • APS-C
  • Less expensive
  • Focus peaking
  • $4893
  • 35mm
  • Lens selection
  • Larger sensor
Canon 1DX Mark III
Nikon D5
  • $6499
  • 35mm
  • Built-in Wi-Fi
  • Built-in Bluetooth
  • $4893
  • 35mm
  • Less expensive
  • Longer stills battery life

Compared to Nikon D6

Sony A5100
Nikon D6
  • $348
  • APS-C
  • Focus peaking
  • In-camera panoramas
  • $6500
  • 35mm
  • Lens selection
  • Larger sensor
Canon 1DX Mark III
Nikon D6
  • $6499
  • 35mm
  • Built-in Wi-Fi
  • On-sensor phase detect
  • $6500
  • 35mm
  • Longer exposure
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