• APS-C 369.7mm2
  • 14.2 megapixels
  • ISO 100 - 12,800
  • 1/2.3 inch 28.1mm2
  • 20.2 megapixels
  • 24.00mm - 840.00mm (35mm eq.)

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Differences

Sony A33 advantages over Nikon A900

  • Larger sensor
    APS-C vs 1/2.3 inch
    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
    ~ 5.16 vs 1.19 microns
    Better low-light and dynamic range (all else equal)
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Longer exposure
    30 vs 8 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Bigger JPEG buffer
    13 vs 7 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    25600 vs 3200 ISO
    Higher extended ISO can give more low-light flexibility

Nikon A900 advantages over Sony A33

  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Thinner
    39 mm vs 84 mm
    Thinner
  • Newer
    8 years vs 14 years old
    Newer cameras often support more advanced features
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.2 vs 14.2 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

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Review Excerpt

The Competition

Compared to Nikon D3100

Sony A33
Nikon D3100
  • $540
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
  • $700
  • APS-C
  • Lens selection
  • Fast startup

Compare Sony A33 vs Nikon D3100

Nikon A900
Nikon D3100
  • $397
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • Shoot 4K video
  • $700
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compare Nikon A900 vs Nikon D3100

Compared to Sony A55

Sony A33
Sony A55
  • $540
  • APS-C
  • $734
  • APS-C
  • Higher effective ISO
  • Built-in GPS

Compare Sony A33 vs Sony A55

Nikon A900
Sony A55
  • $397
  • 1/2.3 inch
  • Shoot 4K video
  • Built-in Wi-Fi
  • $734
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compare Nikon A900 vs Sony A55

Compared to Sony A35

Sony A33
Sony A35
  • $540
  • APS-C
  • Tiltable Screen
  • Faster JPEG shooting
  • $567
  • APS-C
  • Higher effective ISO
  • Longer stills battery life

Compare Sony A33 vs Sony A35

Nikon A900
Sony A35
  • $397
  • 1/2.3 inch
  • Shoot 4K video
  • Tiltable Screen
  • $567
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compare Nikon A900 vs Sony A35

Compared to Panasonic ZS60

Sony A33
Panasonic ZS60
  • $540
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $448
  • 1/2.3 inch
  • Focus peaking
  • Shoot 4K video

Compare Sony A33 vs Panasonic ZS60

Nikon A900
Panasonic ZS60
  • $397
  • 1/2.3 inch
  • Tiltable Screen
  • NFC
  • $448
  • 1/2.3 inch
  • Focus peaking
  • Slower slow-motion

Compare Nikon A900 vs Panasonic ZS60

Compared to Canon SX730 HS

Sony A33
Canon SX730 HS
  • $540
  • APS-C
  • Larger sensor
  • Eye-level viewfinder
  • $399
  • 1/2.3 inch
  • Built-in Wi-Fi
  • NFC

Compare Sony A33 vs Canon SX730 HS

Nikon A900
Canon SX730 HS
  • $397
  • 1/2.3 inch
  • Shoot 4K video
  • In-camera panoramas
  • $399
  • 1/2.3 inch
  • Manual focus
  • Higher-res screen

Compare Nikon A900 vs Canon SX730 HS

Compare Other Cameras?