• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 36.00mm - 216.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 10.0 megapixels
  • 28.00mm - 105.00mm (35mm eq.)

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Differences

Canon A2100 IS advantages over Canon SD4000 IS

  • Less expensive
    $250 vs $350 (MSRP)
    Save money for lenses or accessories
  • More telephoto lens reach
    216 mm vs 105 mm
    Capture objects farther away
  • Longer stills battery life
    More info 400 vs 250 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • More pixels
    12.1 vs 10.0 megapixels
    Higher resolution photos

Canon SD4000 IS advantages over Canon A2100 IS

  • Larger lens aperture
    f/2.0 vs f/3.2
    Take photos in low-light or isolate your subject
  • Thinner
    23 mm vs 31 mm
    Thinner
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Wider angle lens
    28 mm vs 36 mm
    Capture more of the scene
  • Faster JPEG shooting
    3.7 fps vs 1.1 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/2500 vs 1/1600 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Internal flash
    Both provide
    Useful in a pinch for fill flash

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Neither provide
    You'll be able to frame photos even when the sun is out
  • 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
  • RAW file ability
    Neither provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Hot shoe
    Neither provide
    Off-camera flashes open new possibilities
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Neither provide
    Hold the shutter open manually for long exposures

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Review Excerpt

The Competition

Compared to Panasonic DMC-LZ10

Canon A2100 IS
Panasonic DMC-LZ10
  • $250
  • 1/2.3 inch
  • More telephoto lens reach
  • Manual focus
  • $188
  • 1/2.33 inch
  • Wider angle lens
  • Longer exposure
Canon SD4000 IS
Panasonic DMC-LZ10
  • $288
  • 1/2.3 inch
  • Larger lens aperture
  • Thinner
  • $188
  • 1/2.33 inch
  • Less expensive
  • More telephoto lens reach

Compared to Canon A2000 IS

Canon A2100 IS
Canon A2000 IS
  • $250
  • 1/2.3 inch
  • More pixels
  • Bigger JPEG buffer
  • $250
  • 1/2.3 inch
  • Longer stills battery life
  • Faster JPEG shooting
Canon SD4000 IS
Canon A2000 IS
  • $288
  • 1/2.3 inch
  • Larger lens aperture
  • Thinner
  • $250
  • 1/2.3 inch
  • Less expensive
  • More telephoto lens reach

Compared to Canon SD970 IS

Canon A2100 IS
Canon SD970 IS
  • $250
  • 1/2.3 inch
  • Less expensive
  • More telephoto lens reach
  • $170
  • 1/2.3 inch
  • HDMI out
  • More dots on screen
Canon SD4000 IS
Canon SD970 IS
  • $288
  • 1/2.3 inch
  • Larger lens aperture
  • Wider angle lens
  • $170
  • 1/2.3 inch
  • More telephoto lens reach
  • More dots on screen

Compared to Canon ELPH 500 HS

Canon A2100 IS
Canon ELPH 500 HS
  • $250
  • 1/2.3 inch
  • Less expensive
  • More telephoto lens reach
  • $246
  • 1/2.3 inch
  • Larger lens aperture
  • HDMI out
Canon SD4000 IS
Canon ELPH 500 HS
  • $288
  • 1/2.3 inch
  • Longer stills battery life
  • Faster JPEG shooting
  • $246
  • 1/2.3 inch
  • Less expensive
  • Shoots 24p video

Compared to Olympus TG-1

Canon A2100 IS
Olympus TG-1
  • $250
  • 1/2.3 inch
  • Less expensive
  • More telephoto lens reach
  • $400
  • 1/2.3 inch
  • Waterproof
  • Larger lens aperture
Canon SD4000 IS
Olympus TG-1
  • $288
  • 1/2.3 inch
  • Lighter weight
  • Longer exposure
  • $400
  • 1/2.3 inch
  • Waterproof
  • Fast startup
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