• APS-C 369.7mm2
  • 24.3 megapixels
  • ISO 100 - 16,000
  • 1/1.7 inch 43.3mm2
  • 12.0 megapixels
  • 28.00mm - 300.00mm (35mm eq.)

Buy From

Differences

Sony A77 advantages over Olympus Stylus 1s

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Larger sensor
    APS-C vs 1/1.7 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 3.95 vs 1.92 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    GPS vs None
    Geotag your 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
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More viewfinder magnification
    0.73x vs 0.58x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    24.3 vs 12.0 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Faster JPEG shooting
    11.6 fps vs 7.0 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/8000 vs 1/2000 sec
    Shoot wide open in bright light

Olympus Stylus 1s advantages over Sony A77

  • Less expensive
    $700 vs $2000 (MSRP)
    Save money for lenses or accessories
  • 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
  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    56 mm vs 80 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/250 sec
    Reduce the effect of ambient light in flash shots
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • 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
  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • 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

  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Sony A77

Your purchases support this site

Buy the Olympus Stylus 1s

Review Excerpt

  • Very fast top frame rate; full-time phase-detect autofocus; Full 60p HD video; Excellent kit lens; Very good high-resolution sensor.

  • Heavy; EVF appears dim when used in bright light; AF tracking in Movie mode was unreliable in our testing.

The Competition

Compared to Canon 7D

Sony A77
Canon 7D
  • $1899
  • APS-C
  • Tilt-swivel screen
  • Focus peaking
  • $1499
  • APS-C
  • Lens selection
  • Fast startup
Olympus Stylus 1s
Canon 7D
  • $549
  • 1/1.7 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $1499
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Nikon P7100

Sony A77
Nikon P7100
  • $1899
  • APS-C
  • Focus peaking
  • Larger sensor
  • $500
  • 1/1.7 inch
  • Less expensive
  • Integrated ND filter
Olympus Stylus 1s
Nikon P7100
  • $549
  • 1/1.7 inch
  • Focus peaking
  • Touchscreen
  • $500
  • 1/1.7 inch
  • Less expensive
  • Shoots 24p video

Compared to Canon 70D

Sony A77
Canon 70D
  • $1899
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $999
  • APS-C
  • Lens selection
  • Touchscreen
Olympus Stylus 1s
Canon 70D
  • $549
  • 1/1.7 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $999
  • APS-C
  • Larger sensor
  • Tilt-swivel screen

Compared to Olympus Stylus 1

Sony A77
Olympus Stylus 1
  • $1899
  • APS-C
  • Larger sensor
  • Tilt-swivel screen
  • $449
  • 1/1.7 inch
  • Less expensive
  • Touchscreen
Olympus Stylus 1s
Olympus Stylus 1
  • $549
  • 1/1.7 inch
  • $449
  • 1/1.7 inch
  • Faster JPEG shooting

Compared to Sony A77 II

Sony A77
Sony A77 II
  • $1899
  • APS-C
  • Built-in GPS
  • $1198
  • APS-C
  • Built-in Wi-Fi
  • NFC
Olympus Stylus 1s
Sony A77 II
  • $549
  • 1/1.7 inch
  • Touchscreen
  • Integrated ND filter
  • $1198
  • APS-C
  • Larger sensor
  • Tilt-swivel screen
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