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Sony A900 vs Olympus E-M10 II

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35mm 861.6mm²
24.6 megapixels
ISO 200 - 3200

Go in depth with our full Sony A900 Review.
See real-world photos taken with the A900.

4/3 224.9mm²
16.1 megapixels
ISO 200 - 25,600

Go in depth with our full Olympus E-M10 II Review.
How does it shoot? Olympus E-M10 II in the real world.
See real-world photos taken with the E-M10 II.
Compare Olympus E-M10 II image quality against competitors.
What’s the bottom line? Read our Olympus E-M10 II conclusion.

Buy From

Differences

Sony A900 advantages over Olympus E-M10 II

Larger sensor
35mm vs 4/3
More sensor area. Bigger is (generally) better.
Bigger pixels
~ 5.94 vs 3.75 microns
Better low-light and dynamic range (all else equal)
Fast startup
~0.50 vs 0.8 sec
Faster startup lets you catch the moment
Higher effective ISO

Higher effective ISO

Maximum effective ISO is an estimate of the highest sensitivity at which a camera can capture excellent quality photos.

Cameras with higher effective ISO will be better choices for indoor photography, night shooting, and indoor sports photography, especially if you intend to make large prints.

You can learn more at our glossary entry.

Maximum effective ISO test data courtesy of DxO Mark.
A900 test data on DxO Mark E-M10 II test data on DxO Mark

1,431 vs 842 iso
Take photos in low light with less noise
Longer stills battery life
More info

Longer stills battery life

Cameras with longer battery life can take more photos before exhausting their batteries.

Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

880 vs 320 shots
Capture more photos
Top deck display
Yes vs No
Check settings with a screen on top of the camera
More viewfinder magnification
0.74x vs 0.62x
Get a bigger view of the scene through the eye-level viewfinder
More pixels
24.6 vs 16.1 megapixels
Higher resolution photos
Dual card slots
Yes vs No
Gives you more storage flexibility
Has anti-aliasing filter
Filter vs No Filter
Reduces unsightly moiré in photos

Olympus E-M10 II advantages over Sony A900

Lens selection
Excellent vs Good
Better lens selection gives you more options
Focus peaking
Peaker vs Non-peaker
Your camera will highlight what's in focus
Touchscreen
Touch vs No touch
Interact with your camera just like your smartphone
Tiltable Screen
Tiltable vs Fixed
Tilt the screen for shooting flexbility
Built-in Wi-Fi
Wi-Fi vs None
Share your photos wirelessly
Internal flash
Internal flash vs None
Useful in a pinch for fill flash
Thinner
46 mm vs 81 mm
Thinner
Newer
9 years vs 16 years old
Newer cameras often support more advanced features
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
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
Longer exposure
60 vs 30 sec
Long exposures for night shots
Faster JPEG shooting
8.9 fps vs 5.0 fps
Faster JPEG shooting (burst mode)
Bigger JPEG buffer
28 vs 11 shots
Take more JPEG shots before waiting (burst mode)
Slow-motion videos
Yes vs No
Shoot slow-motion videos
Faster shutter
1/16000 vs 1/8000 sec
Shoot wide open in bright light
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
In-Camera Image Stabilization
Both provide
Reduces the effects of camera shake at slower shutter speeds
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 panoramas
Neither provide
Stitches multiple shots into a panoramic photo
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
External Mic Jack
Neither provide
Improved sound fidelity when shooting video
Headphone jack
Neither provide
Monitor audio recording while you shoot video

User reviews

Amazon
Adorama
Read A900 User Reviews

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Review Excerpt

Read our Sony A900 Full Review

Excellent value for the money; Professional-grade ergonomics; Incredibly good image quality for its class; Solid performance specs across the board; Loaded with features.
Kit lens may not be quite as sharp as previous kit lens from this line; Below average battery life; Somewhat confusing menu systems.
Read our Olympus E-M10 II Review

The Competition

Compared to Sony A850

Sony A900

Sony A850

$3000
35mm

Faster JPEG shooting

$2219
35mm

Less expensive
Bigger JPEG buffer

Compare Sony A900 vs Sony A850

Olympus E-M10 II

Sony A850

$349
4/3

Lens selection
Focus peaking

$2219
35mm

Larger sensor
Bigger pixels

Compare Olympus E-M10 II vs Sony A850

Compared to Nikon D800

Sony A900

Nikon D800

$3000
35mm

In-Camera Image Stabilization
Bigger pixels

$1850
35mm

Lens selection
Fast startup

Compare Sony A900 vs Nikon D800

Olympus E-M10 II

Nikon D800

$349
4/3

Focus peaking
In-Camera Image Stabilization

$1850
35mm

Larger sensor
Bigger pixels

Compare Olympus E-M10 II vs Nikon D800

Compared to Canon 5D Mark III

Sony A900

Canon 5D Mark III

$3000
35mm

In-Camera Image Stabilization

$2084
35mm

Lens selection
Higher effective ISO

Compare Sony A900 vs Canon 5D Mark III

Olympus E-M10 II

Canon 5D Mark III

$349
4/3

Less expensive
Focus peaking

$2084
35mm

Larger sensor
Bigger pixels

Compare Olympus E-M10 II vs Canon 5D Mark III

Compared to Olympus E-M10

Sony A900

Olympus E-M10

$3000
35mm

Larger sensor
Bigger pixels

$399
4/3

Lens selection
Focus peaking

Compare Sony A900 vs Olympus E-M10

Olympus E-M10 II

Olympus E-M10

$349
4/3

Fast startup
Shoots 24p video

$399
4/3

Compare Olympus E-M10 II vs Olympus E-M10

Compared to Panasonic GX85

Sony A900

Panasonic GX85

$3000
35mm

Larger sensor
Bigger pixels

$598
4/3

Lens selection
Focus peaking

Compare Sony A900 vs Panasonic GX85

Olympus E-M10 II

Panasonic GX85

$349
4/3

Higher effective ISO
More telephoto lens reach

$598
4/3

Shoot 4K video
In-camera panoramas

Compare Olympus E-M10 II vs Panasonic GX85

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