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Olympus E-M10 vs Sony A33

Portability
82
Imaging
53
Features
73
Overall
61
Olympus OM-D E-M10 front
 
Sony SLT-A33 front
Portability
67
Imaging
54
Features
80
Overall
64

Olympus E-M10 vs Sony A33 Key Specs

Olympus E-M10
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 396g - 119 x 82 x 46mm
  • Launched March 2014
  • Later Model is Olympus E-M10 II
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Released August 2010
  • Successor is Sony A35
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Olympus E-M10 vs Sony A33 Overview

The following is a detailed analysis of the Olympus E-M10 and Sony A33, one is a Entry-Level Mirrorless and the other is a Entry-Level DSLR by manufacturers Olympus and Sony. The sensor resolution of the E-M10 (16MP) and the A33 (14MP) is fairly similar but the E-M10 (Four Thirds) and A33 (APS-C) have different sensor size.

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The E-M10 was announced 3 years after the A33 which is quite a large gap as far as tech is concerned. Both of these cameras feature different body design with the Olympus E-M10 being a SLR-style mirrorless camera and the Sony A33 being a Compact SLR camera.

Before delving straight to a more detailed comparison, here is a short summation of how the E-M10 matches up against the A33 in the way of portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M10 over the Sony A33

 E-M10 A33 
ReleasedMarch 2014August 2010Newer by 44 months
Display resolution1037k921kSharper display (+116k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A33 over the Olympus E-M10

 A33 E-M10 
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Take selfies

Common features in the Olympus E-M10 and Sony A33

 E-M10 A33 
Manually focus Dial accurate focus
Display size3"3"Same display size

Olympus E-M10 vs Sony A33 Physical Comparison

When you are looking to travel with your camera frequently, you should think about its weight and size. The Olympus E-M10 has got physical measurements of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") and a weight of 396 grams (0.87 lbs) while the Sony A33 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Analyze the Olympus E-M10 and Sony A33 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change based on the lens you have chosen at that moment. Underneath is a front view dimension comparison of the E-M10 and the A33.

Olympus E-M10 vs Sony A33 size comparison

Taking into account size and weight, the portability grade of the E-M10 and A33 is 82 and 67 respectively.

Olympus E-M10 vs Sony A33 top view buttons comparison

Olympus E-M10 vs Sony A33 Sensor Comparison

Usually, its hard to visualize the gap between sensor dimensions simply by reading a spec sheet. The pic below will give you a much better sense of the sensor measurements in the E-M10 and A33.

As you can see, each of the cameras come with different megapixels and different sensor dimensions. The E-M10 with its tinier sensor is going to make getting bokeh trickier and the Olympus E-M10 will offer more detail with its extra 2MP. Greater resolution will let you crop photos a good deal more aggressively. The more recent E-M10 provides a benefit in sensor tech.

Olympus E-M10 vs Sony A33 sensor size comparison

Olympus E-M10 vs Sony A33 Screen and ViewFinder

Olympus E-M10 vs Sony A33 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Olympus E-M10 Portrait photography info
Sony A33 Portrait photography info
71
manual focus
decent megapixels (16MP)
sensor size is nice (Four Thirds)
comes with face detection focus
delivers RAW files
72
you can focus manually
MP count good (14 megapixels)
decent sensor size (APS-C)
comes with face detect focusing
supports RAW formats
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Street Comparison

Olympus E-M10 as a Street photography camera
Sony A33 as a Street photography camera
77
screen tilts
image stabilization (Sensor based)
sensor size is nice (Four Thirds)
delivers RAW files
provides focus via touch
above average ISO range (25,600)
more heavy than competition (396 grams)
76
fully articulated screen
image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
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Sports Comparison

Olympus E-M10 Sports photography features
Sony A33 Sports photography features
66
image stabilization (Sensor based)
decent megapixels (16MP)
sensor size is nice (Four Thirds)
comes with tracking autofocus
doesn't have phase detect auto focus
67
image stabilization (Sensor based)
MP count good (14 megapixels)
decent sensor size (APS-C)
sensor has phase detect AF
terrible battery pack (340 per charge)
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Travel Comparison

Olympus E-M10 Travel photography highlights
Sony A33 Travel photography highlights
67
provides focus via touch
decent megapixels (16 megapixels)
flash built-in
more heavy than competition (396g)
does not offer selfie friendly screen
61
MP count good (14MP)
flash built-in
display is selfie friendly
no Time Lapse function
terrible battery pack (340 CIPA)
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Landscape Comparison

Olympus E-M10 Landscape photography information
Sony A33 Landscape photography information
79
manual focus
change lenses (Micro Four Thirds mount)
screen is a decent size (3 inch)
image stabilization (Sensor based)
decent megapixels (16MP)
sensor size is nice (Four Thirds)
above average ISO range (25,600)
delivers RAW files
67
you can focus manually
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3")
image stabilization (Sensor based)
MP count good (14MP)
decent sensor size (APS-C)
supports RAW formats
terrible battery pack (340 per charge)
no Time Lapse function
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Vlogging Comparison

Olympus E-M10 Vlogging information
Sony A33 Vlogging information
33
touchscreen enabled
image stabilization (Sensor based)
comes with face detection focus
high quality video (1920 x 1080 pxls)
does not offer selfie friendly screen
doesn't have external microphone socket
more heavy than competition (396g)
77
display is selfie friendly
image stabilization (Sensor based)
comes with face detect focusing
video res high (1920 x 1080 pixels)
includes mic socket
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Olympus E-M10 vs Sony A33 Specifications

Detailed spec comparison table for Olympus E-M10 and Sony A33
 Olympus OM-D E-M10Sony SLT-A33
General Information
Make Olympus Sony
Model type Olympus OM-D E-M10 Sony SLT-A33
Category Entry-Level Mirrorless Entry-Level DSLR
Launched 2014-03-18 2010-08-24
Physical type SLR-style mirrorless Compact SLR
Sensor Information
Processor TruePic VII Bionz
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.5 x 15.6mm
Sensor surface area 224.9mm² 366.6mm²
Sensor resolution 16 megapixel 14 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 4608 x 3456 4592 x 3056
Max native ISO 25600 12800
Max enhanced ISO - 25600
Minimum native ISO 200 100
RAW support
Autofocusing
Focus manually
Touch focus
Continuous AF
Single AF
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 81 15
Cross type focus points - 3
Lens
Lens mount type Micro Four Thirds Sony/Minolta Alpha
Available lenses 107 143
Crop factor 2.1 1.5
Screen
Display type Tilting Fully Articulated
Display diagonal 3 inches 3 inches
Display resolution 1,037 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch operation
Display technology TFT LCD -
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 1,440 thousand dots 1,150 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.58x 0.73x
Features
Min shutter speed 60 seconds 30 seconds
Max shutter speed 1/4000 seconds 1/4000 seconds
Continuous shutter rate 8.0 frames per sec 7.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance 5.80 m (ISO100) 10.00 m (@ ISO 100)
Flash options Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual(1/1(FULL)~1/64) Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AEB
White balance bracketing
Max flash synchronize 1/250 seconds 1/160 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30p), 1280 x 720 (30p), 640 x 480 (30 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution 1920x1080 1920x1080
Video file format H.264, Motion JPEG MPEG-4, AVCHD, H.264
Mic port
Headphone port
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 396 gr (0.87 lbs) 500 gr (1.10 lbs)
Physical dimensions 119 x 82 x 46mm (4.7" x 3.2" x 1.8") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall rating 72 70
DXO Color Depth rating 22.8 22.8
DXO Dynamic range rating 12.3 12.6
DXO Low light rating 884 591
Other
Battery life 320 pictures 340 pictures
Battery type Battery Pack Battery Pack
Battery ID BLS-5 NP-FW50
Self timer Yes (12 sec., 2 sec.,custom (Waiting time 1-30sec.,Shooting interval 0.5/1/2/3sec.,Number of shots 1-10)) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Cost at release $600 $230