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OM System OM-5 vs Sony A6600

Portability
80
Imaging
64
Features
88
Overall
73
OM System OM-5 front
 
Sony Alpha a6600 front
Portability
77
Imaging
70
Features
96
Overall
80

OM System OM-5 vs Sony A6600 Key Specs

OM System OM-5
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3.00" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Revealed October 2022
  • Superseded the Olympus E-M5 III
Sony A6600
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Raise to 102400)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 503g - 120 x 67 x 69mm
  • Released August 2019
  • New Model is Sony A6700
Photography Glossary

OM System OM-5 vs Sony A6600 Overview

Following is a extended comparison of the OM System OM-5 versus Sony A6600, both Advanced Mirrorless digital cameras by companies Olympus and Sony. The resolution of the OM System OM-5 (20MP) and the A6600 (24MP) is very well matched but the OM System OM-5 (Four Thirds) and A6600 (APS-C) feature totally different sensor dimensions.

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The OM System OM-5 was introduced 3 years after the A6600 which is quite a large difference as far as tech is concerned. Both the cameras offer different body type with the OM System OM-5 being a SLR-style mirrorless camera and the Sony A6600 being a Rangefinder-style mirrorless camera.

Before delving through a detailed comparison, below is a concise synopsis of how the OM System OM-5 grades against the A6600 for portability, imaging, features and an overall score.

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Reasons to pick OM System OM-5 over the Sony A6600

 OM System OM-5 A6600 
ReleasedOctober 2022August 2019More modern by 39 months
Display typeFully ArticulatedTiltingFully Articulating display
Display resolution1040k922kSharper display (+118k dot)

Reasons to pick Sony A6600 over the OM System OM-5

 A6600 OM System OM-5 

Common features in the OM System OM-5 and Sony A6600

 OM System OM-5 A6600 
Focus manually Dial exact focus
Display sizing3.00"3"Equivalent display sizing
Selfie screen Both good for selfies
Touch display Easily navigate

OM System OM-5 vs Sony A6600 Physical Comparison

For anyone who is going to carry around your camera often, you're going to have to factor in its weight and size. The OM System OM-5 has got external measurements of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") and a weight of 414 grams (0.91 lbs) and the Sony A6600 has specifications of 120mm x 67mm x 69mm (4.7" x 2.6" x 2.7") with a weight of 503 grams (1.11 lbs).

Examine the OM System OM-5 versus Sony A6600 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will change based on the lens you choose at that moment. Following is the front view dimension comparison of the OM System OM-5 compared to the A6600.

OM System OM-5 vs Sony A6600 size comparison

Using size and weight, the portability rating of the OM System OM-5 and A6600 is 80 and 77 respectively.

OM System OM-5 vs Sony A6600 top view buttons comparison

OM System OM-5 vs Sony A6600 Sensor Comparison

Generally, it can be difficult to visualise the difference between sensor sizes just by looking at specifications. The pic here will help provide you a better sense of the sensor measurements in the OM System OM-5 and A6600.

To sum up, the 2 cameras enjoy different megapixels and different sensor sizes. The OM System OM-5 using its tinier sensor will make getting shallow DOF more difficult and the Sony A6600 will give you greater detail using its extra 4MP. Greater resolution will make it easier to crop pics far more aggressively. The more recent OM System OM-5 will have an advantage with regard to sensor tech.

OM System OM-5 vs Sony A6600 sensor size comparison

OM System OM-5 vs Sony A6600 Screen and ViewFinder

OM System OM-5 vs Sony A6600 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

OM System OM-5 Portrait photography info
Sony A6600 Portrait photography info
78
manual focus
decent megapixels (20MP)
sensor size is good (Four Thirds)
comes with face detection autofocus
saves RAW formats
82
manual focus
resolution is good (24MP)
sensor size is decent (APS-C)
has face detect focus
supports RAW files
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Street Comparison

OM System OM-5 Street photography information
Sony A6600 Street photography information
84
screen articulates
built in image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
saves RAW formats
comes with focus via touch
weather proof
very good high ISO (25,600)
84
tilting screen
built in image stabilization (Sensor based 5-axis)
sensor size is decent (APS-C)
supports RAW files
supports focus by touch
weather proofing
good high ISO (32,000)
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Sports Comparison

OM System OM-5 Sports photography info
Sony A6600 Sports photography info
76
high shutter speed (1/8,000s)
silent shutter (1/32,000s)
built in image stabilization (Sensor based 5-axis)
decent megapixels (20 megapixels)
sensor size is good (Four Thirds)
comes with tracking autofocus
weather proof
comes with phase detect autofocus
bad battery (310 per charge)
85
built in image stabilization (Sensor based 5-axis)
resolution is good (24 megapixels)
sensor size is decent (APS-C)
has tracking focus
weather proofing
better than average battery pack (810 CIPA)
supports phase detect auto focus
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Travel Comparison

Travel photography with OM System OM-5
Travel photography with Sony A6600
78
weather proof
supports bluetooth
comes with focus via touch
decent megapixels (20 megapixels)
screen is selfie friendly
bad battery (310 CIPA)
84
better than average battery pack (810 shots)
weather proofing
has bluetooth
supports focus by touch
resolution is good (24MP)
selfie friendly display
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Landscape Comparison

OM System OM-5 Landscape photography features
Sony A6600 Landscape photography features
78
manual focus
change lenses (Micro Four Thirds mount)
pretty good screen size (3.00 inches)
built in image stabilization (Sensor based 5-axis)
decent megapixels (20MP)
sensor size is good (Four Thirds)
very good high ISO (25,600)
saves RAW formats
weather proof
bad battery (310 CIPA)
85
manual focus
interchangeable lenses (Sony E mount)
pretty good screen size (3")
built in image stabilization (Sensor based 5-axis)
resolution is good (24 megapixels)
sensor size is decent (APS-C)
good high ISO (32,000)
supports RAW files
weather proofing
better than average battery pack (810 per charge)
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Vlogging Comparison

OM System OM-5 as a Vlogging camera
Sony A6600 as a Vlogging camera
84
screen is selfie friendly
has touchscreen
built in image stabilization (Sensor based 5-axis)
comes with face detection autofocus
high quality video (4096 x 2160 resolution)
does have external microphone port
84
selfie friendly display
screen is touchscreen
built in image stabilization (Sensor based 5-axis)
has face detect focus
good video quality (3840 x 2160 resolution)
comes with mic jack
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OM System OM-5 vs Sony A6600 Specifications

Detailed spec comparison table for OM System OM-5 and Sony A6600
 OM System OM-5Sony Alpha a6600
General Information
Company Olympus Sony
Model OM System OM-5 Sony Alpha a6600
Class Advanced Mirrorless Advanced Mirrorless
Revealed 2022-10-26 2019-08-28
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor - Bionz X
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.5 x 15.6mm
Sensor surface area 226.2mm² 366.6mm²
Sensor resolution 20 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Peak resolution 5184 x 3888 6000 x 4000
Highest native ISO 25600 32000
Highest enhanced ISO - 102400
Min native ISO 200 100
RAW pictures
Min enhanced ISO 64 -
Autofocusing
Focus manually
Touch to focus
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 121 425
Lens
Lens mounting type Micro Four Thirds Sony E
Available lenses 119 121
Crop factor 2.1 1.5
Screen
Display type Fully Articulated Tilting
Display sizing 3.00" 3"
Resolution of display 1,040 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,360 thousand dot 2,359 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.68x 0.71x
Features
Min shutter speed 60s 30s
Max shutter speed 1/8000s 1/4000s
Max quiet shutter speed 1/32000s -
Continuous shutter speed 10.0fps 11.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash range no built-in flash no built-in flash
Flash settings Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Flash off, Autoflash, Fill-flash, Rear Sync., Slow Sync., Red-eye reduction (On/Off selectable), Hi-speed sync, Wireless
External flash
AEB
White balance bracketing
Max flash sync 1/250s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Highest video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD, XAVC S
Mic input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) Yes
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 414 grams (0.91 pounds) 503 grams (1.11 pounds)
Dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 120 x 67 x 69mm (4.7" x 2.6" x 2.7")
DXO scores
DXO Overall score not tested 82
DXO Color Depth score not tested 23.8
DXO Dynamic range score not tested 13.4
DXO Low light score not tested 1497
Other
Battery life 310 pictures 810 pictures
Form of battery Battery Pack Battery Pack
Battery model BLS-50 NP-FZ1000
Self timer Yes (2 or 10 secs, custom) Yes
Time lapse feature
Storage media SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC + Memory Stick Pro Duo
Storage slots Single Single
Retail pricing $1,200 $1,198