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Olympus E-M5 III vs Sony TX20

Portability
80
Imaging
62
Features
88
Overall
72
Olympus OM-D E-M5 III front
 
Sony Cyber-shot DSC-TX20 front
Portability
96
Imaging
39
Features
50
Overall
43

Olympus E-M5 III vs Sony TX20 Key Specs

Olympus E-M5 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Introduced October 2019
  • Succeeded the Olympus E-M5 II
  • Replacement is OM System OM-5
Sony TX20
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F3.5-4.6) lens
  • 133g - 96 x 56 x 18mm
  • Introduced February 2012
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Olympus E-M5 III vs Sony TX20 Overview

Following is a complete assessment of the Olympus E-M5 III vs Sony TX20, one is a Advanced Mirrorless and the latter is a Ultracompact by brands Olympus and Sony. There exists a significant gap between the image resolutions of the E-M5 III (20MP) and TX20 (16MP) and the E-M5 III (Four Thirds) and TX20 (1/2.3") come with different sensor sizing.

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The E-M5 III was brought out 7 years after the TX20 which is quite a sizable gap as far as technology is concerned. Each of the cameras offer different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Sony TX20 being a Ultracompact camera.

Before diving in to a comprehensive comparison, below is a brief view of how the E-M5 III scores against the TX20 in the way of portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M5 III over the Sony TX20

 E-M5 III TX20 
IntroducedOctober 2019February 2012More modern by 93 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution1040k922kSharper screen (+118k dot)
Selfie screen Easy selfies

Reasons to pick Sony TX20 over the Olympus E-M5 III

 TX20 E-M5 III 

Common features in the Olympus E-M5 III and Sony TX20

 E-M5 III TX20 
Manual focus Dial precise focusing
Screen sizing3"3"Equivalent screen measurement
Touch friendly screen Quickly navigate

Olympus E-M5 III vs Sony TX20 Physical Comparison

If you are planning to carry around your camera often, you have to take into account its weight and volume. The Olympus E-M5 III has external dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") accompanied by a weight of 414 grams (0.91 lbs) whilst the Sony TX20 has sizing of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") having a weight of 133 grams (0.29 lbs).

Take a look at the Olympus E-M5 III vs Sony TX20 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you are using at that moment. Underneath is the front view dimensions comparison of the E-M5 III compared to the TX20.

Olympus E-M5 III vs Sony TX20 size comparison

Taking into consideration dimensions and weight, the portability grade of the E-M5 III and TX20 is 80 and 96 respectively.

Olympus E-M5 III vs Sony TX20 top view buttons comparison

Olympus E-M5 III vs Sony TX20 Sensor Comparison

Typically, it is hard to imagine the difference between sensor sizes only by looking at a spec sheet. The picture here will offer you a more clear sense of the sensor sizes in the E-M5 III and TX20.

As you can see, both of the cameras enjoy different megapixels and different sensor sizes. The E-M5 III due to its bigger sensor is going to make shooting shallow DOF easier and the Olympus E-M5 III will give you more detail having its extra 4 Megapixels. Higher resolution will also make it easier to crop shots far more aggressively. The fresher E-M5 III should have a benefit with regard to sensor innovation.

Olympus E-M5 III vs Sony TX20 sensor size comparison

Olympus E-M5 III vs Sony TX20 Screen and ViewFinder

Olympus E-M5 III vs Sony TX20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 III Portrait photography features
Sony TX20 Portrait photography features
77
you can focus manually
megapixel count decent (20 megapixels)
good sensor size (Four Thirds)
comes with face detection focus
exports RAW formats
40
you can focus manually
MP count good (16 megapixels)
provides face detection autofocus
lack of manual mode
can't use external flash
tiny sensor size (1/2.3")
has no RAW support
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Street Comparison

Olympus E-M5 III as a Street photography camera
Sony TX20 as a Street photography camera
83
screen can move to multiple angles
built in image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
exports RAW formats
provides touch to focus
weather proof
very good high ISO (25,600)
67
built in image stabilization (Optical)
includes touch to focus
weather proofing
no moving screen
tiny sensor size (1/2.3")
has no RAW support
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Sports Comparison

Olympus E-M5 III Sports photography features
Sony TX20 Sports photography features
76
high shutter speed (1/8,000s)
silent shooting (1/32,000s)
high fps (30.0 frames/s)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
good sensor size (Four Thirds)
comes with tracking autofocus
weather proof
comes with phase detect auto focus
bad battery power (310 per charge)
50
built in image stabilization (Optical)
MP count good (16MP)
provides tracking autofocus
weather proofing
great battery power (250 per charge)
no shutter priority
tiny sensor size (1/2.3")
has no phase detect autofocus
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Travel Comparison

Olympus E-M5 III Travel photography factors
Sony TX20 Travel photography factors
77
weather proof
connects via bluetooth
provides touch to focus
megapixel count decent (20MP)
screen is selfie friendly
bad battery power (310 CIPA)
72
great battery power (250 CIPA)
weather proofing
includes touch to focus
MP count good (16 megapixels)
built-in flash
quite wide (25mm)
missing Time Lapse recording
display isn't selfie friendly
slow maximum aperture (f3.5)
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Landscape Comparison

Olympus E-M5 III Landscape photography info
Sony TX20 Landscape photography info
77
you can focus manually
swap lenses (Micro Four Thirds mount)
decent sized screen (3")
built in image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
good sensor size (Four Thirds)
very good high ISO (25,600)
exports RAW formats
weather proof
bad battery power (310 CIPA)
52
you can focus manually
quite wide (25mm)
nice screen size (3")
built in image stabilization (Optical)
MP count good (16 megapixels)
weather proofing
great battery power (250 per charge)
lens is fixed (fixed lens mount)
slow maximum aperture (f3.5)
lack of manual mode
tiny sensor size (1/2.3")
has no RAW support
missing Time Lapse recording
Photography Glossary

Vlogging Comparison

Olympus E-M5 III as a Vlogging camera
Sony TX20 as a Vlogging camera
84
screen is selfie friendly
touchscreen capability
built in image stabilization (Sensor based 5-axis)
comes with face detection focus
high res video (4096 x 2160 pixels)
does have external mic port
35
quite wide (25mm)
touchscreen
built in image stabilization (Optical)
provides face detection autofocus
video res high (1920 x 1080 resolution)
slow maximum aperture (f3.5)
display isn't selfie friendly
missing external mic port
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Olympus E-M5 III vs Sony TX20 Specifications

Detailed spec comparison table for Olympus E-M5 III and Sony TX20
 Olympus OM-D E-M5 IIISony Cyber-shot DSC-TX20
General Information
Brand Name Olympus Sony
Model Olympus OM-D E-M5 III Sony Cyber-shot DSC-TX20
Class Advanced Mirrorless Ultracompact
Introduced 2019-10-17 2012-02-28
Body design SLR-style mirrorless Ultracompact
Sensor Information
Powered by TruePic VIII BIONZ
Sensor type MOS BSI-CMOS
Sensor size Four Thirds 1/2.3"
Sensor dimensions 17.4 x 13mm 6.17 x 4.55mm
Sensor area 226.2mm² 28.1mm²
Sensor resolution 20 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3 and 16:9
Full resolution 5184 x 3888 4608 x 3456
Max native ISO 25600 3200
Minimum native ISO 200 125
RAW format
Minimum boosted ISO 64 -
Autofocusing
Manual focus
Touch to focus
Continuous AF
AF single
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 121 -
Cross focus points - -
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 25-100mm (4.0x)
Max aperture - f/3.5-4.6
Macro focus range - 1cm
Number of lenses 107 -
Crop factor 2.1 5.8
Screen
Range of display Fully Articulated Fixed Type
Display size 3 inch 3 inch
Display resolution 1,040 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch friendly
Display technology - XtraFine TruBlack TFT LCD
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% -
Viewfinder magnification 0.68x -
Features
Lowest shutter speed 60s 4s
Highest shutter speed 1/8000s 1/1600s
Highest quiet shutter speed 1/32000s -
Continuous shooting speed 30.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Set WB
Image stabilization
Inbuilt flash
Flash range no built-in flash 3.70 m
Flash options Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, On, Off, Slow Sync
External flash
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/250s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 4096x2160 1920x1080
Video file format MPEG-4, H.264 MPEG-4, AVCHD
Mic jack
Headphone jack
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 414 gr (0.91 lbs) 133 gr (0.29 lbs)
Dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 96 x 56 x 18mm (3.8" x 2.2" x 0.7")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 310 images 250 images
Battery form Battery Pack Battery Pack
Battery model BLN-1 NP-BN
Self timer Yes (2 or 10 secs, custom) Yes (2 or 10 sec, Portrait 1/2)
Time lapse shooting
Storage media SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo
Storage slots 1 1
Retail pricing $1,199 $330