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Sony RX100 III vs Sony TX20

Portability
89
Imaging
51
Features
77
Overall
61
Sony Cyber-shot DSC-RX100 III front
 
Sony Cyber-shot DSC-TX20 front
Portability
96
Imaging
39
Features
50
Overall
43

Sony RX100 III vs Sony TX20 Key Specs

Sony RX100 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-70mm (F1.8-2.8) lens
  • 290g - 102 x 58 x 41mm
  • Revealed May 2014
  • Succeeded the Sony RX100 II
  • Successor is Sony RX100 IV
Sony TX20
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 125 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F3.5-4.6) lens
  • 133g - 96 x 56 x 18mm
  • Released February 2012
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Sony RX100 III vs Sony TX20 Overview

Lets look a little more in depth at the Sony RX100 III vs Sony TX20, one being a Large Sensor Compact and the other is a Ultracompact and they are both built by Sony. There exists a huge gap among the resolutions of the RX100 III (20MP) and TX20 (16MP) and the RX100 III (1") and TX20 (1/2.3") possess different sensor dimensions.

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The RX100 III was launched 2 years later than the TX20 and that is a fairly significant gap as far as camera technology is concerned. Both of the cameras come with different body type with the Sony RX100 III being a Large Sensor Compact camera and the Sony TX20 being a Ultracompact camera.

Before going through a complete comparison, below is a simple synopsis of how the RX100 III grades vs the TX20 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Sony RX100 III over the Sony TX20

 RX100 III TX20 
ReleasedMay 2014February 2012Fresher by 27 months
Display typeTiltingFixed Tilting display
Display resolution1229k922kCrisper display (+307k dot)
Selfie screen Easy selfies

Reasons to pick Sony TX20 over the Sony RX100 III

 TX20 RX100 III 
Touch display Easily navigate

Common features in the Sony RX100 III and Sony TX20

 RX100 III TX20 
Manually focus More exact focusing
Display dimension3"3"Identical display sizing

Sony RX100 III vs Sony TX20 Physical Comparison

For those who are aiming to carry your camera often, you will have to think about its weight and proportions. The Sony RX100 III provides outer dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 290 grams (0.64 lbs) whilst the Sony TX20 has measurements of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") along with a weight of 133 grams (0.29 lbs).

Contrast the Sony RX100 III vs Sony TX20 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing during that time. The following is the front view overall size comparison of the RX100 III versus the TX20.

Sony RX100 III vs Sony TX20 size comparison

Using dimensions and weight, the portability rating of the RX100 III and TX20 is 89 and 96 respectively.

Sony RX100 III vs Sony TX20 top view buttons comparison

Sony RX100 III vs Sony TX20 Sensor Comparison

Sometimes, it is very difficult to picture the gap in sensor sizing purely by researching technical specs. The photograph here will offer you a greater sense of the sensor sizes in the RX100 III and TX20.

As you can tell, both of those cameras posses different megapixels and different sensor sizing. The RX100 III because of its larger sensor is going to make achieving shallower DOF less difficult and the Sony RX100 III will provide you with greater detail utilizing its extra 4MP. Greater resolution can also let you crop photos somewhat more aggressively. The newer RX100 III provides an advantage when it comes to sensor tech.

Sony RX100 III vs Sony TX20 sensor size comparison

Sony RX100 III vs Sony TX20 Screen and ViewFinder

Sony RX100 III vs Sony TX20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sony RX100 III
Portrait photography with Sony TX20
64
manual focus
high flash sync (1/2,000s)
megapixel count good (20MP)
sensor size is good (1")
includes face detect focus
supports RAW files
no external flash support
40
has manual focus
resolution is good (16MP)
features face detect focusing
lack of manual exposure
no external flash support
sensor is small (1/2.3")
does not have RAW support
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Street Comparison

Sony RX100 III Street photography information
Sony TX20 Street photography information
85
screen tilts up and down
image stabilization (Optical)
sensor size is good (1")
supports RAW files
lighter than competition (290 grams)
67
image stabilization (Optical)
features focus via touch
environment proofing
fixed screen
sensor is small (1/2.3")
does not have RAW support
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Sports Comparison

Sony RX100 III as a Sports photography camera
Sony TX20 as a Sports photography camera
65
image stabilization (Optical)
megapixel count good (20 megapixels)
sensor size is good (1")
includes tracking focus
lacks phase detect auto focus
50
image stabilization (Optical)
resolution is good (16 megapixels)
features tracking focus
environment proofing
better than average battery power (250 per charge)
no shutter priority
sensor is small (1/2.3")
does not have phase detect AF
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Travel Comparison

Sony RX100 III as a Travel photography camera
Sony TX20 as a Travel photography camera
85
lighter than competition (290 grams)
megapixel count good (20 megapixels)
flash built-in
screen is selfie friendly
relatively wide (24mm)
fast maximum aperture (f1.8)
72
better than average battery power (250 per charge)
environment proofing
features focus via touch
resolution is good (16MP)
has built in flash
relatively wide (25mm)
does not have Timelapse function
display is not selfie friendly
sluggish max aperture (f3.5)
Photography Glossary

Landscape Comparison

Sony RX100 III Landscape photography info
Sony TX20 Landscape photography info
73
manual focus
relatively wide (24mm)
fast maximum aperture (f1.8)
screen is a good size (3 inch)
image stabilization (Optical)
megapixel count good (20 megapixels)
sensor size is good (1")
supports RAW files
fixed lens (fixed lens mount)
52
has manual focus
relatively wide (25mm)
screen is a good size (3 inches)
image stabilization (Optical)
resolution is good (16MP)
environment proofing
better than average battery power (250 shots)
can't change lens (fixed lens mount)
sluggish max aperture (f3.5)
lack of manual exposure
sensor is small (1/2.3")
does not have RAW support
does not have Timelapse function
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Vlogging Comparison

Sony RX100 III Vlogging info
Sony TX20 Vlogging info
80
relatively wide (24mm)
fast maximum aperture (f1.8)
screen is selfie friendly
image stabilization (Optical)
includes face detect focus
video resolution high (1920 x 1080 pixels)
lighter than competition (290g)
does not have microphone socket
35
relatively wide (25mm)
touchscreen
image stabilization (Optical)
features face detect focusing
video resolution high (1920 x 1080 pxls)
sluggish max aperture (f3.5)
display is not selfie friendly
does not have microphone support
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Sony RX100 III vs Sony TX20 Specifications

Detailed spec comparison table for Sony RX100 III and Sony TX20
 Sony Cyber-shot DSC-RX100 IIISony Cyber-shot DSC-TX20
General Information
Brand Sony Sony
Model type Sony Cyber-shot DSC-RX100 III Sony Cyber-shot DSC-TX20
Category Large Sensor Compact Ultracompact
Revealed 2014-05-15 2012-02-28
Physical type Large Sensor Compact Ultracompact
Sensor Information
Processor Bionz X BIONZ
Sensor type BSI-CMOS BSI-CMOS
Sensor size 1" 1/2.3"
Sensor measurements 13.2 x 8.8mm 6.17 x 4.55mm
Sensor area 116.2mm² 28.1mm²
Sensor resolution 20 megapixels 16 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3 and 16:9
Full resolution 5472 x 3648 4608 x 3456
Max native ISO 12800 3200
Minimum native ISO 125 125
RAW files
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 25 -
Cross type focus points - -
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 24-70mm (2.9x) 25-100mm (4.0x)
Maximal aperture f/1.8-2.8 f/3.5-4.6
Macro focusing distance 5cm 1cm
Focal length multiplier 2.7 5.8
Screen
Type of display Tilting Fixed Type
Display diagonal 3 inch 3 inch
Display resolution 1,229 thousand dots 922 thousand dots
Selfie friendly
Liveview
Touch capability
Display tech - XtraFine TruBlack TFT LCD
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 1,440 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.59x -
Features
Lowest shutter speed 30 seconds 4 seconds
Highest shutter speed 1/2000 seconds 1/1600 seconds
Continuous shooting rate 10.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Set white balance
Image stabilization
Inbuilt flash
Flash distance - 3.70 m
Flash settings - Auto, On, Off, Slow Sync
Hot shoe
AEB
White balance bracketing
Highest flash synchronize 1/2000 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 1920x1080 1920x1080
Video format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD
Microphone support
Headphone support
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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 290 gr (0.64 lbs) 133 gr (0.29 lbs)
Dimensions 102 x 58 x 41mm (4.0" x 2.3" x 1.6") 96 x 56 x 18mm (3.8" x 2.2" x 0.7")
DXO scores
DXO All around rating 67 not tested
DXO Color Depth rating 22.4 not tested
DXO Dynamic range rating 12.3 not tested
DXO Low light rating 495 not tested
Other
Battery life 320 photographs 250 photographs
Battery style Battery Pack Battery Pack
Battery ID NP-BX1 NP-BN
Self timer Yes (2 or 10 sec, self-portrait, continuous) Yes (2 or 10 sec, Portrait 1/2)
Time lapse feature With downloadable app
Storage type SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo
Card slots 1 1
Retail cost $748 $330