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Sony A7 III vs Sony W620

Portability
63
Imaging
74
Features
92
Overall
81
Sony Alpha A7 III front
 
Sony Cyber-shot DSC-W620 front
Portability
96
Imaging
38
Features
25
Overall
32

Sony A7 III vs Sony W620 Key Specs

Sony A7 III
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Raise to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 650g - 127 x 96 x 74mm
  • Launched February 2018
  • Old Model is Sony A7 II
  • Newer Model is Sony A7 IV
Sony W620
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200
  • 1280 x 720 video
  • 28-140mm (F3.2-6.5) lens
  • 116g - 98 x 56 x 20mm
  • Launched January 2012
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Sony A7 III vs Sony W620 Overview

Following is a comprehensive assessment of the Sony A7 III and Sony W620, one is a Pro Mirrorless and the other is a Small Sensor Compact and both of them are produced by Sony. There exists a crucial gap among the sensor resolutions of the A7 III (24MP) and W620 (14MP) and the A7 III (Full frame) and W620 (1/2.3") offer different sensor size.

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The A7 III was released 6 years after the W620 which is a fairly serious gap as far as camera technology is concerned. Both of the cameras feature different body design with the Sony A7 III being a SLR-style mirrorless camera and the Sony W620 being a Compact camera.

Before going into a more detailed comparison, here is a simple summation of how the A7 III scores versus the W620 in regards to portability, imaging, features and an overall score.

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Reasons to pick Sony A7 III over the Sony W620

 A7 III W620 
LaunchedFebruary 2018January 2012More modern by 75 months
Manually focus Very precise focusing
Display typeTiltingFixed Tilting display
Display size3"2.7"Larger display (+0.3")
Display resolution922k230kCrisper display (+692k dot)
Touch display Easily navigate

Reasons to pick Sony W620 over the Sony A7 III

 W620 A7 III 

Common features in the Sony A7 III and Sony W620

 A7 III W620 
Selfie screen Missing selfie screen

Sony A7 III vs Sony W620 Physical Comparison

When you are intending to carry around your camera often, you'll have to factor in its weight and proportions. The Sony A7 III has external measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 650 grams (1.43 lbs) while the Sony W620 has measurements of 98mm x 56mm x 20mm (3.9" x 2.2" x 0.8") accompanied by a weight of 116 grams (0.26 lbs).

Look at the Sony A7 III and Sony W620 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are working with at that time. The following is a front view dimension comparison of the A7 III and the W620.

Sony A7 III vs Sony W620 size comparison

Considering dimensions and weight, the portability grade of the A7 III and W620 is 63 and 96 respectively.

Sony A7 III vs Sony W620 top view buttons comparison

Sony A7 III vs Sony W620 Sensor Comparison

Sometimes, it can be difficult to visualize the contrast in sensor sizes only by going through specifications. The pic here will provide you a stronger sense of the sensor sizing in the A7 III and W620.

Plainly, both cameras feature different megapixels and different sensor sizes. The A7 III featuring a larger sensor is going to make shooting shallow depth of field easier and the Sony A7 III will produce extra detail as a result of its extra 10 Megapixels. Greater resolution will also enable you to crop photos way more aggressively. The fresher A7 III provides an advantage when it comes to sensor innovation.

Sony A7 III vs Sony W620 sensor size comparison

Sony A7 III vs Sony W620 Screen and ViewFinder

Sony A7 III vs Sony W620 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7 III Portrait photography info
Sony W620 Portrait photography info
84
has manual focus
megapixel count decent (24MP)
big sensor size (Full frame)
has face detection autofocus
exports RAW files
34
MP count decent (14MP)
includes face detect focusing
manual focus not available
no manual control
no external flash support
sensor is very small (1/2.3")
has no RAW files
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Street Comparison

Sony A7 III as a Street photography camera
Sony W620 as a Street photography camera
78
screen tilts
has image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
exports RAW files
supports focus via touch
environment proof
above average high ISO (51,200)
56
lighter than competitors in class (116 grams)
no articulating screen
does not have image stabilization
sensor is very small (1/2.3")
has no RAW files
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Sports Comparison

Sony A7 III Sports photography details
Sony W620 Sports photography details
87
high shutter speed (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
megapixel count decent (24 megapixels)
big sensor size (Full frame)
has tracking autofocus
environment proof
great battery power (610 per charge)
supports phase detect autofocus
33
MP count decent (14MP)
includes tracking focus
slow frames per second (1.0 fps)
no shutter priority mode
does not have image stabilization
sensor is very small (1/2.3")
has no phase detect AF
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Travel Comparison

Sony A7 III as a Travel photography camera
Sony W620 as a Travel photography camera
73
great battery power (610 CIPA)
environment proof
connects via bluetooth
supports focus via touch
megapixel count decent (24 megapixels)
doesn't posses selfie friendly screen
68
lighter than competitors in class (116g)
MP count decent (14MP)
flash built-in
pretty wide (28mm)
lack of Timelapse function
screen isn't selfie friendly
slow max aperture (f3.2)
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Landscape Comparison

Sony A7 III Landscape photography advice
Sony W620 Landscape photography advice
85
has manual focus
change lenses (Sony E mount)
decent sized screen (3")
has image stabilization (Sensor based 5-axis)
megapixel count decent (24MP)
big sensor size (Full frame)
above average high ISO (51,200)
exports RAW files
environment proof
great battery power (610 shots)
two card slots
33
pretty wide (28mm)
MP count decent (14 megapixels)
manual focus not available
cannot switch lenses (fixed lens mount)
slow max aperture (f3.2)
screen is somewhat small (2.7 inch)
no manual control
does not have image stabilization
sensor is very small (1/2.3")
has no RAW files
lack of Timelapse function
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Vlogging Comparison

Sony A7 III as a Vlogging camera
Sony W620 as a Vlogging camera
36
touchscreen enabled
has image stabilization (Sensor based 5-axis)
has face detection autofocus
high res video (3840 x 2160 resolution)
comes with external microphone socket
doesn't posses selfie friendly screen
30
pretty wide (28mm)
includes face detect focusing
lighter than competitors in class (116g)
slow max aperture (f3.2)
screen isn't selfie friendly
does not have image stabilization
low res video (1280 x 720 resolution)
lack of microphone support
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Sony A7 III vs Sony W620 Specifications

Detailed spec comparison table for Sony A7 III and Sony W620
 Sony Alpha A7 IIISony Cyber-shot DSC-W620
General Information
Brand Sony Sony
Model Sony Alpha A7 III Sony Cyber-shot DSC-W620
Class Pro Mirrorless Small Sensor Compact
Launched 2018-02-27 2012-01-10
Physical type SLR-style mirrorless Compact
Sensor Information
Processor Chip Bionz X BIONZ
Sensor type BSI-CMOS CCD
Sensor size Full frame 1/2.3"
Sensor measurements 35.8 x 23.8mm 6.17 x 4.55mm
Sensor area 852.0mm² 28.1mm²
Sensor resolution 24MP 14MP
Anti aliasing filter
Aspect ratio 3:2 and 16:9 4:3 and 16:9
Peak resolution 6000 x 4000 4320 x 3240
Highest native ISO 51200 3200
Highest enhanced ISO 204800 -
Lowest native ISO 100 100
RAW photos
Lowest enhanced ISO 50 -
Autofocusing
Manual focus
AF touch
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 693 -
Cross focus points - -
Lens
Lens mounting type Sony E fixed lens
Lens focal range - 28-140mm (5.0x)
Maximum aperture - f/3.2-6.5
Macro focus range - 5cm
Total lenses 121 -
Crop factor 1 5.8
Screen
Type of screen Tilting Fixed Type
Screen size 3 inches 2.7 inches
Resolution of screen 922 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch friendly
Screen tech - Clear Photo TFT LCD
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,359 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.78x -
Features
Min shutter speed 30 seconds 2 seconds
Max shutter speed 1/8000 seconds 1/1600 seconds
Continuous shutter rate 10.0 frames per sec 1.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Set WB
Image stabilization
Integrated flash
Flash range no built-in flash 3.00 m
Flash modes no built-in flash Auto, On, Off, Slow Sync
Hot shoe
AE bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) 1280 x 720 (30 fps), 640 x 480 (30 fps)
Highest video resolution 3840x2160 1280x720
Video file format MPEG-4, AVCHD, XAVC S, H.264 Motion JPEG
Microphone support
Headphone support
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 650 grams (1.43 lbs) 116 grams (0.26 lbs)
Physical dimensions 127 x 96 x 74mm (5.0" x 3.8" x 2.9") 98 x 56 x 20mm (3.9" x 2.2" x 0.8")
DXO scores
DXO Overall score 96 not tested
DXO Color Depth score 25.0 not tested
DXO Dynamic range score 14.7 not tested
DXO Low light score 3730 not tested
Other
Battery life 610 shots 220 shots
Form of battery Battery Pack Battery Pack
Battery model NP-FZ100 NP-BN
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes (2 or 10 sec, Portrait 1/2)
Time lapse feature
Storage type SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/SDHC/SDXC, microSD/micro SDHC, Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo
Card slots 2 Single
Launch price $1,998 $102