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Sony A7S vs Sony A7S III

Portability
77
Imaging
60
Features
73
Overall
65
Sony Alpha A7S front
 
Sony Alpha A7S III front
Portability
61
Imaging
65
Features
92
Overall
75

Sony A7S vs Sony A7S III Key Specs

Sony A7S
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 409600
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 489g - 127 x 94 x 48mm
  • Introduced April 2014
  • Successor is Sony A7S II
Sony A7S III
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 80 - 102400 (Push to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 699g - 129 x 97 x 81mm
  • Launched July 2020
  • Previous Model is Sony A7S II
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Sony A7S vs Sony A7S III Overview

The following is a thorough analysis of the Sony A7S versus Sony A7S III, both Pro Mirrorless cameras and both of them are sold by Sony. The sensor resolution of the A7S (12MP) and the A7S III (12MP) is very comparable and both cameras provide the same sensor sizes (Full frame).

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The A7S was revealed 7 years before the A7S III which is a fairly large gap as far as camera technology is concerned. The two cameras have the same body design (SLR-style mirrorless).

Before we go into a detailed comparison, here is a simple introduction of how the A7S matches up versus the A7S III when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Sony A7S over the Sony A7S III

 A7S A7S III 

Reasons to pick Sony A7S III over the Sony A7S

 A7S III A7S 
LaunchedJuly 2020April 2014Newer by 76 months
Display typeFully articulatedTiltingFully Articulating display
Display resolution1440k1230kSharper display (+210k dot)
Selfie screen Take selfies
Touch display Easily navigate

Common features in the Sony A7S and Sony A7S III

 A7S A7S III 
Manually focus More exact focus
Display dimensions3"3"Equal display dimensions

Sony A7S vs Sony A7S III Physical Comparison

In case you're going to travel with your camera frequently, you will have to think about its weight and dimensions. The Sony A7S provides outer measurements of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 489 grams (1.08 lbs) whilst the Sony A7S III has dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") with a weight of 699 grams (1.54 lbs).

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Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are utilising at that moment. Here is a front view physical size comparison of the A7S vs the A7S III.

Sony A7S vs Sony A7S III size comparison

Considering dimensions and weight, the portability score of the A7S and A7S III is 77 and 61 respectively.

Sony A7S vs Sony A7S III top view buttons comparison

Sony A7S vs Sony A7S III Sensor Comparison

Typically, it's difficult to see the contrast in sensor dimensions merely by checking out technical specs. The picture here might provide you a clearer sense of the sensor sizing in the A7S and A7S III.

As you have seen, each of the cameras have the same sensor dimensions and the same resolution and you should expect comparable quality of photographs although you will want to take the release date of the cameras into account. The more aged A7S will be disadvantaged when it comes to sensor technology.

Sony A7S vs Sony A7S III sensor size comparison

Sony A7S vs Sony A7S III Screen and ViewFinder

Sony A7S vs Sony A7S III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sony A7S
Portrait photography with Sony A7S III
68
manual focus
sensor size is large (Full frame)
comes with face detection focusing
exports RAW files
low megapixels (12MP)
71
has manual focus
sensor size is great (Full frame)
includes face detect focus
saves RAW files
sensor resolution not great (12MP)
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Street Comparison

Sony A7S Street photography info
Sony A7S III Street photography info
76
tilting screen
sensor size is large (Full frame)
exports RAW files
weather proof
lighter than competition in class (489g)
very good ISO range (409,600)
does not have image stabilization
76
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
saves RAW files
features touch focus
environment proofing
good high ISO (102,400)
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Sports Comparison

Sony A7S as a Sports photography camera
Sony A7S III as a Sports photography camera
52
max shutter speed is good (1/8,000s)
sensor size is large (Full frame)
comes with tracking autofocus
weather proof
slow continuous shooting (5.0 frames per second)
does not have image stabilization
low megapixels (12 megapixels)
bad battery power (360 CIPA)
no phase detect AF
76
great max shutter speed (1/8,000s)
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
includes tracking focus
environment proofing
great battery (600 CIPA)
supports phase detect auto focus
sensor resolution not great (12 megapixels)
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Travel Comparison

Sony A7S Travel photography highlights
Sony A7S III Travel photography highlights
58
lighter than competition in class (489 grams)
weather proof
bad battery power (360 shots)
low megapixels (12MP)
doesn't feature selfie friendly screen
70
great battery (600 shots)
environment proofing
supports bluetooth
features touch focus
screen is selfie friendly
sensor resolution not great (12MP)
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Landscape Comparison

Sony A7S as a Landscape photography camera
Sony A7S III as a Landscape photography camera
66
manual focus
change lenses (Sony E mount)
screen is a decent size (3 inch)
sensor size is large (Full frame)
very good ISO range (409,600)
exports RAW files
weather proof
does not have image stabilization
low megapixels (12MP)
bad battery power (360 CIPA)
77
has manual focus
swap lenses (Sony E mount)
screen is a decent size (3 inch)
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
good high ISO (102,400)
saves RAW files
environment proofing
great battery (600 shots)
has dual storage slots
sensor resolution not great (12MP)
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Vlogging Comparison

Sony A7S Vlogging features
Sony A7S III Vlogging features
34
comes with face detection focusing
high quality video (3840 x 2160 pxls)
has external microphone port
lighter than competition in class (489 grams)
doesn't feature selfie friendly screen
does not have image stabilization
77
screen is selfie friendly
touchscreen enabled
image stabilization (Sensor based 5-axis)
includes face detect focus
high res video (3840 x 2160 pixels)
comes with mic jack
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Sony A7S vs Sony A7S III Specifications

Detailed spec comparison table for Sony A7S and Sony A7S III
 Sony Alpha A7SSony Alpha A7S III
General Information
Make Sony Sony
Model Sony Alpha A7S Sony Alpha A7S III
Class Pro Mirrorless Pro Mirrorless
Introduced 2014-04-06 2020-07-21
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor Bionz X Bionz XR
Sensor type CMOS BSI-CMOS
Sensor size Full frame Full frame
Sensor dimensions 35.8 x 23.9mm 35.6 x 23.8mm
Sensor surface area 855.6mm² 847.3mm²
Sensor resolution 12 megapixel 12 megapixel
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Full resolution 4240 x 2832 4240 x 2832
Max native ISO 409600 102400
Max boosted ISO - 409600
Min native ISO 100 80
RAW data
Min boosted ISO - 50
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 25 759
Lens
Lens mounting type Sony E Sony E
Available lenses 121 121
Focal length multiplier 1 1
Screen
Screen type Tilting Fully articulated
Screen sizing 3" 3"
Resolution of screen 1,230 thousand dot 1,440 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,359 thousand dot 9,440 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.71x 0.91x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/8000 secs 1/8000 secs
Continuous shooting speed 5.0fps 10.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range no built-in flash no built-in flash
Flash settings no built-in flash no built-in flash
Hot shoe
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps) 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution 3840x2160 3840x2160
Video data format MPEG-4, AVCHD, XAVC MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Mic input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 489g (1.08 lbs) 699g (1.54 lbs)
Physical dimensions 127 x 94 x 48mm (5.0" x 3.7" x 1.9") 129 x 97 x 81mm (5.1" x 3.8" x 3.2")
DXO scores
DXO All around score 87 85
DXO Color Depth score 23.9 23.6
DXO Dynamic range score 13.2 13.3
DXO Low light score 3702 2993
Other
Battery life 360 shots 600 shots
Type of battery Battery Pack Battery Pack
Battery model NP-FW50 NP-FZ100
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse recording With downloadable app With downloadable app
Type of storage SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo Dual SD/CFexpress Type A slots
Storage slots 1 Dual
Launch cost $1,998 $3,499