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Sony A7R IV vs Sony A7S III

Portability
62
Imaging
83
Features
93
Overall
87
Sony Alpha A7R IV front
 
Sony Alpha A7S III front
Portability
61
Imaging
66
Features
92
Overall
76

Sony A7R IV vs Sony A7S III Key Specs

Sony A7R IV
(Full Review)
  • 61MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Boost to 102800)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 665g - 129 x 96 x 78mm
  • Revealed July 2019
  • Replaced the Sony A7R III
Sony A7S III
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 80 - 102400 (Raise to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 699g - 129 x 97 x 81mm
  • Revealed July 2020
  • Previous Model is Sony A7S II
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Sony A7R IV vs Sony A7S III Overview

The following is a extended comparison of the Sony A7R IV vs Sony A7S III, both Pro Mirrorless digital cameras and both of them are manufactured by Sony. There exists a sizable gap between the resolutions of the A7R IV (61MP) and A7S III (12MP) but they feature the same exact sensor sizes (Full frame).

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The A7R IV was revealed 12 months before the A7S III so they are of a similar age. Both of these cameras offer the identical body type (SLR-style mirrorless).

Before delving in to a step-by-step comparison, below is a concise introduction of how the A7R IV scores vs the A7S III in terms of portability, imaging, features and an overall mark.

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Reasons to pick Sony A7R IV over the Sony A7S III

 A7R IV A7S III 

Reasons to pick Sony A7S III over the Sony A7R IV

 A7S III A7R IV 
RevealedJuly 2020July 2019Newer by 12 months
Display typeFully articulatedTiltingFully Articulating display
Selfie screen Easy selfies

Common features in the Sony A7R IV and Sony A7S III

 A7R IV A7S III 
Manual focus More precise focus
Display sizing3"3"Equivalent display dimensions
Display resolution1440k1440kSame display resolution
Touch display Easily navigate

Sony A7R IV vs Sony A7S III Physical Comparison

For those who are planning to travel with your camera often, you need to consider its weight and volume. The Sony A7R IV has got external dimensions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") along with a weight of 665 grams (1.47 lbs) and the Sony A7S III has sizing of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") having a weight of 699 grams (1.54 lbs).

Check out the Sony A7R IV vs Sony A7S III in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will differ dependant on the lens you are working with at that time. Below is the front view overall size comparison of the A7R IV and the A7S III.

Sony A7R IV vs Sony A7S III size comparison

Considering dimensions and weight, the portability grade of the A7R IV and A7S III is 62 and 61 respectively.

Sony A7R IV vs Sony A7S III top view buttons comparison

Sony A7R IV vs Sony A7S III Sensor Comparison

Normally, it is tough to see the difference between sensor dimensions just by checking specifications. The image underneath should provide you a more clear sense of the sensor sizes in the A7R IV and A7S III.

To sum up, both of these cameras offer the same exact sensor sizing but not the same megapixels. You can anticipate the Sony A7R IV to give you more detail because of its extra 49MP. Greater resolution will also enable you to crop pics a little more aggressively. The more aged A7R IV is going to be behind when it comes to sensor technology.

Sony A7R IV vs Sony A7S III sensor size comparison

Sony A7R IV vs Sony A7S III Screen and ViewFinder

Sony A7R IV vs Sony A7S III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7R IV Portrait photography details
Sony A7S III Portrait photography details
89
manual focus
high resolution (61 megapixels)
large sensor size (Full frame)
supports face detect focus
exports RAW formats
71
manual focus
large sensor size (Full frame)
includes face detect focusing
delivers RAW formats
megapixel count low (12MP)
World's smallest camera makes it into Guinness Book of Records

Street Comparison

Sony A7R IV Street photography info
Sony A7S III Street photography info
80
has a tilting screen
has image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
exports RAW formats
supports touch focus
weather proofing
great high ISO (32,000)
76
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
delivers RAW formats
features focus via touch
weather proofing
good high ISO (102,400)
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Sports Comparison

Sony A7R IV Sports photography information
Sony A7S III Sports photography information
91
great max shutter speed (1/8,000s)
has image stabilization (Sensor based 5-axis)
high resolution (61MP)
large sensor size (Full frame)
supports tracking focus
weather proofing
better than average battery power (670 per charge)
supports phase detect auto focus
76
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
includes tracking focus
weather proofing
great battery life (600 per charge)
supports phase detect AF
megapixel count low (12MP)
Unsplash partners with Institutions to bring historical archive photos

Travel Comparison

Sony A7R IV as a Travel photography camera
Sony A7S III as a Travel photography camera
74
better than average battery power (670 shots)
weather proofing
has bluetooth
supports touch focus
high resolution (61MP)
display is not selfie friendly
70
great battery life (600 per charge)
weather proofing
supports bluetooth
features focus via touch
selfie friendly display
megapixel count low (12 megapixels)
400 Megapixel mode coming to Fujifilm GFX 100

Landscape Comparison

Sony A7R IV as a Landscape photography camera
Sony A7S III as a Landscape photography camera
89
manual focus
switch lenses (Sony E mount)
screen is a good size (3 inches)
has image stabilization (Sensor based 5-axis)
high resolution (61MP)
large sensor size (Full frame)
doesnt have anti aliasing filter
great high ISO (32,000)
exports RAW formats
weather proofing
better than average battery power (670 CIPA)
2 card slots
77
manual focus
switch lenses (Sony E mount)
screen size is good (3 inch)
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
good high ISO (102,400)
delivers RAW formats
weather proofing
great battery life (600 per charge)
has dual storage slots
megapixel count low (12 megapixels)
Google will print your 'Best' photos for $8 a month

Vlogging Comparison

Vlogging with Sony A7R IV
Vlogging with Sony A7S III
37
screen is touchscreen
has image stabilization (Sensor based 5-axis)
supports face detect focus
video res high (3840 x 2160 pixels)
comes with microphone support
display is not selfie friendly
77
selfie friendly display
screen is touchscreen
built in image stabilization (Sensor based 5-axis)
includes face detect focusing
high res video (3840 x 2160 resolution)
comes with microphone jack
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Sony A7R IV vs Sony A7S III Specifications

Detailed spec comparison table for Sony A7R IV and Sony A7S III
 Sony Alpha A7R IVSony Alpha A7S III
General Information
Make Sony Sony
Model type Sony Alpha A7R IV Sony Alpha A7S III
Class Pro Mirrorless Pro Mirrorless
Revealed 2019-07-16 2020-07-21
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor Bionz X Bionz XR
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame Full frame
Sensor measurements 35.8 x 23.8mm 35.6 x 23.8mm
Sensor surface area 852.0mm² 847.3mm²
Sensor resolution 61MP 12MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 9504 x 6336 4240 x 2832
Maximum native ISO 32000 102400
Maximum enhanced ISO 102800 409600
Lowest native ISO 100 80
RAW files
Lowest enhanced ISO 50 50
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 567 759
Lens
Lens mount type Sony E Sony E
Available lenses 121 121
Crop factor 1 1
Screen
Display type Tilting Fully articulated
Display diagonal 3 inches 3 inches
Resolution of display 1,440k dot 1,440k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 5,760k dot 9,440k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.78x 0.91x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/8000 seconds 1/8000 seconds
Continuous shutter speed 10.0fps 10.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash distance no built-in flash no built-in flash
Flash modes Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync. no built-in flash
Hot shoe
AE bracketing
White balance bracketing
Fastest flash sync 1/250 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 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
Maximum video resolution 3840x2160 3840x2160
Video data format MPEG-4, XAVC S, H.264 MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Microphone input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1(5 GBit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 665 gr (1.47 lb) 699 gr (1.54 lb)
Dimensions 129 x 96 x 78mm (5.1" x 3.8" x 3.1") 129 x 97 x 81mm (5.1" x 3.8" x 3.2")
DXO scores
DXO Overall rating 99 85
DXO Color Depth rating 26.0 23.6
DXO Dynamic range rating 14.8 13.3
DXO Low light rating 3344 2993
Other
Battery life 670 photos 600 photos
Style of battery Battery Pack Battery Pack
Battery ID NP-FZ100 NP-FZ100
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting With downloadable app
Storage media Dual SD/SDHC/SDXC (UHS-II compatible) Dual SD/CFexpress Type A slots
Storage slots Dual Dual
Cost at release $3,498 $3,499