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Sony A7S vs Sony A77 II

Portability
77
Imaging
60
Features
73
Overall
65
Sony Alpha A7S front
 
Sony SLT-A77 II front
Portability
62
Imaging
66
Features
85
Overall
73

Sony A7S vs Sony A77 II Key Specs

Sony A7S
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 409600
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 489g - 127 x 94 x 48mm
  • Launched April 2014
  • Replacement is Sony A7S II
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 647g - 143 x 104 x 81mm
  • Revealed May 2014
  • Previous Model is Sony A77
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Sony A7S vs Sony A77 II Overview

In this article, we are matching up the Sony A7S versus Sony A77 II, one is a Pro Mirrorless and the other is a Advanced DSLR and they are both sold by Sony. There is a significant difference among the resolutions of the A7S (12MP) and A77 II (24MP) and the A7S (Full frame) and A77 II (APS-C) enjoy different sensor measurements.

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The A7S was brought out very close to the A77 II and they are of a similar generation. Both of these cameras offer different body type with the Sony A7S being a SLR-style mirrorless camera and the Sony A77 II being a Mid-size SLR camera.

Before getting through a thorough comparison, below is a short introduction of how the A7S scores against the A77 II with respect to portability, imaging, features and an overall mark.

Photography Glossary
	
	

Reasons to pick Sony A7S over the Sony A77 II

 A7S A77 II 
Display resolution1230k1229kCrisper display (+1k dot)

Reasons to pick Sony A77 II over the Sony A7S

 A77 II A7S 
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Easy selfies

Common features in the Sony A7S and Sony A77 II

 A7S A77 II 
RevealedApril 2014May 2014Same generation
Manually focus Dial exact focusing
Display sizing3"3"Equivalent display measurements
Touch friendly display Neither has Touch friendly display

Sony A7S vs Sony A77 II Physical Comparison

When you are looking to travel with your camera often, you are going to need to consider its weight and volume. The Sony A7S has physical measurements of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") having a weight of 489 grams (1.08 lbs) whilst the Sony A77 II has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 647 grams (1.43 lbs).

Check the Sony A7S versus Sony A77 II in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are utilising during that time. Below is the front view size comparison of the A7S compared to the A77 II.

Sony A7S vs Sony A77 II size comparison

Taking into account size and weight, the portability grade of the A7S and A77 II is 77 and 62 respectively.

Sony A7S vs Sony A77 II top view buttons comparison

Sony A7S vs Sony A77 II Sensor Comparison

Oftentimes, it's hard to visualize the gap in sensor dimensions simply by researching a spec sheet. The picture underneath will help give you a clearer sense of the sensor sizing in the A7S and A77 II.

As you can see, each of the cameras offer different resolutions and different sensor dimensions. The A7S due to its larger sensor is going to make getting bokeh easier and the Sony A77 II will provide you with more detail having its extra 12 Megapixels. Greater resolution will also let you crop pics a little more aggressively.

Sony A7S vs Sony A77 II sensor size comparison

Sony A7S vs Sony A77 II Screen and ViewFinder

Sony A7S vs Sony A77 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7S Portrait photography features
Sony A77 II Portrait photography features
68
focusing manually
sensor size is big (Full frame)
features face detect focusing
delivers RAW formats
MP count low (12MP)
79
manual focus
MP count decent (24MP)
decent sensor size (APS-C)
comes with face detection focusing
exports RAW files
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Street Comparison

Street photography with Sony A7S
Street photography with Sony A77 II
76
screen tilts up and down
sensor size is big (Full frame)
delivers RAW formats
environment proofing
lighter than others (489 grams)
above average high ISO (409,600)
lack of image stabilization
76
fully articulated screen
built in image stabilization (Sensor based)
decent sensor size (APS-C)
exports RAW files
environment sealing
great high ISO (25,600)
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Sports Comparison

Sports photography with Sony A7S
Sports photography with Sony A77 II
52
max shutter speed is good (1/8,000s)
sensor size is big (Full frame)
features tracking focus
environment proofing
painfully slow continuous shooting (5.0 frames per second)
lack of image stabilization
MP count low (12 megapixels)
bad battery life (360 CIPA)
lack of phase detect AF
76
great max shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based)
MP count decent (24 megapixels)
decent sensor size (APS-C)
comes with tracking autofocus
environment sealing
comes with phase detect AF
low battery power (480 per charge)
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Travel Comparison

Sony A7S Travel photography info
Sony A77 II Travel photography info
58
lighter than others (489 grams)
environment proofing
bad battery life (360 CIPA)
MP count low (12MP)
does not offer selfie friendly screen
64
environment sealing
MP count decent (24 megapixels)
built-in flash
selfie friendly screen
no Timelapse function
low battery power (480 per charge)
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Landscape Comparison

Landscape photography with Sony A7S
Landscape photography with Sony A77 II
66
focusing manually
swap lenses (Sony E mount)
nice screen size (3 inches)
sensor size is big (Full frame)
above average high ISO (409,600)
delivers RAW formats
environment proofing
lack of image stabilization
MP count low (12 megapixels)
bad battery life (360 per charge)
73
manual focus
change lenses (Sony/Minolta Alpha mount)
decent sized screen (3 inch)
built in image stabilization (Sensor based)
MP count decent (24 megapixels)
decent sensor size (APS-C)
great high ISO (25,600)
exports RAW files
environment sealing
low battery power (480 per charge)
no Timelapse function
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Vlogging Comparison

Sony A7S Vlogging info
Sony A77 II Vlogging info
34
features face detect focusing
high res video (3840 x 2160 resolution)
includes mic socket
lighter than others (489g)
does not offer selfie friendly screen
lack of image stabilization
78
selfie friendly screen
built in image stabilization (Sensor based)
comes with face detection focusing
good video quality (1920 x 1080 resolution)
does have external microphone support
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Sony A7S vs Sony A77 II Specifications

Detailed spec comparison table for Sony A7S and Sony A77 II
 Sony Alpha A7SSony SLT-A77 II
General Information
Company Sony Sony
Model Sony Alpha A7S Sony SLT-A77 II
Type Pro Mirrorless Advanced DSLR
Launched 2014-04-06 2014-05-21
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Chip Bionz X Bionz X
Sensor type CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.8 x 23.9mm 23.5 x 15.6mm
Sensor area 855.6mm² 366.6mm²
Sensor resolution 12 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Highest resolution 4240 x 2832 6000 x 4000
Highest native ISO 409600 25600
Min native ISO 100 50
RAW photos
Autofocusing
Manual focus
Autofocus touch
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 25 79
Cross focus points - 15
Lens
Lens mounting type Sony E Sony/Minolta Alpha
Amount of lenses 121 143
Focal length multiplier 1 1.5
Screen
Type of screen Tilting Fully Articulated
Screen diagonal 3" 3"
Resolution of screen 1,230 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,359 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.71x 0.73x
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/8000 seconds 1/8000 seconds
Continuous shooting rate 5.0fps 12.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash range no built-in flash 12.00 m (at ISO 100)
Flash options no built-in flash Auto, fill, rear sync, slow sync
Hot shoe
AEB
White balance bracketing
Highest flash synchronize - 1/250 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported 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) 1920 x 1080 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution 3840x2160 1920x1080
Video format MPEG-4, AVCHD, XAVC MPEG-4, AVCHD, XAVC S
Microphone support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 489 gr (1.08 lb) 647 gr (1.43 lb)
Dimensions 127 x 94 x 48mm (5.0" x 3.7" x 1.9") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO All around score 87 82
DXO Color Depth score 23.9 24.4
DXO Dynamic range score 13.2 13.4
DXO Low light score 3702 1013
Other
Battery life 360 photographs 480 photographs
Style of battery Battery Pack Battery Pack
Battery model NP-FW50 NP-FM500H
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes (Yes (2 or 12 sec))
Time lapse recording With downloadable app
Storage type SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots One One
Launch cost $1,998 $1,198