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Sony A7S II vs Sony A77 II

Portability
68
Imaging
61
Features
76
Overall
67
Sony Alpha A7S II front
 
Sony SLT-A77 II front
Portability
62
Imaging
65
Features
85
Overall
73

Sony A7S II vs Sony A77 II Key Specs

Sony A7S II
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 102400 (Boost to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 627g - 127 x 96 x 60mm
  • Revealed October 2015
  • Succeeded the Sony A7S
  • Successor is Sony A7S III
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • 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
  • Launched May 2014
  • Replaced the Sony A77
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Sony A7S II vs Sony A77 II Overview

Lets look a bit more in depth at the Sony A7S II vs Sony A77 II, one being a Pro Mirrorless and the latter is a Advanced DSLR and both of them are designed by Sony. There is a significant difference among the resolutions of the A7S II (12MP) and A77 II (24MP) and the A7S II (Full frame) and A77 II (APS-C) offer different sensor sizes.

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The A7S II was revealed 17 months later than the A77 II which makes them a generation apart from each other. Each of the cameras have different body design with the Sony A7S II being a SLR-style mirrorless camera and the Sony A77 II being a Mid-size SLR camera.

Before going straight to a full comparison, here is a simple introduction of how the A7S II matches up against the A77 II when considering portability, imaging, features and an overall rating.

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Reasons to pick Sony A7S II over the Sony A77 II

 A7S II A77 II 
LaunchedOctober 2015May 2014Fresher by 17 months

Reasons to pick Sony A77 II over the Sony A7S II

 A77 II A7S II 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies

Common features in the Sony A7S II and Sony A77 II

 A7S II A77 II 
Manual focus Very accurate focus
Screen dimensions3"3"Equal screen dimensions
Screen resolution1229k1229kThe same screen resolution
Touch friendly screen Absent Touch friendly screen

Sony A7S II vs Sony A77 II Physical Comparison

In case you're intending to carry your camera frequently, you're going to have to take into account its weight and dimensions. The Sony A7S II offers external measurements of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") having a weight of 627 grams (1.38 lbs) whilst the Sony A77 II has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 647 grams (1.43 lbs).

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Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you have at the time. Below is a front view size comparison of the A7S II versus the A77 II.

Sony A7S II vs Sony A77 II size comparison

Looking at size and weight, the portability grade of the A7S II and A77 II is 68 and 62 respectively.

Sony A7S II vs Sony A77 II top view buttons comparison

Sony A7S II vs Sony A77 II Sensor Comparison

Oftentimes, it is tough to picture the gap in sensor sizing simply by going through specs. The photograph below may offer you a stronger sense of the sensor sizing in the A7S II and A77 II.

As you can plainly see, the 2 cameras have different megapixel count and different sensor sizing. The A7S II using its bigger sensor is going to make shooting shallow depth of field easier and the Sony A77 II will provide extra detail because of its extra 12MP. Higher resolution can also let you crop shots a bit more aggressively. The younger A7S II provides an edge with regard to sensor tech.

Sony A7S II vs Sony A77 II sensor size comparison

Sony A7S II vs Sony A77 II Screen and ViewFinder

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

Portrait Comparison

Sony A7S II Portrait photography information
Sony A77 II Portrait photography information
68
manual focus
sensor size is big (Full frame)
features face detection focus
supports RAW files
resolution not great (12MP)
79
has manual focus
good MP (24MP)
decent sensor size (APS-C)
supports face detect focus
supports RAW formats
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Street Comparison

Sony A7S II Street photography details
Sony A77 II Street photography details
78
screen tilts
image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
supports RAW files
environment proofing
above average ISO range (102,400)
76
fully articulated screen
has image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
environment proof
above average high ISO (25,600)
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Sports Comparison

Sony A7S II Sports photography details
Sony A77 II Sports photography details
58
max shutter speed is good (1/8,000s)
image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
features tracking autofocus
environment proofing
max fps low (5.0 fps)
resolution not great (12 megapixels)
not so great battery pack (370 CIPA)
doesn't have phase detect auto focus
76
great max shutter speed (1/8,000 seconds)
has image stabilization (Sensor based)
good MP (24 megapixels)
decent sensor size (APS-C)
supports tracking focus
environment proof
comes with phase detect auto focus
terrible battery pack (480 shots)
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Travel Comparison

Travel photography with Sony A7S II
Travel photography with Sony A77 II
49
environment proofing
not so great battery pack (370 CIPA)
resolution not great (12 megapixels)
display isn't selfie friendly
64
environment proof
good MP (24 megapixels)
has built in flash
screen is selfie friendly
missing Timelapse recording
terrible battery pack (480 shots)
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Landscape Comparison

Sony A7S II Landscape photography highlights
Sony A77 II Landscape photography highlights
71
manual focus
switch lenses (Sony E mount)
pretty good screen size (3")
image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
above average ISO range (102,400)
supports RAW files
environment proofing
resolution not great (12 megapixels)
not so great battery pack (370 per charge)
73
has manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3 inches)
has image stabilization (Sensor based)
good MP (24MP)
decent sensor size (APS-C)
above average high ISO (25,600)
supports RAW formats
environment proof
terrible battery pack (480 shots)
missing Timelapse recording
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Vlogging Comparison

Vlogging with Sony A7S II
Vlogging with Sony A77 II
35
image stabilization (Sensor based 5-axis)
features face detection focus
good video quality (3840 x 2160 pixels)
does have external mic socket
display isn't selfie friendly
77
screen is selfie friendly
has image stabilization (Sensor based)
supports face detect focus
high video quality (1920 x 1080 resolution)
does have microphone socket
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Sony A7S II vs Sony A77 II Specifications

Detailed spec comparison table for Sony A7S II and Sony A77 II
 Sony Alpha A7S IISony SLT-A77 II
General Information
Manufacturer Sony Sony
Model type Sony Alpha A7S II Sony SLT-A77 II
Category Pro Mirrorless Advanced DSLR
Revealed 2015-10-12 2014-05-21
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Processor Bionz X Bionz X
Sensor type CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.6 x 23.8mm 23.5 x 15.6mm
Sensor surface area 847.3mm² 366.6mm²
Sensor resolution 12 megapixel 24 megapixel
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Max resolution 4240 x 2832 6000 x 4000
Max native ISO 102400 25600
Max enhanced ISO 409600 -
Minimum native ISO 100 50
RAW support
Minimum enhanced 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 detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 169 79
Cross type focus points - 15
Lens
Lens support Sony E Sony/Minolta Alpha
Available lenses 121 143
Focal length multiplier 1 1.5
Screen
Display type Tilting Fully Articulated
Display sizing 3" 3"
Display resolution 1,229k dots 1,229k dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,359k dots 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.78x 0.73x
Features
Min shutter speed 30s 30s
Max shutter speed 1/8000s 1/8000s
Continuous shutter rate 5.0 frames per second 12.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash distance no built-in flash 12.00 m (at ISO 100)
Flash modes no built-in flash Auto, fill, rear sync, slow sync
External flash
AEB
White balance bracketing
Max flash synchronize - 1/250s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 4K (3840 x 2160 @ 30p/24p [60-100Mbps]), Full HD (1920 x 1080 @ 120p/60p/60i/30p/24p [50-100Mbps]), 720p (30p [16Mbps]) 1920 x 1080 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution 3840x2160 1920x1080
Video format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, XAVC S
Microphone port
Headphone port
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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 627 gr (1.38 lbs) 647 gr (1.43 lbs)
Physical dimensions 127 x 96 x 60mm (5.0" x 3.8" x 2.4") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall rating 85 82
DXO Color Depth rating 23.6 24.4
DXO Dynamic range rating 13.3 13.4
DXO Low light rating 2993 1013
Other
Battery life 370 photographs 480 photographs
Type of battery Battery Pack Battery Pack
Battery ID 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
Type of storage SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Retail cost $2,767 $1,198