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Sony A99 II vs Sony A77

Portability
57
Imaging
77
Features
92
Overall
83
Sony Alpha A99 II front
 
Sony SLT-A77 front
Portability
59
Imaging
63
Features
83
Overall
71

Sony A99 II vs Sony A77 Key Specs

Sony A99 II
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600 (Increase to 102400)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony/Minolta Alpha Mount
  • 849g - 143 x 104 x 76mm
  • Launched September 2016
  • Superseded the Sony A99
Sony A77
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 16000 (Expand to 25600)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 732g - 143 x 104 x 81mm
  • Launched October 2011
  • Earlier Model is Sony A700
  • Later Model is Sony A77 II
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Sony A99 II vs Sony A77 Overview

Lets look a little more in depth at the Sony A99 II vs Sony A77, both Advanced DSLR cameras and both are manufactured by Sony. There is a considerable difference among the resolutions of the A99 II (42MP) and A77 (24MP) and the A99 II (Full frame) and A77 (APS-C) boast totally different sensor size.

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The A99 II was brought out 4 years later than the A77 and that is a fairly large difference as far as camera tech is concerned. Each of these cameras feature the same body design (Mid-size SLR).

Before diving right into a comprehensive comparison, here is a short introduction of how the A99 II scores against the A77 when considering portability, imaging, features and an overall grade.

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Reasons to pick Sony A99 II over the Sony A77

 A99 II A77 
LaunchedSeptember 2016October 2011More recent by 60 months
Display resolution1229k921kClearer display (+308k dot)

Reasons to pick Sony A77 over the Sony A99 II

 A77 A99 II 

Common features in the Sony A99 II and Sony A77

 A99 II A77 
Manual focus More exact focusing
Display typeFully articulatedFully ArticulatedFully Articulated display
Display size3"3"Same display size
Selfie screen Both are selfie friendly
Touch display Lacking Touch display

Sony A99 II vs Sony A77 Physical Comparison

For anyone who is intending to lug around your camera, you will want to think about its weight and dimensions. The Sony A99 II enjoys external measurements of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") having a weight of 849 grams (1.87 lbs) and the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 732 grams (1.61 lbs).

Analyze the Sony A99 II vs Sony A77 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary dependant on the lens you are employing at that moment. The following is a front view sizing comparison of the A99 II compared to the A77.

Sony A99 II vs Sony A77 size comparison

Factoring in size and weight, the portability rating of the A99 II and A77 is 57 and 59 respectively.

Sony A99 II vs Sony A77 top view buttons comparison

Sony A99 II vs Sony A77 Sensor Comparison

Usually, it's hard to visualise the gap in sensor measurements purely by viewing technical specs. The photograph underneath should give you a more clear sense of the sensor sizing in the A99 II and A77.

As you have seen, both of these cameras feature different megapixels and different sensor measurements. The A99 II featuring a larger sensor will make getting shallow DOF less difficult and the Sony A99 II will result in greater detail having its extra 18 Megapixels. Greater resolution will let you crop pics way more aggressively. The fresher A99 II is going to have an edge with regard to sensor technology.

Sony A99 II vs Sony A77 sensor size comparison

Sony A99 II vs Sony A77 Screen and ViewFinder

Sony A99 II vs Sony A77 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A99 II Portrait photography information
Sony A77 Portrait photography information
86
manual focus
high megapixels (42 megapixels)
sensor size is great (Full frame)
features face detect focus
saves RAW files
77
manual focus
resolution is good (24MP)
sensor size is nice (APS-C)
has face detect focusing
supports RAW formats
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Street Comparison

Sony A99 II Street photography information
Sony A77 Street photography information
76
built in image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
saves RAW files
environment sealing
above average high ISO (25,600)
74
screen articulates fully
has image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW formats
environment proof
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Sports Comparison

Sony A99 II as a Sports photography camera
Sony A77 as a Sports photography camera
82
maximum shutter speed is high (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
high megapixels (42 megapixels)
sensor size is great (Full frame)
features tracking focus
environment sealing
has phase detect auto focus
not so great battery (490 per charge)
74
max shutter speed is good (1/8,000 seconds)
has image stabilization (Sensor based)
resolution is good (24 megapixels)
sensor size is nice (APS-C)
environment proof
comes with phase detect AF
low battery pack (470 CIPA)
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Travel Comparison

Sony A99 II Travel photography advice
Sony A77 Travel photography advice
70
environment sealing
has bluetooth
high megapixels (42MP)
selfie friendly screen
not so great battery (490 per charge)
62
environment proof
resolution is good (24MP)
built-in flash
selfie friendly screen
does not have Time Lapse function
low battery pack (470 shots)
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Landscape Comparison

Sony A99 II Landscape photography info
Sony A77 Landscape photography info
82
manual focus
swap lenses (Sony/Minolta Alpha mount)
screen size is good (3")
built in image stabilization (Sensor based 5-axis)
high megapixels (42 megapixels)
sensor size is great (Full frame)
no anti-alias filter
above average high ISO (25,600)
saves RAW files
environment sealing
two card slots
not so great battery (490 per charge)
71
manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3")
has image stabilization (Sensor based)
resolution is good (24 megapixels)
sensor size is nice (APS-C)
supports RAW formats
environment proof
low battery pack (470 shots)
does not have Time Lapse function
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Vlogging Comparison

Sony A99 II Vlogging advice
Sony A77 Vlogging advice
78
selfie friendly screen
built in image stabilization (Sensor based 5-axis)
features face detect focus
video res high (3840 x 2160 pixels)
has mic socket
76
selfie friendly screen
has image stabilization (Sensor based)
has face detect focusing
video res high (1920 x 1080 pixels)
does have mic socket
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Sony A99 II vs Sony A77 Specifications

Detailed spec comparison table for Sony A99 II and Sony A77
 Sony Alpha A99 IISony SLT-A77
General Information
Make Sony Sony
Model type Sony Alpha A99 II Sony SLT-A77
Type Advanced DSLR Advanced DSLR
Launched 2016-09-19 2011-10-25
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Processor Bionz X Bionz
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor dimensions 35.9 x 24mm 23.5 x 15.6mm
Sensor area 861.6mm² 366.6mm²
Sensor resolution 42 megapixel 24 megapixel
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Max resolution 7952 x 5304 6000 x 4000
Max native ISO 25600 16000
Max enhanced ISO 102400 25600
Minimum native ISO 100 50
RAW photos
Minimum enhanced ISO 50 -
Autofocusing
Manual focusing
Touch to focus
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 399 19
Cross type focus points 79 11
Lens
Lens support Sony/Minolta Alpha Sony/Minolta Alpha
Available lenses 143 143
Focal length multiplier 1 1.5
Screen
Type of display Fully articulated Fully Articulated
Display diagonal 3 inches 3 inches
Resolution of display 1,229k dots 921k dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type 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 30 secs 30 secs
Max shutter speed 1/8000 secs 1/8000 secs
Continuous shutter rate 12.0fps 12.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Integrated flash
Flash distance no built-in flash 12.00 m
Flash options Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AE bracketing
White balance bracketing
Max flash synchronize 1/250 secs 1/250 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions - 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, H.264
Mic port
Headphone port
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 849 gr (1.87 lbs) 732 gr (1.61 lbs)
Physical dimensions 143 x 104 x 76mm (5.6" x 4.1" x 3.0") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall rating 92 78
DXO Color Depth rating 25.4 24.0
DXO Dynamic range rating 13.4 13.2
DXO Low light rating 2317 801
Other
Battery life 490 pictures 470 pictures
Style of battery NP-FM500H lithium-ion battery & charger Battery Pack
Battery ID - NP-FM500H
Self timer Yes (2, 5, 10 secs) Yes (2 or 10 sec)
Time lapse shooting
Storage type Dual SD/SDHC/SDXC/MS Duo slots SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Two One
Retail price $3,198 $900