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Sony A99 II vs Sony a1

Portability
57
Imaging
77
Features
92
Overall
83
Sony Alpha A99 II front
 
Sony Alpha a1 front
Portability
61
Imaging
82
Features
93
Overall
86

Sony A99 II vs Sony a1 Key Specs

Sony A99 II
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 25600 (Boost 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
  • Announced September 2016
  • Replaced the Sony A99
Sony a1
(Full Review)
  • 50MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Raise to 102400)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 7680 x 4320 video
  • Sony E Mount
  • 737g - 129 x 97 x 70mm
  • Introduced January 2021
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Sony A99 II vs Sony a1 Overview

Following is a extended review of the Sony A99 II vs Sony a1, former is a Advanced DSLR while the latter is a Pro Mirrorless and both of them are produced by Sony. The image resolution of the A99 II (42MP) and the a1 (50MP) is relatively close and both cameras provide the same sensor sizing (Full frame).

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The A99 II was revealed 5 years earlier than the a1 which is a fairly serious difference as far as camera tech is concerned. Both cameras have different body design with the Sony A99 II being a Mid-size SLR camera and the Sony a1 being a SLR-style mirrorless camera.

Before delving into a in depth comparison, here is a brief introduction of how the A99 II matches up versus the a1 in relation to portability, imaging, features and an overall score.

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Reasons to pick Sony A99 II over the Sony a1

 A99 II a1 
Screen typeFully articulatedTiltingFully Articulating screen
Selfie screen Take selfies

Reasons to pick Sony a1 over the Sony A99 II

 a1 A99 II 
IntroducedJanuary 2021September 2016More modern by 53 months
Screen resolution1440k1229kClearer screen (+211k dot)
Touch screen Quickly navigate

Common features in the Sony A99 II and Sony a1

 A99 II a1 
Focus manually Very precise focus
Screen dimensions3"3"Equal screen measurement

Sony A99 II vs Sony a1 Physical Comparison

For anyone who is planning to carry around your camera, you're going to have to factor in its weight and size. The Sony A99 II offers outer dimensions of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") along with a weight of 849 grams (1.87 lbs) while the Sony a1 has specifications of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") along with a weight of 737 grams (1.62 lbs).

Contrast the Sony A99 II vs Sony a1 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will vary depending on the lens you are employing during that time. Here is a front view proportions comparison of the A99 II compared to the a1.

Sony A99 II vs Sony a1 size comparison

Considering size and weight, the portability rating of the A99 II and a1 is 57 and 61 respectively.

Sony A99 II vs Sony a1 top view buttons comparison

Sony A99 II vs Sony a1 Sensor Comparison

Often, it is very difficult to see the gap in sensor sizes merely by researching specifications. The image here should give you a greater sense of the sensor dimensions in the A99 II and a1.

Plainly, both cameras provide the same sensor dimensions albeit not the same resolution. You can count on the Sony a1 to result in more detail because of its extra 8 Megapixels. Higher resolution will enable you to crop pictures more aggressively. The more aged A99 II will be behind when it comes to sensor innovation.

Sony A99 II vs Sony a1 sensor size comparison

Sony A99 II vs Sony a1 Screen and ViewFinder

Sony A99 II vs Sony a1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A99 II as a Portrait photography camera
Sony a1 as a Portrait photography camera
86
has manual focus
resolution is great (42 megapixels)
sensor size is great (Full frame)
provides face detection focus
saves RAW files
89
has manual focus
above average flash sync speed (1/400 seconds)
MP count high (50 megapixels)
sensor size is large (Full frame)
has face detect focus
exports RAW formats
Photography Glossary

Street Comparison

Sony A99 II Street photography features
Sony a1 Street photography features
76
has image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
saves RAW files
environment proofing
very good high ISO (25,600)
79
screen tilts up and down
image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
exports RAW formats
comes with touch to focus
weather sealing
great ISO range (32,000)
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Sports Comparison

Sony A99 II Sports photography information
Sony a1 Sports photography information
82
high shutter speed (1/8,000s)
has image stabilization (Sensor based 5-axis)
resolution is great (42MP)
sensor size is great (Full frame)
provides tracking autofocus
environment proofing
sensor has phase detect auto focus
not so great battery (490 per charge)
91
max shutter speed is good (1/8,000s)
silent shooting (1/32,000s)
high max fps (30.0 frames/s)
image stabilization (Sensor based 5-axis)
MP count high (50MP)
sensor size is large (Full frame)
has tracking focus
weather sealing
better than average battery power (530 per charge)
comes with phase detect auto focus
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Travel Comparison

Sony A99 II Travel photography advice
Sony a1 Travel photography advice
70
environment proofing
has bluetooth
resolution is great (42 megapixels)
selfie friendly screen
not so great battery (490 shots)
74
better than average battery power (530 shots)
weather sealing
connects via bluetooth
comes with touch to focus
MP count high (50MP)
screen is not selfie friendly
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Landscape Comparison

Sony A99 II Landscape photography features
Sony a1 Landscape photography features
82
has manual focus
switch lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
has image stabilization (Sensor based 5-axis)
resolution is great (42MP)
sensor size is great (Full frame)
does not have low pass filter
very good high ISO (25,600)
saves RAW files
environment proofing
has double storage slots
not so great battery (490 CIPA)
88
has manual focus
swap lenses (Sony E mount)
screen size is decent (3 inch)
image stabilization (Sensor based 5-axis)
MP count high (50 megapixels)
sensor size is large (Full frame)
great ISO range (32,000)
exports RAW formats
weather sealing
better than average battery power (530 shots)
2 card slots
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Vlogging Comparison

Sony A99 II Vlogging highlights
Sony a1 Vlogging highlights
78
selfie friendly screen
has image stabilization (Sensor based 5-axis)
provides face detection focus
video resolution high (3840 x 2160 resolution)
includes external mic port
37
built-in touchscreen
image stabilization (Sensor based 5-axis)
has face detect focus
high quality video (7680 x 4320 pixels)
does have mic support
screen is not selfie friendly
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Sony A99 II vs Sony a1 Specifications

Detailed spec comparison table for Sony A99 II and Sony a1
 Sony Alpha A99 IISony Alpha a1
General Information
Manufacturer Sony Sony
Model type Sony Alpha A99 II Sony Alpha a1
Class Advanced DSLR Pro Mirrorless
Announced 2016-09-19 2021-01-26
Physical type Mid-size SLR SLR-style mirrorless
Sensor Information
Processor Chip Bionz X -
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame Full frame
Sensor dimensions 35.9 x 24mm 35.9 x 24mm
Sensor surface area 861.6mm² 861.6mm²
Sensor resolution 42 megapixel 50 megapixel
Anti alias filter
Aspect ratio 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest resolution 7952 x 5304 8640 x 5760
Highest native ISO 25600 32000
Highest boosted ISO 102400 102400
Minimum native ISO 100 100
RAW files
Minimum boosted ISO 50 50
Autofocusing
Manual focusing
Touch to focus
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 399 759
Cross type focus points 79 -
Lens
Lens support Sony/Minolta Alpha Sony E
Total lenses 143 133
Crop factor 1 1
Screen
Screen type Fully articulated Tilting
Screen sizing 3" 3"
Resolution of screen 1,229k dots 1,440k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,359k dots 9,437k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.78x 0.9x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/8000s 1/8000s
Highest silent shutter speed - 1/32000s
Continuous shooting rate 12.0 frames per second 30.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash settings Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
External flash
AEB
White balance bracketing
Highest flash synchronize 1/250s 1/400s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 7680x4320 (30p, 25p, 23.98)
Highest video resolution 3840x2160 7680x4320
Video data format MPEG-4, AVCHD, XAVC S XAVC S, XAVC HS, H.264, H.265
Mic support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) Yes
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 849 grams (1.87 pounds) 737 grams (1.62 pounds)
Physical dimensions 143 x 104 x 76mm (5.6" x 4.1" x 3.0") 129 x 97 x 70mm (5.1" x 3.8" x 2.8")
DXO scores
DXO All around rating 92 not tested
DXO Color Depth rating 25.4 not tested
DXO Dynamic range rating 13.4 not tested
DXO Low light rating 2317 not tested
Other
Battery life 490 photographs 530 photographs
Form of battery NP-FM500H lithium-ion battery & charger Battery Pack
Battery ID - NP-FZ100
Self timer Yes (2, 5, 10 secs) Yes
Time lapse feature
Storage type Dual SD/SDHC/SDXC/MS Duo slots Dual SD/CFexpress Type A slots (UHS-II supported)
Card slots Two Two
Cost at launch $3,198 $6,498