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Sony A99 II vs Sony A100

Portability
57
Imaging
77
Features
92
Overall
83
Sony Alpha A99 II front
 
Sony Alpha DSLR-A100 front
Portability
64
Imaging
48
Features
38
Overall
44

Sony A99 II vs Sony A100 Key Specs

Sony A99 II
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 25600 (Increase to 102400)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony/Minolta Alpha Mount
  • 849g - 143 x 104 x 76mm
  • Revealed September 2016
  • Earlier Model is Sony A99
Sony A100
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 638g - 133 x 95 x 71mm
  • Announced July 2006
  • Earlier Model is Konica Minolta 5D
  • Newer Model is Sony A550
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Sony A99 II vs Sony A100 Overview

Below, we will be reviewing the Sony A99 II vs Sony A100, former being a Advanced DSLR while the latter is a Entry-Level DSLR and they are both produced by Sony. There is a considerable difference between the resolutions of the A99 II (42MP) and A100 (10MP) and the A99 II (Full frame) and A100 (APS-C) come with totally different sensor sizes.

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The A99 II was launched 10 years later than the A100 and that is quite a large difference as far as tech is concerned. Each of the cameras come with different body type with the Sony A99 II being a Mid-size SLR camera and the Sony A100 being a Compact SLR camera.

Before delving through a more detailed comparison, below is a brief summation of how the A99 II scores against the A100 when considering portability, imaging, features and an overall grade.

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Reasons to pick Sony A99 II over the Sony A100

 A99 II A100 
AnnouncedSeptember 2016July 2006More recent by 124 months
Screen typeFully articulatedFixed Fully Articulating screen
Screen dimension3"2.5"Bigger screen (+0.5")
Screen resolution1229k230kSharper screen (+999k dot)
Selfie screen Easy selfies

Reasons to pick Sony A100 over the Sony A99 II

 A100 A99 II 

Common features in the Sony A99 II and Sony A100

 A99 II A100 
Focus manually More exact focusing
Touch friendly screen Neither includes Touch friendly screen

Sony A99 II vs Sony A100 Physical Comparison

When you are planning to lug around your camera often, you will want to take into account its weight and dimensions. The Sony A99 II features outer dimensions of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") with a weight of 849 grams (1.87 lbs) whilst the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") along with a weight of 638 grams (1.41 lbs).

Examine the Sony A99 II vs Sony A100 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change depending on the lens you are using at the time. The following is the front view sizing comparison of the A99 II compared to the A100.

Sony A99 II vs Sony A100 size comparison

Looking at size and weight, the portability score of the A99 II and A100 is 57 and 64 respectively.

Sony A99 II vs Sony A100 top view buttons comparison

Sony A99 II vs Sony A100 Sensor Comparison

Often, it is tough to visualise the gap between sensor measurements merely by reviewing specs. The visual underneath may offer you a much better sense of the sensor dimensions in the A99 II and A100.

All in all, both of the cameras posses different resolutions and different sensor measurements. The A99 II due to its bigger sensor will make shooting shallow depth of field easier and the Sony A99 II will offer extra detail utilizing its extra 32MP. Higher resolution will allow you to crop shots somewhat more aggressively. The more modern A99 II will have a benefit when it comes to sensor tech.

Sony A99 II vs Sony A100 sensor size comparison

Sony A99 II vs Sony A100 Screen and ViewFinder

Sony A99 II vs Sony A100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A99 II Portrait photography info
Sony A100 Portrait photography info
86
focusing manually
great megapixels (42 megapixels)
big sensor size (Full frame)
features face detection autofocus
saves RAW files
52
focusing manually
nice sensor size (APS-C)
saves RAW formats
no liveview feature
sensor resolution not great (10 megapixels)
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Street Comparison

Street photography with Sony A99 II
Street photography with Sony A100
76
built in image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
saves RAW files
environment sealing
very good ISO range (25,600)
64
has image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW formats
screen does not articulate
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Sports Comparison

Sony A99 II Sports photography advice
Sony A100 Sports photography advice
82
maximum shutter speed is high (1/8,000s)
built in image stabilization (Sensor based 5-axis)
great megapixels (42MP)
big sensor size (Full frame)
features tracking autofocus
environment sealing
sensor has phase detect autofocus
terrible battery (490 per charge)
49
has image stabilization (Sensor based)
nice sensor size (APS-C)
sensor has phase detect autofocus
no liveview feature
low frames per second (3.0 frames/s)
sensor resolution not great (10MP)
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Travel Comparison

Sony A99 II as a Travel photography camera
Sony A100 as a Travel photography camera
70
environment sealing
has bluetooth
great megapixels (42 megapixels)
screen is selfie friendly
terrible battery (490 shots)
45
flash built-in
missing Time Lapse mode
sensor resolution not great (10 megapixels)
doesn't have a selfie friendly screen
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Landscape Comparison

Sony A99 II Landscape photography highlights
Sony A100 Landscape photography highlights
82
focusing manually
change lenses (Sony/Minolta Alpha mount)
nice screen size (3 inch)
built in image stabilization (Sensor based 5-axis)
great megapixels (42 megapixels)
big sensor size (Full frame)
doesnt have low pass filter
very good ISO range (25,600)
saves RAW files
environment sealing
has double storage slots
terrible battery (490 CIPA)
53
focusing manually
change lenses (Sony/Minolta Alpha mount)
has image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW formats
screen is small (2.5")
no liveview feature
sensor resolution not great (10MP)
missing Time Lapse mode
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Vlogging Comparison

Vlogging with Sony A99 II
Vlogging with Sony A100
78
screen is selfie friendly
built in image stabilization (Sensor based 5-axis)
features face detection autofocus
high res video (3840 x 2160 resolution)
includes external microphone port
9
no video recording
Photography Glossary

Sony A99 II vs Sony A100 Specifications

Detailed spec comparison table for Sony A99 II and Sony A100
 Sony Alpha A99 IISony Alpha DSLR-A100
General Information
Make Sony Sony
Model type Sony Alpha A99 II Sony Alpha DSLR-A100
Type Advanced DSLR Entry-Level DSLR
Revealed 2016-09-19 2006-07-31
Physical type Mid-size SLR Compact SLR
Sensor Information
Chip Bionz X -
Sensor type BSI-CMOS CCD
Sensor size Full frame APS-C
Sensor dimensions 35.9 x 24mm 23.6 x 15.8mm
Sensor area 861.6mm² 372.9mm²
Sensor resolution 42 megapixel 10 megapixel
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2
Full resolution 7952 x 5304 3872 x 2592
Max native ISO 25600 1600
Max boosted ISO 102400 -
Lowest native ISO 100 100
RAW support
Lowest boosted ISO 50 -
Autofocusing
Manual focusing
Touch to focus
AF continuous
AF single
AF tracking
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 399 9
Cross type focus points 79 -
Lens
Lens mount type Sony/Minolta Alpha Sony/Minolta Alpha
Amount of lenses 143 143
Focal length multiplier 1 1.5
Screen
Screen type Fully articulated Fixed Type
Screen sizing 3 inches 2.5 inches
Screen resolution 1,229k dots 230k dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic Optical (pentamirror)
Viewfinder resolution 2,359k dots -
Viewfinder coverage 100 percent 95 percent
Viewfinder magnification 0.78x 0.55x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/8000 secs 1/4000 secs
Continuous shooting rate 12.0fps 3.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance no built-in flash -
Flash options Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless Auto, Fill-in, Red-Eye reduction, Slow Sync, Off
External flash
AE bracketing
WB bracketing
Maximum flash synchronize 1/250 secs 1/160 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Max video resolution 3840x2160 None
Video data format MPEG-4, AVCHD, XAVC S -
Mic support
Headphone support
Connectivity
Wireless Built-In None
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 849 gr (1.87 lbs) 638 gr (1.41 lbs)
Dimensions 143 x 104 x 76mm (5.6" x 4.1" x 3.0") 133 x 95 x 71mm (5.2" x 3.7" x 2.8")
DXO scores
DXO All around rating 92 61
DXO Color Depth rating 25.4 22.0
DXO Dynamic range rating 13.4 11.2
DXO Low light rating 2317 476
Other
Battery life 490 images -
Battery style NP-FM500H lithium-ion battery & charger -
Battery ID - NP-FM55H
Self timer Yes (2, 5, 10 secs) Yes (2 or 10 sec)
Time lapse recording
Storage type Dual SD/SDHC/SDXC/MS Duo slots Compact Flash (Type I or II)
Card slots Dual One
Launch cost $3,198 $1,000