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Sony A99 II vs Sony RX100 III

Portability
57
Imaging
77
Features
92
Overall
83
Sony Alpha A99 II front
 
Sony Cyber-shot DSC-RX100 III front
Portability
89
Imaging
51
Features
77
Overall
61

Sony A99 II vs Sony RX100 III Key Specs

Sony A99 II
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600 (Raise 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
  • Old Model is Sony A99
Sony RX100 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-70mm (F1.8-2.8) lens
  • 290g - 102 x 58 x 41mm
  • Launched May 2014
  • Superseded the Sony RX100 II
  • Successor is Sony RX100 IV
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Sony A99 II vs Sony RX100 III Overview

Here is a complete analysis of the Sony A99 II and Sony RX100 III, one being a Advanced DSLR and the other is a Large Sensor Compact and they are both produced by Sony. There is a big difference among the sensor resolutions of the A99 II (42MP) and RX100 III (20MP) and the A99 II (Full frame) and RX100 III (1") enjoy different sensor sizing.

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The A99 II was launched 2 years later than the RX100 III and that is a fairly big gap as far as camera tech is concerned. Each of these cameras offer different body type with the Sony A99 II being a Mid-size SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before getting straight into a in-depth comparison, below is a brief summation of how the A99 II grades against the RX100 III in relation to portability, imaging, features and an overall rating.

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Reasons to pick Sony A99 II over the Sony RX100 III

 A99 II RX100 III 
LaunchedSeptember 2016May 2014Fresher by 29 months
Display typeFully articulatedTiltingFully Articulating display

Reasons to pick Sony RX100 III over the Sony A99 II

 RX100 III A99 II 

Common features in the Sony A99 II and Sony RX100 III

 A99 II RX100 III 
Manually focus More accurate focusing
Display sizing3"3"Equivalent display measurement
Display resolution1229k1229kThe same display resolution
Selfie screen Both good for selfies
Touch friendly display Absent Touch friendly display

Sony A99 II vs Sony RX100 III Physical Comparison

If you are looking to carry your camera regularly, you'll have to factor its weight and size. The Sony A99 II comes with external 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 RX100 III has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 290 grams (0.64 lbs).

Check the Sony A99 II and Sony RX100 III in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen during that time. Underneath is the front view size comparison of the A99 II against the RX100 III.

Sony A99 II vs Sony RX100 III size comparison

Taking into account size and weight, the portability score of the A99 II and RX100 III is 57 and 89 respectively.

Sony A99 II vs Sony RX100 III top view buttons comparison

Sony A99 II vs Sony RX100 III Sensor Comparison

Oftentimes, it can be tough to imagine the gap in sensor sizing just by going through a spec sheet. The graphic underneath might provide you a clearer sense of the sensor sizes in the A99 II and RX100 III.

As you can see, each of the cameras offer different resolutions and different sensor sizing. The A99 II because of its larger sensor is going to make getting shallower DOF easier and the Sony A99 II will provide extra detail utilizing its extra 22 Megapixels. Greater resolution will also help you crop images a little more aggressively. The more recent A99 II should have a benefit in sensor tech.

Sony A99 II vs Sony RX100 III sensor size comparison

Sony A99 II vs Sony RX100 III Screen and ViewFinder

Sony A99 II vs Sony RX100 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A99 II Portrait photography advice
Sony RX100 III Portrait photography advice
86
you can focus manually
megapixel count high (42 megapixels)
large sensor size (Full frame)
has face detection focusing
supports RAW formats
64
focusing manually
high flash sync speed (1/2,000 seconds)
MP count good (20MP)
good sensor size (1")
offers face detection focus
saves RAW files
external flash not possible
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Street Comparison

Sony A99 II as a Street photography camera
Sony RX100 III as a Street photography camera
76
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
supports RAW formats
weather proof
very good ISO range (25,600)
85
screen tilts
built in image stabilization (Optical)
good sensor size (1")
saves RAW files
lighter than competition (290g)
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Sports Comparison

Sony A99 II Sports photography advice
Sony RX100 III Sports photography advice
82
maximum shutter speed is high (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
megapixel count high (42 megapixels)
large sensor size (Full frame)
has tracking autofocus
weather proof
sensor has phase detect AF
bad battery pack (490 CIPA)
65
built in image stabilization (Optical)
MP count good (20 megapixels)
good sensor size (1")
offers tracking autofocus
lack of phase detect auto focus
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Travel Comparison

Sony A99 II Travel photography highlights
Sony RX100 III Travel photography highlights
70
weather proof
has bluetooth
megapixel count high (42MP)
display is selfie friendly
bad battery pack (490 per charge)
85
lighter than competition (290g)
MP count good (20 megapixels)
built-in flash
screen is selfie friendly
decently wide (24mm)
good maximum aperture (f1.8)
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Landscape Comparison

Landscape photography with Sony A99 II
Landscape photography with Sony RX100 III
82
you can focus manually
change lenses (Sony/Minolta Alpha mount)
decent sized screen (3 inch)
built in image stabilization (Sensor based 5-axis)
megapixel count high (42 megapixels)
large sensor size (Full frame)
no anti-alias filter
very good ISO range (25,600)
supports RAW formats
weather proof
has double storage slots
bad battery pack (490 CIPA)
73
focusing manually
decently wide (24mm)
good maximum aperture (f1.8)
good sized screen (3")
built in image stabilization (Optical)
MP count good (20MP)
good sensor size (1")
saves RAW files
cannot swap lens (fixed lens mount)
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Vlogging Comparison

Sony A99 II Vlogging advice
Sony RX100 III Vlogging advice
78
display is selfie friendly
built in image stabilization (Sensor based 5-axis)
has face detection focusing
high res video (3840 x 2160 pixels)
includes external mic port
80
decently wide (24mm)
good maximum aperture (f1.8)
screen is selfie friendly
built in image stabilization (Optical)
offers face detection focus
high quality video (1920 x 1080 pxls)
lighter than competition (290g)
missing external microphone jack
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Sony A99 II vs Sony RX100 III Specifications

Detailed spec comparison table for Sony A99 II and Sony RX100 III
 Sony Alpha A99 IISony Cyber-shot DSC-RX100 III
General Information
Make Sony Sony
Model Sony Alpha A99 II Sony Cyber-shot DSC-RX100 III
Category Advanced DSLR Large Sensor Compact
Launched 2016-09-19 2014-05-15
Body design Mid-size SLR Large Sensor Compact
Sensor Information
Powered by Bionz X Bionz X
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame 1"
Sensor measurements 35.9 x 24mm 13.2 x 8.8mm
Sensor area 861.6mm² 116.2mm²
Sensor resolution 42 megapixels 20 megapixels
Anti aliasing filter
Aspect ratio 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Maximum resolution 7952 x 5304 5472 x 3648
Maximum native ISO 25600 12800
Maximum boosted ISO 102400 -
Minimum native ISO 100 125
RAW support
Minimum boosted ISO 50 -
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 399 25
Cross focus points 79 -
Lens
Lens mounting type Sony/Minolta Alpha fixed lens
Lens focal range - 24-70mm (2.9x)
Largest aperture - f/1.8-2.8
Macro focus range - 5cm
Number of lenses 143 -
Focal length multiplier 1 2.7
Screen
Range of display Fully articulated Tilting
Display size 3" 3"
Display resolution 1,229k dot 1,229k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,359k dot 1,440k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.78x 0.59x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/8000s 1/2000s
Continuous shooting speed 12.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range no built-in flash -
Flash settings Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless -
Hot shoe
AEB
White balance bracketing
Maximum flash sync 1/250s 1/2000s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Maximum video resolution 3840x2160 1920x1080
Video data format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, XAVC S
Microphone input
Headphone input
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 849g (1.87 lb) 290g (0.64 lb)
Dimensions 143 x 104 x 76mm (5.6" x 4.1" x 3.0") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO All around score 92 67
DXO Color Depth score 25.4 22.4
DXO Dynamic range score 13.4 12.3
DXO Low light score 2317 495
Other
Battery life 490 photographs 320 photographs
Type of battery NP-FM500H lithium-ion battery & charger Battery Pack
Battery model - NP-BX1
Self timer Yes (2, 5, 10 secs) Yes (2 or 10 sec, self-portrait, continuous)
Time lapse shooting With downloadable app
Type of storage Dual SD/SDHC/SDXC/MS Duo slots SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 2 One
Pricing at launch $3,198 $748