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Sony RX10 III vs Sony A99

Portability
53
Imaging
53
Features
77
Overall
62
Sony Cyber-shot DSC-RX10 III front
 
Sony SLT-A99 front
Portability
57
Imaging
70
Features
88
Overall
77

Sony RX10 III vs Sony A99 Key Specs

Sony RX10 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Increase to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-600mm (F2.4-4.0) lens
  • 1051g - 133 x 94 x 127mm
  • Launched March 2016
  • Earlier Model is Sony RX10 II
  • Successor is Sony RX10 IV
Sony A99
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 812g - 147 x 111 x 78mm
  • Released December 2012
  • Superseded the Sony A900
  • Successor is Sony A99 II
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Sony RX10 III vs Sony A99 Overview

The following is a detailed overview of the Sony RX10 III and Sony A99, former is a Large Sensor Superzoom while the other is a Advanced DSLR and both of them are designed by Sony. The resolution of the RX10 III (20MP) and the A99 (24MP) is very similar but the RX10 III (1") and A99 (Full frame) come with different sensor measurements.

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The RX10 III was introduced 3 years after the A99 which is quite a sizable difference as far as tech is concerned. Both of the cameras offer different body type with the Sony RX10 III being a SLR-like (bridge) camera and the Sony A99 being a Mid-size SLR camera.

Before getting in to a more detailed comparison, below is a concise introduction of how the RX10 III scores vs the A99 when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Sony RX10 III over the Sony A99

 RX10 III A99 
ReleasedMarch 2016December 2012Newer by 41 months

Reasons to pick Sony A99 over the Sony RX10 III

 A99 RX10 III 
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Easy selfies

Common features in the Sony RX10 III and Sony A99

 RX10 III A99 
Manually focus Dial accurate focus
Display sizing3"3"Equivalent display measurements
Display resolution1229k1229kExact same display resolution
Touch friendly display Lack of Touch friendly display

Sony RX10 III vs Sony A99 Physical Comparison

When you are aiming to travel with your camera often, you should factor in its weight and dimensions. The Sony RX10 III has got physical dimensions of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") along with a weight of 1051 grams (2.32 lbs) whilst the Sony A99 has dimensions of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).

Check the Sony RX10 III and Sony A99 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change depending on the lens you have at the time. The following is the front view measurement comparison of the RX10 III and the A99.

Sony RX10 III vs Sony A99 size comparison

Using size and weight, the portability score of the RX10 III and A99 is 53 and 57 respectively.

Sony RX10 III vs Sony A99 top view buttons comparison

Sony RX10 III vs Sony A99 Sensor Comparison

Usually, its tough to visualize the contrast between sensor dimensions merely by reviewing a spec sheet. The pic below should give you a greater sense of the sensor sizes in the RX10 III and A99.

Clearly, both of these cameras offer different resolutions and different sensor dimensions. The RX10 III having a tinier sensor is going to make getting shallow DOF more challenging and the Sony A99 will deliver greater detail using its extra 4 Megapixels. Greater resolution will also let you crop images a little more aggressively. The newer RX10 III provides an edge with regard to sensor tech.

Sony RX10 III vs Sony A99 sensor size comparison

Sony RX10 III vs Sony A99 Screen and ViewFinder

Sony RX10 III vs Sony A99 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony RX10 III as a Portrait photography camera
Sony A99 as a Portrait photography camera
71
manual focus
resolution is good (20MP)
decent sensor size (1")
has face detect autofocus
delivers RAW files
82
has manual focus
good MP (24 megapixels)
sensor size is large (Full frame)
features face detect autofocus
saves RAW formats
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Street Comparison

Sony RX10 III Street photography information
Sony A99 Street photography information
64
tilting screen
built in image stabilization (Optical)
decent sensor size (1")
delivers RAW files
weather proof
heavier than competition (1,051g)
75
fully articulated screen
has image stabilization (Sensor based)
sensor size is large (Full frame)
saves RAW formats
weather sealing
good ISO range (25,600)
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Sports Comparison

Sony RX10 III Sports photography factors
Sony A99 Sports photography factors
70
long zoom range (24-600mm 25.0 x zoom)
quiet shooting (1/32,000s)
built in image stabilization (Optical)
resolution is good (20 megapixels)
decent sensor size (1")
has tracking focus
weather proof
good battery life (420 CIPA)
no phase detect autofocus
78
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based)
good MP (24MP)
sensor size is large (Full frame)
features tracking focus
weather sealing
comes with phase detect autofocus
low battery (500 shots)
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Travel Comparison

Travel photography with Sony RX10 III
Travel photography with Sony A99
55
good battery life (420 CIPA)
weather proof
resolution is good (20 megapixels)
has built in flash
decently wide (24mm)
long zoom (600mm)
doesn't have Time Lapse function
heavier than competition (1,051g)
does not offer selfie friendly display
sluggish maximum aperture (f2.4)
60
weather sealing
good MP (24MP)
display is selfie friendly
no Time Lapse recording
low battery (500 shots)
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Landscape Comparison

Sony RX10 III Landscape photography details
Sony A99 Landscape photography details
64
manual focus
decently wide (24mm)
good sized screen (3 inches)
built in image stabilization (Optical)
resolution is good (20 megapixels)
decent sensor size (1")
delivers RAW files
weather proof
good battery life (420 shots)
fixed lens (fixed lens mount)
sluggish maximum aperture (f2.4)
doesn't have Time Lapse function
75
has manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
nice screen size (3")
has image stabilization (Sensor based)
good MP (24 megapixels)
sensor size is large (Full frame)
good ISO range (25,600)
saves RAW formats
weather sealing
has dual storage slots
low battery (500 CIPA)
no Time Lapse recording
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Vlogging Comparison

Sony RX10 III Vlogging info
Sony A99 Vlogging info
28
decently wide (24mm)
built in image stabilization (Optical)
has face detect autofocus
great video quality (3840 x 2160 pixels)
does have mic support
sluggish maximum aperture (f2.4)
does not offer selfie friendly display
heavier than competition (1,051g)
76
display is selfie friendly
has image stabilization (Sensor based)
features face detect autofocus
high quality video (1920 x 1080 pixels)
does have mic jack
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Sony RX10 III vs Sony A99 Specifications

Detailed spec comparison table for Sony RX10 III and Sony A99
 Sony Cyber-shot DSC-RX10 IIISony SLT-A99
General Information
Make Sony Sony
Model type Sony Cyber-shot DSC-RX10 III Sony SLT-A99
Category Large Sensor Superzoom Advanced DSLR
Launched 2016-03-29 2012-12-12
Body design SLR-like (bridge) Mid-size SLR
Sensor Information
Processor Bionz X Bionz
Sensor type BSI-CMOS CMOS
Sensor size 1" Full frame
Sensor dimensions 13.2 x 8.8mm 35.8 x 23.8mm
Sensor area 116.2mm² 852.0mm²
Sensor resolution 20MP 24MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 5472 x 3648 6000 x 4000
Maximum native ISO 12800 25600
Maximum boosted ISO 25600 -
Lowest native ISO 125 100
RAW format
Lowest boosted ISO 64 -
Autofocusing
Manual focusing
Touch focus
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 25 19
Cross type focus points - 11
Lens
Lens mount type fixed lens Sony/Minolta Alpha
Lens zoom range 24-600mm (25.0x) -
Largest aperture f/2.4-4.0 -
Macro focusing distance 3cm -
Available lenses - 143
Crop factor 2.7 1
Screen
Display type Tilting Fully Articulated
Display diagonal 3" 3"
Resolution of display 1,229k dot 1,229k dot
Selfie friendly
Liveview
Touch functionality
Display technology - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,359k dot 2,359k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.7x 0.71x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/2000 secs 1/8000 secs
Maximum quiet shutter speed 1/32000 secs -
Continuous shooting speed 14.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance 10.80 m (at Auto ISO) no built-in flash
Flash options Auto, fill-flash, slow sync, rear sync, off Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
WB bracketing
Maximum flash sync - 1/250 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p) 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 3840x2160 1920x1080
Video data format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, H.264
Mic input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1051 grams (2.32 pounds) 812 grams (1.79 pounds)
Dimensions 133 x 94 x 127mm (5.2" x 3.7" x 5.0") 147 x 111 x 78mm (5.8" x 4.4" x 3.1")
DXO scores
DXO All around rating 70 89
DXO Color Depth rating 23.1 25.0
DXO Dynamic range rating 12.6 14.0
DXO Low light rating 472 1555
Other
Battery life 420 images 500 images
Form of battery Battery Pack Battery Pack
Battery ID NP-FW50 NP-FM500H
Self timer Yes (2 or 10 sec, continuous) Yes (2 or 10 sec)
Time lapse recording
Storage media SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC
Storage slots 1 Two
Pricing at launch $1,398 $1,998