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Sony A99 II vs Sony RX10 IV

Portability
57
Imaging
77
Features
92
Overall
83
Sony Alpha A99 II front
 
Sony Cyber-shot DSC-RX10 IV front
Portability
52
Imaging
53
Features
82
Overall
64

Sony A99 II vs Sony RX10 IV 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 Max Shutter
  • 3840 x 2160 video
  • Sony/Minolta Alpha Mount
  • 849g - 143 x 104 x 76mm
  • Released September 2016
  • Older Model is Sony A99
Sony RX10 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Boost to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-600mm (F2.4-4.0) lens
  • 1095g - 133 x 94 x 145mm
  • Introduced September 2017
  • Earlier Model is Sony RX10 III
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Sony A99 II vs Sony RX10 IV Overview

Let's look closer at the Sony A99 II versus Sony RX10 IV, one being a Advanced DSLR and the other is a Large Sensor Superzoom and they are both manufactured by Sony. There exists a crucial gap between the image resolutions of the A99 II (42MP) and RX10 IV (20MP) and the A99 II (Full frame) and RX10 IV (1") use different sensor dimensions.

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The A99 II was brought out 11 months prior to the RX10 IV so they are both of a similar generation. Both of these cameras come with different body type with the Sony A99 II being a Mid-size SLR camera and the Sony RX10 IV being a SLR-like (bridge) camera.

Before getting through a thorough comparison, below is a concise overview of how the A99 II scores vs the RX10 IV when considering portability, imaging, features and an overall grade.

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Reasons to pick Sony A99 II over the Sony RX10 IV

 A99 II RX10 IV 
Display typeFully articulatedTiltingFully Articulating display
Selfie screen Easy selfies

Reasons to pick Sony RX10 IV over the Sony A99 II

 RX10 IV A99 II 
IntroducedSeptember 2017September 2016More recent by 11 months
Display resolution1440k1229kSharper display (+211k dot)
Touch friendly display Easily navigate

Common features in the Sony A99 II and Sony RX10 IV

 A99 II RX10 IV 
Focus manually More accurate focusing
Display dimension3"3"Identical display sizing

Sony A99 II vs Sony RX10 IV Physical Comparison

If you're looking to lug around your camera, you will want to take into account its weight and size. The Sony A99 II has 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) and the Sony RX10 IV has specifications of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") accompanied by a weight of 1095 grams (2.41 lbs).

Look at the Sony A99 II versus Sony RX10 IV in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have at the time. Following is the front view scale comparison of the A99 II versus the RX10 IV.

Sony A99 II vs Sony RX10 IV size comparison

Considering dimensions and weight, the portability score of the A99 II and RX10 IV is 57 and 52 respectively.

Sony A99 II vs Sony RX10 IV top view buttons comparison

Sony A99 II vs Sony RX10 IV Sensor Comparison

More often than not, its tough to imagine the gap between sensor measurements just by reading through a spec sheet. The visual below might offer you a more clear sense of the sensor dimensions in the A99 II and RX10 IV.

Clearly, both of those cameras have got different megapixels and different sensor measurements. The A99 II because of its larger sensor is going to make shooting shallow DOF less difficult and the Sony A99 II will resolve more detail having its extra 22MP. Greater resolution will let you crop pics much more aggressively. The older A99 II is going to be disadvantaged with regard to sensor innovation.

Sony A99 II vs Sony RX10 IV sensor size comparison

Sony A99 II vs Sony RX10 IV Screen and ViewFinder

Sony A99 II vs Sony RX10 IV Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A99 II Portrait photography highlights
Sony RX10 IV Portrait photography highlights
86
you can focus manually
great megapixels (42MP)
great sensor size (Full frame)
features face detection autofocus
exports RAW files
71
manual focus
flash sync is higher than normal (1/2,000 seconds)
good MP (20MP)
sensor size is nice (1")
has face detection autofocus
supports RAW formats
Photography Glossary

Street Comparison

Sony A99 II Street photography highlights
Sony RX10 IV Street photography highlights
76
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
exports RAW files
environment proofing
good ISO range (25,600)
64
screen tilts
built in image stabilization (Optical)
sensor size is nice (1")
supports RAW formats
supports focus via touch
weather sealing
more heavy than competition in class (1,095 grams)
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Sports Comparison

Sony A99 II as a Sports photography camera
Sony RX10 IV as a Sports photography camera
82
high shutter speed (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
great megapixels (42MP)
great sensor size (Full frame)
features tracking autofocus
environment proofing
comes with phase detect autofocus
not so great battery power (490 shots)
76
great zoom range (24-600mm 25.0 x zoom)
quiet mode (1/32,000s)
high frames per second (24.0 frames per second)
built in image stabilization (Optical)
good MP (20MP)
sensor size is nice (1")
has tracking autofocus
weather sealing
supports phase detect autofocus
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Travel Comparison

Travel photography with Sony A99 II
Travel photography with Sony RX10 IV
70
environment proofing
has bluetooth
great megapixels (42MP)
selfie friendly screen
not so great battery power (490 shots)
56
weather sealing
has bluetooth
supports focus via touch
good MP (20 megapixels)
has built in flash
quite wide (24mm)
long reach (600mm)
does not have Timelapse mode
more heavy than competition in class (1,095 grams)
does not offer selfie friendly display
slow max aperture (f2.4)
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Landscape Comparison

Sony A99 II Landscape photography details
Sony RX10 IV Landscape photography details
82
you can focus manually
interchangeable lenses (Sony/Minolta Alpha mount)
pretty good screen size (3 inch)
has image stabilization (Sensor based 5-axis)
great megapixels (42 megapixels)
great sensor size (Full frame)
no anti aliasing filter
good ISO range (25,600)
exports RAW files
environment proofing
has dual storage slots
not so great battery power (490 per charge)
62
manual focus
quite wide (24mm)
screen is a good size (3 inches)
built in image stabilization (Optical)
good MP (20 megapixels)
sensor size is nice (1")
supports RAW formats
weather sealing
fixed lens (fixed lens mount)
slow max aperture (f2.4)
does not have Timelapse mode
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Vlogging Comparison

Vlogging with Sony A99 II
Vlogging with Sony RX10 IV
78
selfie friendly screen
has image stabilization (Sensor based 5-axis)
features face detection autofocus
video resolution high (3840 x 2160 pxls)
does have external microphone jack
29
quite wide (24mm)
built-in touchscreen
built in image stabilization (Optical)
has face detection autofocus
high video quality (3840 x 2160 resolution)
comes with external microphone support
slow max aperture (f2.4)
does not offer selfie friendly display
more heavy than competition in class (1,095 grams)
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Sony A99 II vs Sony RX10 IV Specifications

Detailed spec comparison table for Sony A99 II and Sony RX10 IV
 Sony Alpha A99 IISony Cyber-shot DSC-RX10 IV
General Information
Manufacturer Sony Sony
Model type Sony Alpha A99 II Sony Cyber-shot DSC-RX10 IV
Category Advanced DSLR Large Sensor Superzoom
Released 2016-09-19 2017-09-12
Physical type Mid-size SLR SLR-like (bridge)
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 42MP 20MP
Anti alias filter
Aspect ratio 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 7952 x 5304 5472 x 3648
Maximum native ISO 25600 12800
Maximum enhanced ISO 102400 25600
Lowest native ISO 100 125
RAW images
Lowest enhanced ISO 50 64
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 399 315
Cross type focus points 79 -
Lens
Lens support Sony/Minolta Alpha fixed lens
Lens zoom range - 24-600mm (25.0x)
Maximum aperture - f/2.4-4.0
Macro focusing distance - 3cm
Number of lenses 143 -
Crop factor 1 2.7
Screen
Type of display Fully articulated Tilting
Display sizing 3 inches 3 inches
Display resolution 1,229 thousand dots 1,440 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,359 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.78x 0.7x
Features
Min shutter speed 30 seconds 30 seconds
Max shutter speed 1/8000 seconds 1/2000 seconds
Max quiet shutter speed - 1/32000 seconds
Continuous shutter rate 12.0fps 24.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash distance no built-in flash 10.80 m (at Auto ISO)
Flash settings Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless Auto, fill-flash, slow sync, rear sync, off
Hot shoe
AEB
WB bracketing
Max flash synchronize 1/250 seconds 1/2000 seconds
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)
Maximum video resolution 3840x2160 3840x2160
Video format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, XAVC S
Microphone support
Headphone support
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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 849 grams (1.87 pounds) 1095 grams (2.41 pounds)
Dimensions 143 x 104 x 76mm (5.6" x 4.1" x 3.0") 133 x 94 x 145mm (5.2" x 3.7" x 5.7")
DXO scores
DXO Overall 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 400 photographs
Style of battery NP-FM500H lithium-ion battery & charger Battery Pack
Battery ID - NP-FW50
Self timer Yes (2, 5, 10 secs) Yes (2 or 10 sec, continuous)
Time lapse shooting
Storage type Dual SD/SDHC/SDXC/MS Duo slots SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Dual 1
Price at release $3,198 $1,698