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Sony RX10 IV vs Sony A77 II

Portability
52
Imaging
53
Features
82
Overall
64
Sony Cyber-shot DSC-RX10 IV front
 
Sony SLT-A77 II front
Portability
62
Imaging
65
Features
85
Overall
73

Sony RX10 IV vs Sony A77 II Key Specs

Sony RX10 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Raise 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
  • Succeeded the Sony RX10 III
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 50 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 647g - 143 x 104 x 81mm
  • Launched May 2014
  • Older Model is Sony A77
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Sony RX10 IV vs Sony A77 II Overview

Here is a detailed comparison of the Sony RX10 IV and Sony A77 II, one being a Large Sensor Superzoom and the latter is a Advanced DSLR and both of them are manufactured by Sony. The resolution of the RX10 IV (20MP) and the A77 II (24MP) is pretty well matched but the RX10 IV (1") and A77 II (APS-C) offer different sensor dimensions.

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The RX10 IV was revealed 3 years later than the A77 II and that is quite a significant gap as far as technology is concerned. Both the cameras feature different body design with the Sony RX10 IV being a SLR-like (bridge) camera and the Sony A77 II being a Mid-size SLR camera.

Before going into a comprehensive comparison, here is a concise summary of how the RX10 IV scores vs the A77 II when considering portability, imaging, features and an overall rating.

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Reasons to pick Sony RX10 IV over the Sony A77 II

 RX10 IV A77 II 
LaunchedSeptember 2017May 2014Fresher by 41 months
Screen resolution1440k1229kSharper screen (+211k dot)
Touch screen Quickly navigate

Reasons to pick Sony A77 II over the Sony RX10 IV

 A77 II RX10 IV 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies

Common features in the Sony RX10 IV and Sony A77 II

 RX10 IV A77 II 
Manual focus Very precise focus
Screen size3"3"Same screen sizing

Sony RX10 IV vs Sony A77 II Physical Comparison

In case you're going to carry your camera often, you're going to have to consider its weight and size. The Sony RX10 IV enjoys physical dimensions of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") with a weight of 1095 grams (2.41 lbs) whilst the Sony A77 II has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 647 grams (1.43 lbs).

See the Sony RX10 IV and Sony A77 II in the all new Camera with 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 are utilizing at that moment. Here is a front view scale comparison of the RX10 IV and the A77 II.

Sony RX10 IV vs Sony A77 II size comparison

Looking at dimensions and weight, the portability rating of the RX10 IV and A77 II is 52 and 62 respectively.

Sony RX10 IV vs Sony A77 II top view buttons comparison

Sony RX10 IV vs Sony A77 II Sensor Comparison

Quite often, it can be tough to imagine the contrast between sensor sizing only by looking at specifications. The photograph underneath will offer you a clearer sense of the sensor dimensions in the RX10 IV and A77 II.

To sum up, each of these cameras come with different resolutions and different sensor sizing. The RX10 IV with its tinier sensor is going to make achieving shallower depth of field tougher and the Sony A77 II will give extra detail because of its extra 4 Megapixels. Higher resolution can also enable you to crop pictures a good deal more aggressively. The fresher RX10 IV provides an edge when it comes to sensor tech.

Sony RX10 IV vs Sony A77 II sensor size comparison

Sony RX10 IV vs Sony A77 II Screen and ViewFinder

Sony RX10 IV vs Sony A77 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony RX10 IV Portrait photography details
Sony A77 II Portrait photography details
71
manual focus
flash sync speed is above average (1/2,000 seconds)
good MP (20 megapixels)
sensor size is nice (1")
supports face detect autofocus
delivers RAW files
79
focusing manually
MP count good (24MP)
nice sensor size (APS-C)
offers face detect autofocus
delivers RAW files
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Street Comparison

Sony RX10 IV Street photography details
Sony A77 II Street photography details
64
has a tilting screen
built in image stabilization (Optical)
sensor size is nice (1")
delivers RAW files
boasts touch focus
weather sealing
heavier than competition in class (1,095 grams)
76
fully articulated screen
has image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW files
weather proofing
very good high ISO (25,600)
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Sports Comparison

Sony RX10 IV as a Sports photography camera
Sony A77 II as a Sports photography camera
76
amazing zoom range (24-600mm 25.0 x zoom)
quiet shooting (1/32,000s)
high max frames per second (24.0 fps)
built in image stabilization (Optical)
good MP (20 megapixels)
sensor size is nice (1")
supports tracking focus
weather sealing
sensor has phase detect autofocus
76
great max shutter speed (1/8,000 seconds)
has image stabilization (Sensor based)
MP count good (24MP)
nice sensor size (APS-C)
offers tracking focus
weather proofing
has phase detect autofocus
not so great battery life (480 CIPA)
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Travel Comparison

Sony RX10 IV Travel photography details
Sony A77 II Travel photography details
56
weather sealing
has bluetooth
boasts touch focus
good MP (20 megapixels)
flash built-in
quite wide (24mm)
great zoom (600mm)
lack of Time Lapse recording
heavier than competition in class (1,095g)
does not posses selfie friendly display
slow max aperture (f2.4)
64
weather proofing
MP count good (24MP)
flash built-in
selfie friendly display
no Timelapse function
not so great battery life (480 per charge)
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Landscape Comparison

Landscape photography with Sony RX10 IV
Landscape photography with Sony A77 II
62
manual focus
quite wide (24mm)
screen size is good (3")
built in image stabilization (Optical)
good MP (20MP)
sensor size is nice (1")
delivers RAW files
weather sealing
fixed lens (fixed lens mount)
slow max aperture (f2.4)
lack of Time Lapse recording
73
focusing manually
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3")
has image stabilization (Sensor based)
MP count good (24 megapixels)
nice sensor size (APS-C)
very good high ISO (25,600)
delivers RAW files
weather proofing
not so great battery life (480 CIPA)
no Timelapse function
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Vlogging Comparison

Sony RX10 IV Vlogging info
Sony A77 II Vlogging info
29
quite wide (24mm)
has touchscreen
built in image stabilization (Optical)
supports face detect autofocus
great video quality (3840 x 2160 pixels)
includes mic socket
slow max aperture (f2.4)
does not posses selfie friendly display
heavier than competition in class (1,095 grams)
77
selfie friendly display
has image stabilization (Sensor based)
offers face detect autofocus
high quality video (1920 x 1080 pixels)
has microphone port
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Sony RX10 IV vs Sony A77 II Specifications

Detailed spec comparison table for Sony RX10 IV and Sony A77 II
 Sony Cyber-shot DSC-RX10 IVSony SLT-A77 II
General Information
Brand Sony Sony
Model Sony Cyber-shot DSC-RX10 IV Sony SLT-A77 II
Type Large Sensor Superzoom Advanced DSLR
Introduced 2017-09-12 2014-05-21
Body design SLR-like (bridge) Mid-size SLR
Sensor Information
Processor Bionz X Bionz X
Sensor type BSI-CMOS CMOS
Sensor size 1" APS-C
Sensor measurements 13.2 x 8.8mm 23.5 x 15.6mm
Sensor surface area 116.2mm² 366.6mm²
Sensor resolution 20 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 5472 x 3648 6000 x 4000
Max native ISO 12800 25600
Max enhanced ISO 25600 -
Lowest native ISO 125 50
RAW data
Lowest enhanced ISO 64 -
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 315 79
Cross focus points - 15
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 24-600mm (25.0x) -
Max aperture f/2.4-4.0 -
Macro focus range 3cm -
Available lenses - 143
Crop factor 2.7 1.5
Screen
Range of display Tilting Fully Articulated
Display sizing 3 inch 3 inch
Display resolution 1,440 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,359 thousand dot 2,359 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.7x 0.73x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/2000 seconds 1/8000 seconds
Fastest quiet shutter speed 1/32000 seconds -
Continuous shutter speed 24.0 frames per second 12.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash range 10.80 m (at Auto ISO) 12.00 m (at ISO 100)
Flash settings Auto, fill-flash, slow sync, rear sync, off Auto, fill, rear sync, slow sync
External flash
AEB
White balance bracketing
Fastest flash sync 1/2000 seconds 1/250 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
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 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1095 gr (2.41 lb) 647 gr (1.43 lb)
Physical dimensions 133 x 94 x 145mm (5.2" x 3.7" x 5.7") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall score not tested 82
DXO Color Depth score not tested 24.4
DXO Dynamic range score not tested 13.4
DXO Low light score not tested 1013
Other
Battery life 400 images 480 images
Form of battery Battery Pack Battery Pack
Battery model NP-FW50 NP-FM500H
Self timer Yes (2 or 10 sec, continuous) Yes (Yes (2 or 12 sec))
Time lapse feature
Storage media SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Cost at release $1,698 $1,198