Comparisons / Comparison of Sony Alpha ILCA-A77 II and Sony Cyber-shot DSC-RX100 IV

Comparison of Sony Alpha ILCA-A77 II and Sony Cyber-shot DSC-RX100 IV [S]ave

Attribute
Sony Alpha ILCA-A77 II ×
Sony Cyber-shot DSC-RX100 IV ×
General
ModelSony Alpha ILCA-A77 IISony Cyber-shot DSC-RX100 IV
BrandSonySony
Manufacturer urlhttps://www.sony.com/https://www.sony.com/
Model numberA77 IIRX100 IV
Alternate model number(s)
  • ilca-77m2
  • dsc-rx100m4
Camera formatSLRCompact
Release year (year)20142015
Tripod mount++
Length (mm)143102
Width (mm)8141
Height (mm)10458
Weight (g)1,351295
Waterproof--
PredecessorSony A77Sony RX100 III
Successor-Sony RX100 V
Image Sensor
Sensor typeCMOSCMOS
Sensor manufacturerSonySony Exmor RS
Effective megapixels (MP)24.320.1
Sensor formatAPS-C1 inch
Sensor area (mm²)366.6116.16
Sensor width (mm)23.513.2
Sensor height (mm)15.68.8
Approximate pixel pitch (micron)3.922.41
Focal Length Multiplier (x)1.52.7
Aspect ratio3:23:2
Color filter typeRGBGRGBG
Anti aliasing filterFixedFixed
Self-cleaning+-
Sensor shift image stabilization+-
On-sensor phase detect--
Dxo sensor score-70
Dxo color depth score (bit)-22.9
Dxo dynamic range score (evs)-12.6
Dxo maximum effective iso score (iso)-562
Image Capture
Image resolution
  • 12416 x 1856(23.0 mp other)
  • 2160 x 3872(8.4 mp other)
  • 2160 x 5536(12.0 mp other)
  • 3008 x 1688(5.1 mp 16:9)
  • 3008 x 2000(6.0 mp 3:2)
  • 4240 x 2400(10.2 mp other)
  • 4240 x 2832(12.0 mp 3:2)
  • 6000 x 3376(20.3 mp 16:9)
  • 6000 x 4000(24.0 mp 3:2)
  • 8192 x 1856(15.2 mp other)
  • 12416 x 1856(23.0 mp other)
  • 2160 x 3872(8.4 mp other)
  • 2160 x 5536(12.0 mp other)
  • 2592 x 1944(5.0 mp 4:3)
  • 2720 x 1528(4.2 mp 16:9)
  • 2736 x 1824(5.0 mp 3:2)
  • 3648 x 2056(7.5 mp other)
  • 3648 x 2736(10.0 mp 4:3)
  • 3648 x 3648(13.3 mp 1:1)
  • 3888 x 2592(10.1 mp 3:2)
  • 4864 x 3648(17.7 mp 4:3)
  • 5472 x 3080(16.9 mp 16:9)
  • 5472 x 3648(20.0 mp 3:2)
  • 8192 x 1856(15.2 mp other)
Image file format
  • 12-bit raw (arw 2.3)
  • jpeg (exif 2.3)
  • raw+jpeg
  • jpeg
  • raw (arw 2.3)
  • raw+jpeg
Continuous-mode (fps)11.516
Video Capture
Can take movies++
Movie resolution
  • 1440x1080
  • 1920x1080
  • 640x480
  • 1136x384
  • 1280x720
  • 1676x566
  • 1824x1026
  • 1920x1080
  • 3840x2160
  • 800x270
Movie max framerate (fps)601,000
Image Storage
Movie file formatAVCHD 2.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LCXAVC S 4K / XAVC S HD / AVCHD Ver.2.0 / MP4; with LPCM (2ch) / Dolby Digital (AC3) / MPEG-4 AAC-LC audio
Composite video out--
Hd video out++
Hd video connectionHDMIHDMI
Lens and Optics
Lens mountSony Alpha (Minolta A)-
LensSony 16-50mm f/2.8 DT SSM (SAL1650)Zeiss Vario-Sonnar T* Lens; 10 elements in 9 groups (9 aspheric elements including AA lens)
Focal length (35mm equivalent) (mm)24.00 - 75.0024.00 - 70.00
Focal length (actual) (mm)16.00 - 50.007.00
Zoom ratio (x)3.132.92
Aperture range (f)0.05 - 0.360.09 - 0.56
Integrated nd filter-+
Min focus range (cm)305
Optical image stabilization-+
Digital zoom++
Digital zoom values (x)
  • 1.4
  • 2
  • 2
  • 2
  • 4
Auto Focus
Auto focus++
Auto focus typePhase Detection: 79 points, 15 cross-type, f/2.8 center sensorContrast Detection: Wide, Center, Flexible Spot (S/M/L), Expanded Flexble Spot
Auto focus assist light++
Manual focus++
Viewfinder
ViewfinderEVF / LCDEVF / LCD
Viewfinder typeEVF type; 1.3cm (0.5") 2,359K-dot OLED, 100% coverage, 1.09x mag., 22mm eyepoint, -4 to +3 diopterPop-up EVF: 0.39-inch, XGA OLED, 2,359,296 dots, 100% coverage, 0.59x magnification, 20mm eye-point (from eyepiece)/ 19
Focus peaking++
Evf resolution (dots)2,359,2962,359,296
Viewfinder magnification (35mm equivalent) (x)0.730.59
Viewfinder magnification (nominal/claimed) (x)1.090.22
Display
Eye-level viewfinder++
Rear display++
Rear display size (inch)33
Rear display resolution (dots)1,229,7601,228,800
Touchscreen--
Articulating screen++
Tilt swivel screen+-
Selfie screen++
Max playback zoom (x)1313
Top deck display+-
Exposure
Maximum iso (native)25,60012,800
Minimum iso (native)100125
Iso settingsAuto; 100-25600; 50/64/80 extended; Auto/100-51200 in Mutli-frame NRAuto, ISO 125 - 12800 with ISO 80 and 100 low extensions, up to 25600 with Multi Frame NR
Auto iso mode++
White balance settings
  • auto
  • cloudy
  • color filter g7 to m7 (15-step)
  • color temp. 2500 to 9900k
  • custom 1/2/3
  • daylight
  • flash
  • fluorescent (warm white/cool white/day white/daylight)
  • incandescent
  • shade
  • auto
  • cloudy
  • color temp/filter
  • cool
  • custom
  • day
  • daylight
  • daylight)
  • flash
  • fluorescent (warm
  • incandescent
  • shade
Shutter speed range (s)1/8000 - 301/32000 - 30
Bulb mode++
Exposure compensation+/- 5.0EV in 0.3EV steps+/- 3.0EV in 0.3EV steps
Explosure metering modes1200-zone Evaluative, Center-weighted, SpotMulti-segment, Center-weighted, Spot
Program auto exposure++
Aperture priority++
Shutter priority++
Full manual exposure++
Creative exposure modesScene Modes: Portrait, SportsAction, Macro, Landscape, Sunset, Night Scene, Hand-held Twilight (6 shot layering), Night PortraitScene modes: Portrait, Sports Action, Macro, Landscape, Sunset, Night Scene, Handheld Twilight, Night Portrait, Anti Motion Blur
Self timer (s)
  • 2
  • 3
  • 5
  • 10
  • 2
  • 3
  • 5
  • 10
High resolution composite--
Flash
Built-in flash++
Flash modes
  • auto
  • fill-flash
  • high-speed sync (with external flash)
  • off
  • rear sync
  • red-eye reduction: on/off
  • slow sync
  • wireless
  • auto
  • fill-flash
  • off
  • rear sync
  • slow sync
Flash guide number (iso 100) (m)12-
Flash range descriptionGN=12(m) at ISO 100; Range is lens aperture dependentAuto ISO: Approx.0.4m to 10.2m (1.31 ft. to 33.46 ft.) (W) / Approx. 0.4 m to 6.5 m (1.31 ft. to 21.33 ft.) (T)
Max flash sync (s)1/2501/2000
Flash exposure compensation+/- 3.0 EV in 0.3EV steps+/- 2.0 EV in 0.3EV steps
External flash connectionMulti Interface Hot shoe, Sync terminal-
Built-in wireless flash control--
Usable memory types
  • ms duo
  • ms pro duo
  • sd
  • sdhc
  • sdx
  • ms duo
  • ms pro duo
  • sd
  • sdhc
  • sdx
Uhs supportUHS-IUHS-I
Dual card slots--
Raw capture support++
Uncompressed format
  • 12-bit raw (arw 2.3)
  • raw+jpeg
  • raw (arw 2.3)
  • raw+jpeg
Connectivity
Built-in wi-fi++
NFC++
Bluetooth--
Built-in gps--
Microphone jack+-
Headphone jack--
External connections
  • usb 2.0 high speed
  • wifi
  • usb 2.0 high speed
  • wifi
Pictbridge compliant+-
Dpof compliant++
Remote control++
Remote control type
  • optional wireless
  • wired or via wi-fi
  • optional wired
  • via wi-fi
Connections (extended)
  • 3.5mm external stereo micophone jack
  • dc input
  • type-d micro hdmi
  • wired remote terminal
  • micro hdmi (type d) with 4k support
  • multi-terminal micro usb port supports optional wired remote
Performance Timing
Max cycle time for jpeg shooting (s/frame)0.360.62
Max cycle time for raw plus jpeg shooting (s/frame)0.370.61
Camera penalizes early shutter press--
Jpeg shooting speed in burst mode (max resolution) (fps)11.516
Buffer size for jpeg shooting in burst mode (max resolution) (frames)2640
Raw shooting speed in burst mode (fps)128.6
Buffer size for raw shooting in burst mode (frames)2828
Raw plus jpeg shooting speed in burst mode (fps)128.6
Buffer size for raw plus jpeg shooting in burst mode (frames)2424
Shutter lag (full af, wide/mid) (s)0.090.16
Shutter lag (full af, tele) (s)-0.23
Shutter lag (manual focus) (s)0.10.02
Shutter lag (full af, with flash) (s)0.210.29
Shutter lag (prefocused) (s)0.050.01
Startup time (s)0.82.1
Play -> record time (s)0.90.9
Flash cycle time, full power (s)3.14.5
Power
Battery life, stills (cipa rating monitor/live view) (shots)480280
Battery life, still (cipa rating ovf/evf) (shots)410230
Battery form factorProprietary NP-FM500HProprietary NP-BX1
Usable battery types
  • lithium-ion rechargeable
  • lithium-ion rechargeable
Batteries included1 x Proprietary NP-FM500H Lithium-ion rechargeable1 x Proprietary NP-BX1 Lithium-ion rechargeable
Battery charger included (dedicated charger or ac/usb adapter)++
Dedicated battery charger included+-
Internal charging supported-+
Software
Included software
  • image data converter 4)
  • software cd-rom (includes picture motion browser
-
Os compatibility
  • mac os x
  • windows
-
Miscellaneous
Notes and featuresNew 79-point phase detection AF system with 15 cross-type sensors, BIONZ X processor, 12fps burst mode with continuous AFUses the world's first 1.0 type stacked EXMOR RS CMOS sensor with advanced signal processing and integrated DRAM



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