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Sony Alpha 77 II vs Sony Alpha SLT-A77

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SonyAlpha 77 IISonyAlpha SLT-A77
Overview
ReleasedMay 2014September 2011
Image and sensor
Camera typeTranslucent mirrorTranslucent mirror
Sensor formatAPS-CAPS-C
Sensor typeExmor CMOSExmor APS HD CMOS
Sensor dimensions23.5 × 15.6 mm23.5 × 15.6 mm
Effective resolution24.3 MP24.3 MP
Largest image6000 × 40006000 × 4000
RAW recordingYesYes
Standard ISO range100–25600100–16000
Sensor detail24.7 million total photosites; fixed translucent mirror provides the dedicated phase-detection AF sensor with light during live view and movie recording24.7 million total photosites; fixed translucent mirror feeds a dedicated phase-detection AF sensor while the main sensor supplies live view
Image formatsJPEG Extra Fine/Fine/Standard, RAW (Sony ARW 2.3) and RAW+JPEG; 3:2 or 16:9 stills; Sweep PanoramaJPEG, RAW (Sony ARW 2.3), RAW+JPEG and 3D MPO panoramas; 3:2 or 16:9 stills
ISO detailStandard still ISO 100–25600, expanded ISO 50/64/80; multi-frame noise reduction up to ISO 51200; movie ISO 100–12800Auto ISO 100–12800 with adjustable limits; expanded ISO 50; multi-frame noise reduction ISO 100–25600; main ISO range excludes expansion
Image processorBIONZ XBIONZ
Lens and shooting
Lens mountSony A-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst12 fps12 fps
Lens detailSony, Minolta and Konica Minolta A-mount AF lenses; kit lens is separate from body specificationsCompatible Sony, Minolta and Konica Minolta A-mount AF lenses; kit lenses are separate from body specifications
Autofocus79 dedicated phase-detection points including 15 cross sensors and a central F2.8 sensor; EV −2–18 at ISO 100. AF-S, AF-A, AF-C, direct manual focus, Eye AF, Lock-on AF, expanded flexible spot, AF Range Control and AF micro-adjustment; usable AF points depend on lens and shooting mode19-point phase-detection AF with 11 cross sensors; EV −1–18 at ISO 100 with an F2.8 lens; AF-S, AF-A, AF-C, direct manual and manual focus; tracking AF and built-in LED assist
Shutter1/8000–30 seconds and Bulb; flash sync 1/250 second; selectable electronic first curtain; maker shutter durability claim 150,000 activations1/8000–30 seconds and Bulb; flash sync 1/250 second; selectable electronic first curtain; maker-rated approximately 150,000 shutter operations
Burst detailUp to 12 fps at full resolution in Continuous Advance Priority AE with continuous autofocus. PhotographyBlog reports exposure locked at the start and aperture automatically set to F3.5 or the lens maximum if slower. Ordinary Hi/Lo reach 8/3 fps with more exposure control. Maker 12 fps buffer: 53 Extra Fine, 60 Fine or 64 Standard JPEG, 26 RAW or 25 RAW+JPEG; ordinary Hi: 56/75/93 JPEG, 28 RAW or 26 RAW+JPEG. Rates depend on card and conditionsUp to 12 fps at full resolution in Continuous Advance Priority AE with continuous phase-detection AF; ordinary drive 8 fps Hi or 3 fps Lo. Maker buffer claim at 12 fps: 13 Extra Fine JPEG, 17 Fine/Standard JPEG, 13 RAW or 11 RAW+JPEG frames; ordinary drive reaches 18 Fine/Standard JPEG frames. Performance depends on card and shooting conditions.
Stabilisation detailSteadyShot INSIDE sensor shift for stills; electronic stabilisation for moviesSteadyShot INSIDE sensor shift for stills, maker claim approximately 2.5–4.5 stops; electronic stabilisation for movies
FlashBuilt-in flash, guide number 12 metres at ISO 100 with 16 mm coverage; Multi Interface ShoeAutomatic pop-up flash, guide number 12 in metres at ISO 100; ADI, pre-flash TTL and manual output; ±3 EV flash compensation; external compatible flash required for wireless and high-speed sync
Exposure controlsPASM, automatic, scene, panorama and three memory-recall settings; 1200-zone metering; ±5 EV compensation in 1/3 or 1/2 steps; D-Range Optimizer and Auto HDRPASM, Auto, Auto+, scene, panorama and memory-recall modes; 1200-zone metering; ±5 EV exposure compensation in 1/3 or 1/2 steps; three-frame Auto HDR, D-Range Optimizer and Picture Effects
Video
Highest video resolution1920 × 1080 at 60 fps1920 × 1080 at 60 fps
Video detailAVCHD 2.0 Full HD at 60p/50p (28 Mbps), 60i/50i or 24p/25p (24 or 17 Mbps), depending on region. MP4 up to 1440 × 1080 at 30/25 fps. Clean HDMI output, zebra display, adjustable recording level and AF tracking sensitivity; maker continuous limit approximately 29 minutes or 2 GBJapan/NTSC model: 1920 × 1080 AVCHD 2.0 at 60p/28 Mbps, 60i/24 or 17 Mbps, and 24p/24 or 17 Mbps; PAL models use 50p, 50i and 25p. MP4 supports 1440 × 1080 or VGA. P/A/S/M movie exposure modes require manual focus; continuous phase-detection AF is available with automatic movie exposure.
AudioBuilt-in stereo microphone and mono playback speaker; 3.5 mm microphone inputBuilt-in stereo microphone with wind-noise reduction, external stereo microphone input and mono playback speaker
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,228,800921,600
TouchscreenNoNo
Tilting screenYesYes
Display detailWhiteMagic LCD with three-way mechanism: 150° upward/180° downward tilt and 180° clockwise/90° anticlockwise rotation; top status display; dots include the additional white subpixelsThree-axis articulating LCD: 150° upwards, 180° forwards, then rotation 180° right or 90° left; 921,600 dots count colour subpixels; focus peaking and magnification; separate top status LCD
Viewfinder detail0.5-type OLED Tru-Finder with 2,359,296 dots, 100% coverage and approximately 1.09× magnification with a 50 mm lens, equivalent to 0.71× on full frame0.5-type XGA OLED Tru-Finder with 2,359,296 dots, 100% coverage and approximately 1.09× magnification with a 50 mm lens; focus magnification and electronic level
Connections and design
Wi-FiYes–
Battery life (maker's claim)410 photographs470 photographs
Body weight647 g653 g
Release detailSony Hong Kong specifies retail availability from the end of May 2014; Sony USA specifies June 2014Sony China announced staggered availability from mid-September 2011; the UK announcement specifies October 2011; Sony Japan specifies 14 October 2011. September is the earliest maker-stated retail precision read.
Recording mediaSingle slot for SD/SDHC/SDXC including UHS-I, Memory Stick PRO Duo, PRO-HG Duo or XC-HG DuoSingle slot accepting SD/SDHC/SDXC (UHS-I supported), Memory Stick PRO Duo and PRO-HG Duo
PortsMulti/Micro USB terminal, micro HDMI Type D, 3.5 mm microphone input, flash sync terminal, DC input, wired remote terminal and Multi Interface Shoe; no headphone outputUSB 2.0 Hi-Speed, mini HDMI Type C, 3.5 mm stereo microphone input, wired remote, DC input and flash sync terminal; Auto-lock accessory shoe and optional infrared remote
Wireless connectionsIEEE 802.11b/g/n Wi-Fi at 2.4 GHz and NFC for one-touch sharing/remote control; no GPSGPS geotagging is built into the SLT-A77V regional model represented by the Japanese specification and photograph.
Battery life detailNP-FM500H; maker CIPA claim approximately 410 photographs with viewfinder or 480 with LCDNP-FM500H; CIPA maker claim approximately 470 photographs using the viewfinder or 530 using the LCD
ChargingSupplied BC-VM10A external battery chargerSupplied BC-VM10A external charger
DimensionsApproximately 142.6 × 104.2 × 80.9 mm (width × height × depth)Approximately 142.6 × 104 × 80.9 mm (width × height × depth), excluding protrusions
Weight detailApproximately 647 g body only or 726 g with battery and Memory Stick PRO DuoApproximately 653 g body only; 732 g including battery and Memory Stick PRO Duo
MaterialsMagnesium-alloy body with dust- and moisture-resistant seals; resistance is not waterproofingMagnesium-alloy body with dust and moisture resistance measures; Sony does not guarantee complete resistance in all conditions
ColoursBlackBlack
In the boxNP-FM500H battery, BC-VM10A charger, shoulder strap, Micro USB cable, body cap, eyepiece cup and shoe cap; lens depends on kitNP-FM500H battery, BC-VM10A charger, shoulder strap, eyepiece cup, USB cable and software CD; lenses depend on kit

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