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Sony Alpha 77 II vs Sony Alpha SLT-A37

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

Better figure, where one is clearly better

SonyAlpha 77 IISonyAlpha SLT-A37
Overview
ReleasedMay 2014May 2012
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 MP16.1 MP
Largest image6000 × 40004912 × 3264
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 recording16.5 million total photosites; fixed translucent mirror feeds the dedicated phase-detection AF module 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 panorama MPO; 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 100–3200; standard ISO 100–16000; multi-frame noise reduction extends to ISO 25600; movies ISO 100–3200
Image processorBIONZ XBIONZ
Lens and shooting
Lens mountSony A-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst12 fps5.5 fps
Lens detailSony, Minolta and Konica Minolta A-mount AF lenses; kit lens is separate from body specificationsSony, 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 mode15 phase-detection points including three cross sensors; AF-S, AF-A, AF-C and manual focus; EV −1–18 at ISO 100 with an F2.8 lens; zone/local selection, tracking AF and flash AF assist
Shutter1/8000–30 seconds and Bulb; flash sync 1/250 second; selectable electronic first curtain; maker shutter durability claim 150,000 activations1/4000–30 seconds and Bulb; flash sync 1/160 second; electronic first curtain selectable
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 conditionsFull-resolution continuous shooting up to 5.5 fps Hi or 2.5 fps Lo; Tele-zoom Continuous Advance Priority AE reaches 7 fps with central crop to 8.4 MP JPEG. Maker ordinary Hi buffer: 15 Fine or 16 Standard JPEG, seven RAW or six RAW+JPEG; cropped mode 17 Fine or 18 Standard JPEG. 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 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 10 metres at ISO 100; ADI/pre-flash TTL; compatible external 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, Intelligent Auto, Superior Auto, scene and panorama modes; 1200-zone metering; ±3 EV compensation in 1/3 steps; D-Range Optimizer, Auto HDR, Picture Effects and Auto Portrait Framing
Video
Highest video resolution1920 × 1080 at 60 fps1920 × 1080 at 30 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 configuration: Full HD AVCHD 2.0 at 60 interlaced fields per second with 30 fps sensor output, or 24p, at approximately 24 or 17 Mbps. PAL models use 50i with 25 fps sensor output or 25p. No 50p/60p Full HD. MP4 up to 1440 × 1080 at 30 fps; main rate is sensor output, not interlaced field rate. Maker continuous limit approximately 29 minutes or 2 GB. Movie A/S/M exposure requires manual focus; phase-detection AF uses automatic exposure
AudioBuilt-in stereo microphone and mono playback speaker; 3.5 mm microphone inputBuilt-in stereo microphone and mono playback speaker; external microphone input
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″2.7″
Screen dots1,228,800230,400
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 subpixelsClear Photo LCD tilts approximately 135° upwards or 55° downwards; dots count colour subpixels; focus peaking and magnification
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 frame0.46-type SVGA Tru-Finder, 100% coverage; 1,440,000 effective dots at maximum magnification (1.19× with 50 mm lens), or 1,253,280 at standard magnification (1.09×)
Connections and design
Wi-FiYes–
Battery life (maker's claim)410 photographs450 photographs
Body weight647 g448 g
Release detailSony Hong Kong specifies retail availability from the end of May 2014; Sony USA specifies June 2014Sony Spain states availability from mid-May 2012; Sony Japan states 15 June 2012. May follows the earliest maker-stated regional retail timing
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, 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 microphone and wired remote inputs; Auto-lock accessory shoe; no infrared remote
Wireless connectionsIEEE 802.11b/g/n Wi-Fi at 2.4 GHz and NFC for one-touch sharing/remote control; no GPS–
Battery life detailNP-FM500H; maker CIPA claim approximately 410 photographs with viewfinder or 480 with LCDNP-FW50; maker CIPA claim approximately 450 photographs with viewfinder or 500 with LCD
ChargingSupplied BC-VM10A external battery chargerSupplied BC-VW1 external charger; no in-body charging
DimensionsApproximately 142.6 × 104.2 × 80.9 mm (width × height × depth)Approximately 124.4 × 92 × 84.7 mm (width × height × depth), excluding protrusions
Weight detailApproximately 647 g body only or 726 g with battery and Memory Stick PRO DuoApproximately 448 g body only, 506 g including battery and Memory Stick PRO Duo
MaterialsMagnesium-alloy body with dust- and moisture-resistant seals; resistance is not waterproofing–
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-FW50 battery, BC-VW1 charger, shoulder strap, body cap, eyepiece cup, USB cable and software CD; lenses depend on kit

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