Sony Alpha SLT-A35 vs Sony Alpha SLT-A57

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

Better figure, where one is clearly better

Alpha SLT-A35 compared with Alpha SLT-A57
SonyAlpha SLT-A35SonyAlpha SLT-A57
Overview
ReleasedJuly 2011April 2012
Image and sensor
Camera typeTranslucent mirrorTranslucent mirror
Sensor formatAPS-CAPS-C
Sensor typeExmor APS HD CMOSExmor APS HD CMOS
Sensor dimensions23.5 × 15.6 mm23.5 × 15.6 mm
Effective resolution16.2 MP16.1 MP
Largest image4912 × 32644912 × 3264
RAW recordingYesYes
Standard ISO range100–12800100–16000
Sensor detailFixed translucent mirror feeds the dedicated phase-detection module while the main sensor supplies live view; maker support page lists 16.5 million total pixels16.7 million total photosites; fixed translucent mirror feeds a dedicated phase-detection AF sensor while the main sensor supplies live view
Image formatsJPEG, RAW (Sony ARW 2.2), RAW+JPEG and 3D panorama MPO; 3:2 or 16:9 stillsJPEG, RAW (Sony ARW 2.3), RAW+JPEG and 3D MPO panoramas; 3:2 or 16:9 stills
ISO detailAuto ISO 100–1600; standard ISO 100–12800; multi-frame noise reduction extends to ISO 25600Auto ISO 100–3200; multi-frame noise reduction extends sensitivity to ISO 25600; movies ISO 100–3200
Image processorBIONZBIONZ
Lens and shooting
Lens mountSony A-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst5.5 fps10 fps
Lens detailSony, Minolta and Konica Minolta A-mount AF lenses; official photograph shows the DT 18–55mm kit lens, separate from body specificationsCompatible Sony, Minolta and Konica Minolta A-mount AF lenses; kit lenses are separate from body specifications
Autofocus15 phase-detection points, including three cross sensors; AF-S, AF-A, AF-C and manual focus; EV −1–18 at ISO 100; predictive tracking and flash AF assist15-point phase-detection AF with three cross sensors; EV −1–18 at ISO 100 with an F2.8 lens; AF-S, AF-A, AF-C and manual focus; zone and local selection, tracking AF and Eye-Start
Shutter1/4000–30 seconds and Bulb; flash sync 1/160 second1/4000–30 seconds and Bulb; flash sync 1/160 second
Burst detailFull-resolution continuous shooting up to 5.5 fps with tracking AF; Tele-zoom Continuous Advance Priority AE reaches 7 fps with approximately 1.4× central crop to 8.4 MP JPEG. Maker Hi buffer: 14 Fine or 18 Standard JPEGs, six RAW or six RAW+JPEG; cropped mode 21 Fine or 29 Standard JPEGs. Card and shooting conditions affect performanceUp to 12 fps with full-time continuous AF in Tele-zoom Continuous Advance Priority AE: 1.4× centre crop, medium/small JPEG only. Full-resolution Continuous Advance Priority AE reaches 10 fps; ordinary drive 8 fps Hi or 3 fps Lo. Maker buffer claim at 10 fps: 23 Fine JPEG, 27 Standard JPEG, 21 RAW or 18 RAW+JPEG frames; cropped 12 fps: 23 Fine or 25 Standard JPEG frames. In the 10/12 fps AF modes aperture is controlled to f/3.5, or the maximum aperture of a slower lens; the 12 fps maximum image is approximately 8.4 MP.
Stabilisation detailSteadyShot INSIDE sensor shift; maker claim approximately 2.5–4 stops, dependent on lens and conditionsSteadyShot INSIDE sensor shift for stills, maker claim approximately 2.5–4.5 stops; electronic stabilisation for movies
FlashAutomatic pop-up flash, guide number 10 metres at ISO 100; ADI/pre-flash TTL; compatible external flash required for wireless and high-speed syncAutomatic pop-up flash, guide number 10 in metres at ISO 100; ADI and pre-flash TTL control; compatible external flash required for wireless flash and high-speed sync
Exposure controlsPASM, Auto, Auto+, scene and panorama modes; 1200-zone metering; ±2 EV compensation in 1/3 steps; D-Range Optimizer, Auto HDR and Picture EffectsPASM, Intelligent Auto, Superior Auto, scene and panorama modes; 1200-zone metering; ±3 EV compensation in 1/3 steps; three-frame Auto HDR, D-Range Optimizer, Picture Effects and Auto Portrait Framing
Video
Highest video resolution1920 × 1080 at 25 fps1920 × 1080 at 60 fps
Video detailPAL configuration: Full HD AVCHD at 50 interlaced fields per second with 25 fps sensor output, approximately 17 Mbps; MP4 up to 1440 × 1080 at 25 fps. Main frame rate is sensor output, not interlaced field rate; NTSC/PAL depends on sales region. Maker maximum movie recording approximately 29 minutes; Sony overseas brochure separately qualifies about 11 minutes with SteadyShot at room temperatureJapan/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 speakerBuilt-in stereo microphone with wind-noise reduction, external stereo microphone input and mono playback speaker
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots921,600921,600
Touchscreen–No
Tilting screenNoYes
Display detailFixed Xtra Fine LCD with TruBlack technology; dots count colour subpixelsXtra Fine LCD with 180° tilt and 270° rotation on a bottom hinge; focus peaking and magnification; dots count colour subpixels
Viewfinder detailTru-Finder with 1,152,000 effective dot equivalents and 1,440,000 total dot equivalents; 100% coverage and approximately 1.1× magnification with a 50 mm lens0.46-type SVGA electronic finder, 100% coverage; 1,440,000 effective dots at maximum magnification (1.04× with a 50 mm lens), or 1,253,280 at standard magnification (0.97×); electronic level and grids
Connections and design
Battery life (maker's claim)440 photographs550 photographs
Body weight415 g (better)539 g
Release detailSony Hong Kong states July 2011 availability; Sony UK and US state August 2011Sony UK specifies early April 2012 for European availability; Japan’s revised announcement specifies 27 April 2012. April is the earliest maker-stated retail precision found.
Recording mediaSingle slot accepting SD/SDHC/SDXC, Memory Stick PRO Duo and PRO-HG DuoSingle slot accepting SD, SDHC, SDXC, Memory Stick PRO Duo and PRO-HG Duo
PortsUSB 2.0 Hi-Speed and mini HDMI Type C; microphone and wired remote inputsUSB 2.0 Hi-Speed, mini HDMI Type C, 3.5 mm stereo microphone input, wired remote and DC input; optional infrared remote; Auto-lock accessory shoe
Battery life detailNP-FW50; overseas brochure and Hong Kong specification claim approximately 440 viewfinder or 420 LCD photographs under CIPA. Sony UK launch text/table reverses these to 420 viewfinder/440 LCDNP-FM500H; CIPA maker claim approximately 550 photographs using the viewfinder or 590 using the LCD
ChargingSupplied BC-VW1 external chargerSupplied BC-VM10A external charger
DimensionsApproximately 124.4 × 92 × 84.7 mm (width × height × depth), excluding protrusionsApproximately 132.1 × 97.5 × 80.7 mm (width × height × depth), excluding protrusions
Weight detailSony overseas brochure and Hong Kong launch specification: approximately 415 g body only, 473 g with battery and Memory Stick PRO Duo. Malaysian support page instead lists 433 g body onlyApproximately 539 g body only; 618 g including battery and Memory Stick PRO Duo
MaterialsPolycarbonate outer body (PhotographyBlog and Photo Review)–
ColoursBlackBlack
In the box–NP-FM500H battery, BC-VM10A charger, shoulder strap, eyepiece cup, USB cable and software CD; lenses depend on kit

More comparisons