Technical specificationsα57

Key FeaturesSLT-A57
TypeInterchangeable lens digital camera with built-in flash
Lens CompatibilitySony A-mount lenses. Operation also confirmed with Minolta and Konica Minolta AF lenses
Image SensorAPS-C type (23.5 x15.6 mm), Exmor APS HD CMOS sensor with RGB primary colour filters
ProcessorBIONZ image processor
ISO Sensitivity RangeAUTO (ISO 100 – 3200), ISO 100 – 16000 selectable, Multi Frame NR (extendable up to ISO 25600)
Image Quality ModesRAW, RAW&JPEG, JPEG Fine, JPEG Standard
HDMI Connector and BRAVIA SyncHDMI mini connector (Type-C), BRAVIA Sync (link menu), PhotoTV HD
Image Size: 3:2 (pixels)L: 4912 x 3264 (16M)M: 3568 x 2368 (8.4M)S: 2448 x 1624 (4.0M)
HD movie recordRecording format: AVCHD 2.0 / MP4Video compression: MPEG-4 AVC (H.264)Image size (pixels) (PAL): AVCHD: 1980×1080 (50p / 28M / PS, 50i / 24M / FX, 50i / 17M/FH, 25p / 24M / FX, 25p / 17M / FH), MP4: 1440×1080 (25fps / 12M), VGA: 640×480 (25fps / 3M)
Electronic ViewfinderSVGA 1.2 cm (0.46 type) electronic viewfinder (colour), Xtra Fine (1,440,000 dots effective resolution (when viewfinder magnification is set to maximum setting), with 100% frame coverage, five display modes and grid line display modes.
LCD7.5 cm (3.0-type) wide type Xtra Fine LCD with 921k dot resolution; Tilt angle: downward 180 degrees. Rotation angle: leftward 270 degrees from position in which LCD is facing forward.
Other featuresFace Detection, Auto Portrait Framing, Smile Shutter, Shooting Tips, Help Guide
Clear Image ZoomYes
Digital zoomSmart Zoom, Digital Zoom
Anti-dust SystemCharge protection coating on low-pass filter and image-sensor shift mechanism
Focus ModesAF/MF selectable.AF modes: Single-shot AF, Automatic AF, Continuous AF
Autofocus SystemTTL 15-point phase detection AF system with 3 cross sensors
Exposure ModesiAUTO, Flash Off, Superior Auto, Scene Selection, Sweep Panorama, 3D Sweep Panorama, Continuous Advance Priority AE, Movie, Programmed AE (P), Aperture priority (A), Shutter-speed priority (S), Manual (M)
Exposure Metering System1200-zone evaluative metering
Exposure Metering ModesMulti-segment, Centre-weighted, Spot
Scene SelectionPortrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night View, Hand-held Twilight
Picture Effect11 modes (15 effects): Posterization (Colour, B/W), Pop Colour, Retro Photo, Partial Colour (R,G,B,Y), High Contrast Monochrome, Toy Camera, Soft High-key, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature
Creative Style SettingsStandard, Vivid, Portrait , Landscape, Sunset, Black & White[Contrast (-3 to +3steps), Saturation (-3 to +3steps), Sharpness (-3 to +3steps)]
Sweep PanoramaYES (2D and 3D)
Auto HDRYES (available in P/A/S/M modes)
Shutter Speed (stills)1/4000-30sec, Bulb
Exposure Bracketing1/3EV, 2/3EV increments, 3 frames
White Balance SettingsAuto WB, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool White/Day white/Daylight), Flash, C. Temp 2500 to 9900K, C Filter G7 to M7, 15-step, Custom, AWB micro adjustment
Continuous Advance ShootingTele-zoom Continuous Advance Priority AE: Maximum 12 images per secondContinuous Advance Priority AE: Maximum 10 images per secondContinuous shooting: Hi: Maximum 8 frames per second / Lo: Maximum 3 frames per secondTele-zoom Continuous Advance Priority AE mode: Fine: 23 images, Standard: 25 imagesContinuous Advance Priority AE mode: Fine: 23 images, Standard: 27 images, RAW & JPEG: 18 images, RAW: 21 imagesContinuous shooting: Fine: 25 images, Standard: 29 images, RAW & JPEG: 19 images, RAW: 21 images
Approx. no. of ShotsApprox. 550 shots with Tru-Finder, approx. 590 shots with LCD monitor (CIPA standard)
Built-in FlashAuto pop-up, GN10 (in metres at ISO 100), FOV coverage up to 18mm
Flash ModesFlash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction (on/off selectable), Wireless*, Hi-Speed Sync.** With external Flash HVL-F58AM, HVL-F56AM, HVL-F43AM, HVL-F42AM, HVL-F36AMFlash control (ADI flash/ Pre-flash TTL)
MediaMemory Stick PRO Duo / Memory Stick PRO-HG Duo; SD / SDHC / SDXC memory card
Dimensions (WxHxD)Approx. 132.1 mm × 97.5 mm × 80.7 mm
WeightApprox. 539g (body only)Approx. 618g (with battery and Memory Stick PRO Duo)