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Sony SLT-A55 vs Sony SLT-A57

5.39 in
4.09 in
Sony SLT-A55 Digital Camera
Sony SLT-A55
5.2 in
3.84 in
Sony SLT-A57 Digital Camera
Sony SLT-A57
Available colors
Editiorial reviews
20
4.0 out of 5
12 user ratings
5 stars
50 %
4 stars
25 %
3 stars
25 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
16
4.1 out of 5
11 user ratings
5 stars
36 %
4 stars
54 %
3 stars
9 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
45
4.1 out of 5
45 user ratings
5 stars
40 %
4 stars
33 %
3 stars
24 %
2 stars
2 %
1 stars
0 %
38
4.2 out of 5
38 user ratings
5 stars
42 %
4 stars
39 %
3 stars
18 %
2 stars
0 %
1 stars
0 %

Full Comparison

Sensor

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Sensor typeCMOSCMOS
Image sensor formatAPS-CAPS-C
Sensor size0.93 in0.93 in
Sensor photo detectors17.0 Mpx17.0 Mpx
Effective pixels16.0 Mpx16.0 Mpx
Image ratio w:h
  • 3:2
  • 16:9
  • 3:2
  • 16:9
Max resolution4912 x 3264 px4912 x 3264 px
Other resolutions
  • 3568x2368
  • 2448x1624
  • 2448x1376
  • 4912x2760
  • 3568x2368
  • 3568x2000
  • 2448x1624
  • 2448x1376
ProcessorBIONZBIONZ

Image

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
ISO
  • 100
  • 125
  • 160
  • 200
  • 250
  • 320
  • 400
  • 500
  • 640
  • 800
  • 1000
  • 1250
  • 1600
  • 2000
  • 2250
  • 3200
  • 6400
  • Auto
  • 3200
  • 16000
  • 25600
  • Auto
ISO Autoyesyes
ISO minimum10010
ISO maximum1280025600
Boosted ISO maximum2560025600
Maximum image resolution4592 x 3056 px2560 x 1920 px
White balance presets69
White balance modes
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Auto
  • Cloudy
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
Custom white balanceyesyes
Supported image file formatsJPG
  • JPG
  • RAW
Photo effects
  • Black&White
  • Vivid
  • Black&White
  • Vivid
Image stabilizernoyes
Image stabilization typeSensor-shiftSensor-shift
Supported aspect ratios16:9
  • 3:2
  • 16:9
Uncompressed formatRAWRAW
HDRyesyes
AEB/HDR supportyesyes

Optics and focus

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Lens mount
  • Sony Alpha DT
  • Sony Alpha
Sony A
Magnification (Crop factor)1.5 x1.5 x
AF assist (auto-focus assist light)LampLamp
Focus adjustmentAutoAuto/Manual
Contrast autofocusnoyes
Autofocus in recording modeyesyes
Focal length multiplier1.5x1.5x
Autofocus
  • Continuous Auto Focus
  • Single Auto Focus
  • Continuous Auto Focus
  • Single Auto Focus
Auto Focus (AF) lockyesyes
Manual focusyesyes
Auto Focus (AF) assist beamyesyes
Number of focus points1515
Max number of AF points (incl. assistant)1515
Image stabiliserBuilt-inBuilt-in
Filter diameter2.17 in2.17 in
Phase detection autofocusyesyes

Screen and viewfinder

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Screen size3.0 in3.0 in
Articulated LCDyesyes
Screen technologyLCDLCD
Screen dots921000921000
Touch screennono
Field of view100.0 %100.0 %
Live viewyesyes
ViewfinderElectronicElectronic
Viewfinder coverage100.0 %100.0 %
Viewfinder resolution1150000.0 px1440000.0 px
Viewfinder magnification1.1 x1.04 x
Separate info displaynono

Photography features

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Camera shutter typeElectronicElectronic
Minimum shutter speed30.0 s30.0 s
Maximum shutter speed1.0 s1.0 s
Shutter priorityyesyes
Aperture priorityyesyes
Manual exposure modeyesyes
Exposure compensation plus23
Exposure compensation minus-2-3
Expousure compensation steps1/31/3
Auto exposure lockyesyes
AE EV steps
  • 1/3
  • 2/3
  • 1/3
  • 2/3
Continuous shootingyesyes
Self-timer delay
  • 2
  • 10
2.0 s
Histogramyesyes
AE frames33
WB BracketingYes
Yes
Subject / scene modesyesyes
Flash sync speed1/160s1/160s
Built-in flashyesyes
Flash range1010
Flash modes
  • Auto
  • Fill-in
  • Flash OFF
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Redeye Reduction
  • Slow Sync
External flash connectionHot shoeHot shoe
External flashyesyes
Continuous drive10.0 fps12.0 fps
Scene modes
  • Panorama
  • Portrait
  • Sunset
  • Landscape
  • Night portrait
  • Portrait
  • Sports
  • Sunset
  • Twilight
  • Landscape
Self-timeryesyes
Metering modes
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
Manual settingsyesyes
Self-timer options
  • 2
  • 10
  • 2
  • 10
Speed (JPEG)10.0 fps12.0 fps
Speed (RAW)10.0 fps10.0 fps

Videography features

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Maximum resolution1920 x 1080 px1920 x 1080 px
Video recordingyesyes
Recording resolutions
  • 640 x 480
  • 1440 x 1080
  • 1920 x 1080
  • 640 x 480
  • 1440 x 1080
  • 1920 x 1080
HD typeFull HDFull HD
Supported video file formats
  • AVCHD
  • H.264
  • MPEG-4
  • AVCHD
  • H.264
  • MP4
  • MPEG-4
Camera playback
  • Movie
  • Single image
Single image
Max resolution (highest frame rate)1920 x 10801920 x 1080
Max frame rate (highest resolution)50.0 fps50.0 fps
Max frame rate (regardless of res.)50.0 fps50.0 fps
Motion JPEG frame rate25.0 fps25.0 fps

Audio features

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Built-in microphoneyesyes
Microphone typeStereoStereo
Voice recordingyesyes
Supported audio file formatsAAC
  • AAC
  • AC3

Design

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Body typeCompactSLR
Colour of productBlackBlack
Anti-dust systemyesyes
Environmentally sealednono

Dimensions

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Weight21.13 oz19.01 oz
Width5.39 in5.2 in
Height4.09 in3.84 in
Depth3.31 in3.18 in

Storage

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Compatible memory cards
  • MS Pro Duo
  • MS Pro-HG
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG Duo
  • SD
  • SDHC
  • SDXC
Dual memory card slotsyesyes
Memory slots21
Storage types
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
Camera file systemDPOF 1.1
  • DCF 2.0
  • DPOF 1.1
  • Exif 2.3
  • MPF
  • RAW

Power

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
Power source typeBatteryBattery
Battery life (CIPA)480590
Battery technology
Lithium-Ion
Lithium
Number of batteries supported11
AC adapter includedyesyes

Connectivity

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
HDMIyesyes
HDMI ports quantity11
USB version2.02.0
WirelessEye-Fi ConnectedEye-Fi Connected
Remote controlyesyes
PictBridgenono
NFCnono
Wireless network (Wi-Fi)nono
Firewirenono

Other features

Sony SLT-A55Sony SLT-A55
Sony SLT-A57Sony SLT-A57
GPSyesno
Orientation sensoryesyes
Energy Star certifiednono

Pros & Cons

Pros
      Cons

          Often compared with Sony SLT-A57