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 1-on-1 Comparison
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GENERAL
Model Sony SLT-A57 Sony SLT-A55 Sony SLT-A58
Release Date 2012-09-13 2010-08-24 2013-11-27
Camera Type Compact SLR Compact SLR Compact SLR
Current Price AMAZON

B&H PHOTO
AMAZON

B&H PHOTO
AMAZON

B&H PHOTO
SENSOR COMPARISON
Sensor Resolution
16

Megapixel

16

Megapixel

20

Megapixel

Max Image Dimensions 4912 x 3264 4912 x 3264 5456 x 3632
Sensor Type CMOS CMOS CMOS
Sensor Size APS-C APS-C APS-C
Sensor Dimensions 23.5 x 15.6 mm 23.5 x 15.6 mm 23.2 x 15.4 m
Sensor Area
366mm2
366mm2
348mm2
Max ISO

16000

12800

16000

Min ISO

100

100

100

RAW Support
SHOOTING FEATURES COMPARISON
Model Sony SLT-A57 Sony SLT-A55 Sony SLT-A58
Max Shutter Speed 1/4000 sec 1/4000 sec 1/4000 sec
Min Shutter Speed 30 sec 30 sec 30 sec
Continuous Shooting 12 fps 10 fps 8 fps
Shutter Priority
Aperture Priority
Manual Exposure
Exposure Compensation ±3 (at 1/3 EV steps) ±2 (at 1/3 EV steps)
Exposure Metering
  • MultiCenter-weightedSpot
  • MultiCenter-weightedSpot
  • MultiCenter-weightedSpot
Auto Exposure Bracketing (3 frames at 1/3 EV, 2/3 EV steps) (3 frames at 1/3 EV, 2/3 EV steps) Yes
Custom White Balance
Image Stabilizer Sensor-shift Sensor-shift Sensor-shift
Built-in Flash
Flash Range 10.00 m (@ ISO 100) 10.00 m (@ ISO 100) 10.00 m (@ ISO 100)
Max Flash Sync 1/160s 1/160s 1/160s
Flash Modes Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless n/a
External Flash
AE Bracketing
WB Bracketing
VIEWFINDER COMPARISON
Viewfinder Type Electronic Electronic Electronic
Viewfinder Resolution 1,440k dots 1,150k dots 1,440k dots
Viewfinder Coverage 100% 100% 100%
Viewfinder Magnification 0.7 0.73 0.65
LCD DISPLAY COMPARISON
Display Type Fully Articulated Fully Articulated Tilting
Technology Xtra Fine TFT drive with TruBlack technology n/a n/a
Screen Size
3.00"
3.00"
2.70"
Resolution 921k dots 921k dots 460k dots
Live View
Touch Screen
VIDEO COMPARISON
Model Sony SLT-A57 Sony SLT-A55 Sony SLT-A58
Video Resolution 1920 x 1080 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) 1920 x 1080
Video File Format
  • MPEG-4
  • AVCHD
  • H.264
  • MPEG-4
  • AVCHD
  • H.264
  • MPEG-4
  • AVCHD
  • H.264
Microphone Type Stereo Stereo Stereo
Speaker Type Mono None Mono
External Microphone Port
External Headphone Port
PHYSICAL SPECS COMPARISON
Weight 618 g 500 g 492 g
Dimensions 132 x 98 x 81 mm 124 x 92 x 85 mm 129 x 95 x 78 mm
Body Sealing No No No
BATTERY and STORAGE
Battery Type Battery Pack Battery Pack Battery Pack
Battery Life

550 Shots

380 Shots

690 Shots

Storage Media SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
CONNECTIVITY COMPARISON
Wireless Connectivity Eye-Fi Connected Eye-Fi Connected Eye-Fi Connected
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
LENS COMPARISON
Model Sony SLT-A57 Sony SLT-A55 Sony SLT-A58
Lens Mount Sony/Minolta Alpha Sony/Minolta Alpha Sony/Minolta Alpha
Focal Range(35mm) No Lens No Lens No Lens
Focal Length Multiplier 1.5× 1.5× 1.5×
Optical Zoom No Lens No Lens No Lens
Max Aperture No Lens No Lens No Lens
Macro Focus Range No Lens No Lens No Lens
Manual Focus
AUTOFOCUS COMPARISON
Number of Focus Points 15 15 15
Contrast Detection
Phase Detection
AF Modes
  • AF Continuous
  • AF Single
  • AF Tracking
  • AF Selective
  • AF Multi Area
  • AF Live View
  • Face Detection
  • AF Continuous
  • AF Single
  • AF Selective
  • AF Multi Area
  • AF Live View
  • Face Detection
  • AF Continuous
  • AF Single
  • AF Tracking
  • AF Selective
  • AF Multi Area
  • AF Live View
  • Face Detection
Current Price AMAZON

B&H PHOTO
AMAZON

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AMAZON

B&H PHOTO