Camera Rocket Review Our evaluation of A58 vs A57

Image Quality

RAW image quality independent of lens

SLT A58
9.5
SLT A57
9.6
DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

SLT A58
6.2
SLT A57
6.2
cross type focus points and focus points

Responsiveness

How much delay is there between you and your photo?

SLT A58
10.0
SLT A57
10.0
continuous shooting

Reviews

What do the experts think?

SLT A58
9.2
SLT A57
9.4
Reviews from sonyalpharumors.com and techradar.com

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

SLT A58
9.1
SLT A57
9.2

Winner
Sony SLT A57 

Camera Rocket recommends the Sony SLT A57  based on its image quality and reviews.

See full details

Benchmarks Real world tests of SLT A58 vs A57

Low light image quality Highest ISO setting that still achieves great image quality

SLT A58
753 ISO
SLT A57
785 ISO

Resolution Results from photos of standard resolution charts

SLT A58
2,400 LPH
SLT A57
2,400 LPH

Continuous shooting Delay between fully pressing shutter to image capture

SLT A58
8 fps
SLT A57
12 fps

Battery life How many photos per battery charge (CIPA)

SLT A58
690 photos
SLT A57
550 photos

Color depth The number of variations of color the camera can capture

SLT A58
23.3 bits
SLT A57
23.4 bits

Dynamic range Maximum range a camera can capture in one image from light to dark

SLT A58
12.5 ev
SLT A57
13.0 ev

Features Key features of the SLT A58  vs A57 

Megapixels Maximum resolution images are captured at

SLT A58
20.1 MP
SLT A57
16 MP

Max ISO Maximum light sensitivity of the sensor

SLT A58
25,600 ISO
SLT A57
25,600 ISO

Focus points How many different points the camera can focus on

Screen size Larger screens make it easier to preview and review photos

SLT A58
2.7"
SLT A57
3"

Viewfinder size Large viewfinders are brighter and more comfortable to use

SLT A58
0.65x
SLT A57
0.72x

Pixel size How much area of the sensor is dedicated to each pixel

SLT A58
18.3 microns
SLT A57
22.9 microns

Reviews Word on the street

SLT A58  vs A57 

8.0
8.0
If you're not that interested in raw format shooting, you've got a wide range of fun and interesting features on offer here.
SLT A58

Specifications Full list of technical specs

sensor

SLT A58  vs
A57 
Type CMOS CMOS
Megapixels 20.1 MP 16 MP
Resolution 5176 x 3880 4912 x 3264
Size APS-C APS-C
Area 23.5 x 15.6 mm 23.5 x 15.6 mm
Crop factor 1.5x 1.5x
Pixel size 18.3 microns 22.9 microns
Light sensitivity 100 ISO to 16,000 ISO 100 ISO to 16,000 ISO
Light sensitivity (Boost) 16,000 ISO to 25,600 ISO 16,000 ISO to 25,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes
Tested vertical resolution 2,400 LPH 2,400 LPH
Tested horizontal resolution 2,400 LPH 2,400 LPH

focus system

Type Phase detection Phase detection
Focus points 15 15
Cross type focus points 3 3
Supports continuous Yes Yes

shutter

Min 30 s 30 s
Max 1/4000 s 1/4000 s

form factor

Size 129 x 95 x 78 mm 132 x 98 x 81 mm
Thickness 78 mm 81 mm
Weight 492 g 618 g
Is weather sealed No No

features

Includes a GPS No No
Supports HDR Yes Yes
Automatic panorama Yes Yes
Create realistic 3D images No Yes
Image stabilization
Sensor shift

video

SLT A58  vs
A57 
Video 1920 x 1080 @ 29.97 fps 1920 x 1080 @ 60 fps
Shoots video in 24p Yes Yes
Shoots high speed video No No
External mic jack 3.5mm 3.5mm
Autofocus while shooting video Phase detection Phase detection
Autofocus type Phase detection Phase detection
Autofocus supports continuous Yes Yes

display

Type LCD LCD
Size 2.7" 3"
Resolution 460 k dots 921 k dots
Has a touch screen No No
Has a flip out screen No Yes
Supports live view Yes Yes

viewfinder

Viewfinder mirror Translucent Translucent
Viewfinder Yes Yes
Type Electronic Electronic
Coverage 100% 100%
Magnification 1x 1.1x
Viewfinder size 0.65x 0.72x
Display type LCD LCD

performance

Max continuous shooting 8 fps 12 fps
Battery life 690 550
Continuous shooting
12 fps, JPEG
10 fps, JPEG
8 fps
Sony SLT A58
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Sony SLT A57
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