Camera Rocket Review Our evaluation of A37 vs DSLR-A580

Image Quality

RAW image quality independent of lens

SLT A37
8.8
DSLR-A580
9.5
DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

SLT A37
8.6
DSLR-A580
6.6
Focus lag, cross type focus points and focus points

Responsiveness

How much delay is there between you and your photo?

SLT A37
9.2
DSLR-A580
8.0
Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

SLT A37
9.4
DSLR-A580
9.1
Reviews from dpreview.com, techradar.com, photographyblog.com and reviews.cnet.com

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

SLT A37
9.1
DSLR-A580
8.8

Winner
Sony SLT A37 

Camera Rocket recommends the Sony SLT A37  based on its focusing, responsiveness and reviews.

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Benchmarks Real world tests of SLT A37 vs DSLR-A580

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

SLT A37
799 ISO
DSLR-A580
1,121 ISO

Focus lag Delay between fully pressing shutter to image capture

SLT A37
109 ms
DSLR-A580
295 ms

Shutter lag Delay to take a photo when prefocused

SLT A37
57 ms
DSLR-A580
84 ms

Startup delay Delay from power on to first photo

SLT A37
900 ms
DSLR-A580
800 ms

Continuous shooting Delay between fully pressing shutter to image capture

SLT A37
7 fps
DSLR-A580
7 fps

Battery life How many photos per battery charge (CIPA)

SLT A37
500 photos
DSLR-A580
1,050 photos

Features Key features of the SLT A37  vs DSLR-A580 

Megapixels Maximum resolution images are captured at

SLT A37
16 MP
DSLR-A580
16 MP

Max ISO Maximum light sensitivity of the sensor

SLT A37
25,600 ISO
DSLR-A580
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 A37
2.6"

Viewfinder size Large viewfinders are brighter and more comfortable to use

SLT A37
0.71x
DSLR-A580
0.52x

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

SLT A37
22.8 microns
DSLR-A580
22.9 microns

Specifications Full list of technical specs

sensor

SLT A37  vs
DSLR-A580 
Type CMOS CMOS
Megapixels 16 MP 16 MP
Resolution 4912 x 3264 4912 x 3264
Size APS-C APS-C
Area 23.4 x 15.6 mm 23.5 x 15.6 mm
Crop factor 1.5x 1.5x
Pixel size 22.8 microns 22.9 microns
Light sensitivity 100 ISO to 16,000 ISO 100 ISO to 12,800 ISO
Light sensitivity (Boost) 100 ISO to 25,600 ISO 12,800 ISO to 25,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes

focus system

Type Phase detection Phase detection
Focus points 15 15
Cross type focus points 3 3

shutter

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

form factor

Size 124 x 92 x 85 mm 137 x 104 x 84 mm
Thickness 85 mm 84 mm
Weight 506 g 599 g
Is weather sealed No No

features

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

video

SLT A37  vs
DSLR-A580 
Video 1920 x 1080 @ 29.97 fps 1920 x 1080 @ 30 fps
Shoots video in 24p Yes No
Shoots high speed video No No
External mic jack 3.5mm 3.5mm

display

Type LCD LCD
Size 2.6" 3"
Resolution 230 k dots 921 k dots
Has a touch screen No No
Has a flip out screen Yes Yes
Supports live view Yes Yes

viewfinder

Viewfinder mirror Opaque Opaque
Viewfinder Yes Yes
Type Electronic Pentamirror
Coverage 100% 95%
Magnification 1.09x 0.8x
Viewfinder size 0.71x 0.52x

performance

Max continuous shooting 7 fps 7 fps
Battery life 500 1,050
Continuous shooting
7 fps, JPEG
7 fps
5.5 fps
Focus lag 109 ms 295 ms
Shutter lag 57 ms 84 ms
Startup delay 900 ms 800 ms
Sony SLT A37
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Sony DSLR-A580
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