Camera Rocket Review Our evaluation of A65 vs DSLR-A550

Image Quality

RAW image quality independent of lens

DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

Focus lag

Responsiveness

How much delay is there between you and your photo?

Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

Reviews from sonyalpharumors.com, techradar.com, photographyblog.com and 1 more

No winner declared

Too close to call

Benchmarks Real world tests of SLT A65 vs Alpha DSLR-A550

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

SLT A65
717 ISO
Alpha DSLR-A550
807 ISO

Focus lag Delay between fully pressing shutter to image capture

SLT A65
138 ms

Shutter lag Delay to take a photo when prefocused

SLT A65
54 ms

Startup delay Delay from power on to first photo

SLT A65
2,800 ms

Continuous shooting Delay between fully pressing shutter to image capture

SLT A65
10 fps

Battery life How many photos per battery charge (CIPA)

SLT A65
510 photos
Alpha DSLR-A550
950 photos

Features Key features of the SLT A65  vs Alpha DSLR-A550 

Megapixels Maximum resolution images are captured at

SLT A65
24 MP

Max ISO Maximum light sensitivity of the sensor

SLT A65
25,600 ISO
Alpha DSLR-A550
12,800 ISO

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

Viewfinder size Large viewfinders are brighter and more comfortable to use

SLT A65
0.71x

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

SLT A65
15.3 microns
Alpha DSLR-A550
26.0 microns

Reviews Word on the street

SLT A65  vs Alpha DSLR-A550 

9.0
9.0
The inclusion of full 1080p movies, built-in GPS, 10fps burst shooting, and an excellent LCD screen should also help to make the Sony A65 a real contender to equivalent offerings from the Big Two of Nikon and Canon.
SLT A65

Specifications Full list of technical specs

sensor

SLT A65  vs
Alpha DSLR-A550 
Type CMOS CMOS
Megapixels 24 MP 14 MP
Resolution 6000 x 4000 4592 x 3056
Size APS-C APS-C
Area 23.5 x 15.6 mm 23.4 x 15.6 mm
Crop factor 1.5x 1.5x
Pixel size 15.3 microns 26.0 microns
Light sensitivity 100 ISO to 16,000 ISO 200 ISO to 12,800 ISO
Codecs
RAW
JPEG

display

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

shutter

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

performance

Max continuous shooting 10 fps 7 fps
Battery life 510 950
Continuous shooting
10 fps, JPEG
7 fps, JPEG
Focus lag 138 ms 184 ms
Shutter lag 54 ms 74 ms
Startup delay 2,800 ms 500 ms

video

SLT A65  vs
Alpha DSLR-A550 
Video 1920 x 1080 @ 60 fps None
Shoots video in 24p Yes N/A
Shoots high speed video No N/A
External mic jack 3.5mm N/A
Autofocus while shooting video Phase detection N/A
Autofocus type Phase detection N/A
Autofocus supports continuous Yes N/A

focus system

Type Phase detection Contrast detection

viewfinder

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

form factor

Size 132 x 97 x 81 mm 137 x 104 x 84 mm
Thickness 81 mm 84 mm
Weight 622 g 632 g
Is weather sealed No No

features

Is a smart camera No No
Includes a GPS Yes No
Supports HDR Yes Yes
Automatic panorama Yes No
Create realistic 3D images Yes No
Image stabilization
Sensor shift
Sony SLT A65
Report a correction
Sony Alpha DSLR-A550
Report a correction

Comments

comments powered by Disqus