Camera Rocket Review Our evaluation of A99 vs NX30

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 and focus points

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, imaging-resource.com, techradar.com and 5 more

No winner declared

Too close to call

Benchmarks Real world tests of SLT A99 vs Samsung NX30

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

SLT A99
1,555 ISO
Samsung NX30
1,014 ISO

Focus lag Delay between fully pressing shutter to image capture

SLT A99
127 ms
Samsung NX30
125 ms

Startup delay Delay from power on to first photo

SLT A99
700 ms
Samsung NX30
800 ms

Continuous shooting Delay between fully pressing shutter to image capture

SLT A99
6 fps
Samsung NX30
9 fps

Battery life How many photos per battery charge (CIPA)

SLT A99
500 photos
Samsung NX30
360 photos

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

SLT A99
25.0 bits
Samsung NX30
23.5 bits

Features Key features of the SLT A99  vs Samsung NX30 

Megapixels Maximum resolution images are captured at

SLT A99
24 MP
Samsung NX30
20 MP

Max ISO Maximum light sensitivity of the sensor

SLT A99
25,600 ISO
Samsung NX30
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

Viewfinder size Large viewfinders are brighter and more comfortable to use

SLT A99
0.71x
Samsung NX30
0.65x

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

SLT A99
35.8 microns
Samsung NX30
18.5 microns

Reviews Word on the street

SLT A99  vs Samsung NX30 

8.4
7.7
With a CIPA standard capacity of 410 shots using the EVF, it provides less than half the shooting capacity of the A99's rivals; a direct consequence of having to support full-time live view.
SLT A99

Specifications Full list of technical specs

sensor

SLT A99  vs
Samsung NX30 
Type EXMOR CMOS
Megapixels 24 MP 20 MP
Resolution 6000 x 4000 5472 x 3648
Size Full frame APS-C
Area 35.8 x 24 mm 23.5 x 15.7 mm
Crop factor 1.0x 1.5x
Pixel size 35.8 microns 18.5 microns
Light sensitivity 100 ISO to 25,600 ISO 100 ISO to 25,600 ISO
Codecs
RAW
JPEG

focus system

Type Phase detection Phase detection
Focus points 19 247
Supports continuous Yes Yes

viewfinder

Viewfinder mirror Translucent None
Viewfinder Yes Yes
Type Electronic Electronic
Coverage 100% 100%
Magnification 0.71x 1x
Viewfinder size 0.71x 0.65x
Display type OLED LCD
Display resolution 2,360 k dots 1,036 k dots

performance

Max continuous shooting 6 fps 9 fps
Battery life 500 360
Continuous shooting
9 fps
6 fps
Focus lag 127 ms 125 ms
Startup delay 700 ms 800 ms

video

SLT A99  vs
Samsung NX30 
Video 1920 x 1080 @ 60 fps (17 Mbps, AVCHD, MPEG-4) 1920 x 1080 @ 60 fps
Shoots video in 24p Yes No
Shoots high speed video No No
External mic jack 3.5mm 3.5mm
Autofocus while shooting video Phase detection Hybrid detection
Autofocus type Phase detection Hybrid detection

display

Type LCD OLED
Size 3" 3"
Resolution 1,229 k dots 1,036 k dots
Has a touch screen No Yes
Has a flip out screen Yes Yes
Supports live view Yes Yes

shutter

Min 30 s 30 s
Max 1/8000 s 1/8000 s

form factor

Size 147 x 111 x 78 mm 127 x 96 x 58 mm
Thickness 78 mm 58 mm
Weight 812 g 375 g
Is weather sealed Yes No

features

Includes a GPS Yes No
Supports HDR Yes Yes
WiFi None 802.11n
Automatic panorama Yes Yes
Create realistic 3D images No Yes
Sony SLT A99
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Samsung NX30
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