Camera Rocket Review Our evaluation of K10D vs J2

Image Quality

RAW image quality independent of lens

DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range


How fast and easily does the camera nail focus

Focus lag, cross type focus points and focus points


How much delay is there between you and your photo?

Focus lag, continuous shooting and Startup delay


What do the experts think?

Reviews from,,, and 1 more

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

Nikon 1 J2 

Camera Rocket recommends the Nikon 1 J2  based on its focusing and responsiveness.

See full details

Benchmarks Real world tests of Pentax K10D vs Nikon 1 J2

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

Pentax K10D
522 ISO
Nikon 1 J2
363 ISO

Focus lag Delay between fully pressing shutter to image capture

Pentax K10D
254 ms
Nikon 1 J2
94 ms

Startup delay Delay from power on to first photo

Pentax K10D
400 ms
Nikon 1 J2
1,400 ms

Continuous shooting Delay between fully pressing shutter to image capture

Pentax K10D
3 fps
Nikon 1 J2
60 fps

Battery life How many photos per battery charge (CIPA)

Pentax K10D
500 photos
Nikon 1 J2
230 photos

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

Pentax K10D
22.7 bits
Nikon 1 J2
21.3 bits

Features Key features of the Pentax K10D  vs Nikon 1 J2 

Megapixels Maximum resolution images are captured at

Pentax K10D
10 MP
Nikon 1 J2
10 MP

Max ISO Maximum light sensitivity of the sensor

Pentax K10D
1,600 ISO
Nikon 1 J2
6,400 ISO

Focus points How many different points the camera can focus on

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

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

Pentax K10D
36.8 microns
Nikon 1 J2
11.6 microns

Reviews Word on the street

Pentax K10D  vs Nikon 1 J2 

The colour rendition is excellent, the exposures good and the contrast strong.
Pentax K10D

Specifications Full list of technical specs


Pentax K10D  vs
Nikon 1 J2 
Megapixels 10 MP 10 MP
Resolution 3872 x 2592 3872 x 2592
Size APS-C Nikon CX
Area 23.5 x 15.7 mm 13.2 x 8.8 mm
Crop factor 1.5x 2.7x
Pixel size 36.8 microns 11.6 microns
Light sensitivity 100 ISO to 1,600 ISO 100 ISO to 3,200 ISO
Self cleaning sensor Yes Yes

focus system

Type Phase detection Phase detection
Focus points 11 135
Cross type focus points 9 41
Supports continuous No No


Viewfinder mirror Opaque None
Viewfinder Yes No
Type Pentaprism N/A
Coverage 95% N/A
Magnification 0.95x N/A


Max continuous shooting 3 fps 60 fps
Battery life 500 230
Continuous shooting
60 fps, JPEG
3 fps, JPEG
10 fps
Focus lag 254 ms 94 ms
Startup delay 400 ms 1,400 ms


Pentax K10D  vs
Nikon 1 J2 
Video None 1920 x 1080 @ 60 fps
Shoots video in 24p N/A No
Shoots high speed video N/A Yes
External mic jack N/A None
Autofocus while shooting video N/A Phase detection
Autofocus type N/A Phase detection
Autofocus supports continuous N/A Yes


Size 2.5" 3"
Resolution 210 k dots 921 k dots
Has a touch screen No No
Has a flip out screen No No
Supports live view No Yes


Min 30 s 30 s
Max 1/4000 s 1/16000 s

form factor

Size 142 x 101 x 70 mm 106 x 61 x 29.8 mm
Thickness 70 mm 29.8 mm
Weight 793 g 280 g
Is weather sealed Yes No


Includes a GPS No No
Supports HDR No Yes
Automatic panorama No Yes
Create realistic 3D images No No
Image stabilization
Sensor shift
Pentax K10D
Report a correction
Nikon 1 J2
Report a correction

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