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Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5

Portability
93
Imaging
36
Features
47
Overall
40
Pentax Q front
 
Ricoh GXR GR Lens A12 28mm F2.5 front
Portability
88
Imaging
53
Features
37
Overall
46

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Key Specs

Pentax Q
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax Q Mount
  • 180g - 98 x 57 x 31mm
  • Released June 2011
  • New Model is Pentax Q10
Ricoh GXR GR Lens A12 28mm F2.5
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 3200
  • 1280 x 720 video
  • 28mm (F2.5) lens
  • 140g - 113 x 70 x 56mm
  • Launched September 2010
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Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Overview

Let's examine more in depth at the Pentax Q versus Ricoh GXR GR Lens A12 28mm F2.5, former being a Entry-Level Mirrorless while the latter is a Advanced Mirrorless by brands Pentax and Ricoh. The image resolution of the Q (12MP) and the GXR GR Lens A12 28mm F2.5 (12MP) is pretty comparable but the Q (1/2.3") and GXR GR Lens A12 28mm F2.5 (APS-C) feature totally different sensor measurements.

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The Q was revealed 10 months later than the GXR GR Lens A12 28mm F2.5 and they are both of a similar age. Both of these cameras come with the identical body type (Rangefinder-style mirrorless).

Before going through a in depth comparison, below is a concise view of how the Q matches up against the GXR GR Lens A12 28mm F2.5 in terms of portability, imaging, features and an overall grade.

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Reasons to pick Pentax Q over the Ricoh GXR GR Lens A12 28mm F2.5

 Q GXR GR Lens A12 28mm F2.5 
LaunchedJune 2011September 2010More recent by 10 months

Reasons to pick Ricoh GXR GR Lens A12 28mm F2.5 over the Pentax Q

 GXR GR Lens A12 28mm F2.5 Q 
Screen resolution920k460kClearer screen (+460k dot)

Common features in the Pentax Q and Ricoh GXR GR Lens A12 28mm F2.5

 Q GXR GR Lens A12 28mm F2.5 
Focus manually More exact focus
Screen typeFixed Fixed Fixed screen
Screen dimension3"3"Identical screen measurements
Selfie screen No selfie screen
Touch screen Neither includes Touch screen

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Physical Comparison

If you're looking to lug around your camera regularly, you'll need to factor its weight and measurements. The Pentax Q features external dimensions of 98mm x 57mm x 31mm (3.9" x 2.2" x 1.2") along with a weight of 180 grams (0.40 lbs) and the Ricoh GXR GR Lens A12 28mm F2.5 has proportions of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") with a weight of 140 grams (0.31 lbs).

Contrast the Pentax Q versus Ricoh GXR GR Lens A12 28mm F2.5 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will differ based on the lens you choose during that time. The following is the front view size comparison of the Q compared to the GXR GR Lens A12 28mm F2.5.

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 size comparison

Looking at size and weight, the portability score of the Q and GXR GR Lens A12 28mm F2.5 is 93 and 88 respectively.

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 top view buttons comparison

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Sensor Comparison

Often, it can be difficult to envision the contrast in sensor measurements purely by checking out technical specs. The visual underneath should give you a better sense of the sensor dimensions in the Q and GXR GR Lens A12 28mm F2.5.

As you have seen, both cameras have got the exact same resolution albeit not the same sensor measurements. The Q has the smaller sensor which is going to make obtaining shallow DOF tougher. The fresher Q is going to have an advantage in sensor innovation.

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 sensor size comparison

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Screen and ViewFinder

Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax Q Portrait photography information
Ricoh GXR GR Lens A12 28mm F2.5 Portrait photography information
45
manual focus
above average flash sync (1/2,000 seconds)
supports RAW formats
MP count low (12 megapixels)
sensor is small (1/2.3")
58
focusing manually
good sensor size (APS-C)
features face detect focus
delivers RAW formats
no liveview feature
low megapixels (12MP)
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Street Comparison

Pentax Q as a Street photography camera
Ricoh GXR GR Lens A12 28mm F2.5 as a Street photography camera
69
has image stabilization (Sensor based)
supports RAW formats
lighter than competitors (180g)
screen is fixed
sensor is small (1/2.3")
70
good sensor size (APS-C)
delivers RAW formats
lighter than competitors (140g)
screen does not articulate
does not have image stabilization
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Sports Comparison

Pentax Q Sports photography factors
Ricoh GXR GR Lens A12 28mm F2.5 Sports photography factors
32
has image stabilization (Sensor based)
provides tracking focus
low frames per second (2.0 fps)
MP count low (12 megapixels)
sensor is small (1/2.3")
not so great battery pack (230 shots)
has no phase detect AF
32
good sensor size (APS-C)
fixed focal length (28mm)
no liveview feature
painfully slow continuous shooting (5.0 frames/s)
does not have image stabilization
low megapixels (12 megapixels)
low battery life (320 shots)
no phase detect auto focus
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Travel Comparison

Pentax Q Travel photography factors
Ricoh GXR GR Lens A12 28mm F2.5 Travel photography factors
57
lighter than competitors (180 grams)
flash built-in
doesn't have Timelapse function
not so great battery pack (230 CIPA)
MP count low (12MP)
does not offer selfie friendly screen
59
lighter than competitors (140g)
flash built-in
low battery life (320 per charge)
low megapixels (12 megapixels)
screen is not selfie friendly
slow max aperture (f2.5)
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Landscape Comparison

Pentax Q as a Landscape photography camera
Ricoh GXR GR Lens A12 28mm F2.5 as a Landscape photography camera
51
manual focus
change lenses (Pentax Q mount)
nice screen size (3")
has image stabilization (Sensor based)
supports RAW formats
MP count low (12 megapixels)
sensor is small (1/2.3")
not so great battery pack (230 per charge)
doesn't have Timelapse function
48
focusing manually
nice screen size (3 inches)
good sensor size (APS-C)
delivers RAW formats
fixed lens (fixed lens mount)
fixed focal length (28mm)
slow max aperture (f2.5)
no liveview feature
does not have image stabilization
low megapixels (12MP)
low battery life (320 shots)
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Vlogging Comparison

Pentax Q Vlogging factors
Ricoh GXR GR Lens A12 28mm F2.5 Vlogging factors
34
has image stabilization (Sensor based)
video res high (1920 x 1080 pixels)
lighter than competitors (180 grams)
does not offer selfie friendly screen
doesn't have microphone socket
28
features face detect focus
lighter than competitors (140 grams)
slow max aperture (f2.5)
screen is not selfie friendly
does not have image stabilization
video resolution low (1280 x 720 pxls)
no microphone port
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Pentax Q vs Ricoh GXR GR Lens A12 28mm F2.5 Specifications

Detailed spec comparison table for Pentax Q and Ricoh GXR GR Lens A12 28mm F2.5
 Pentax QRicoh GXR GR Lens A12 28mm F2.5
General Information
Manufacturer Pentax Ricoh
Model type Pentax Q Ricoh GXR GR Lens A12 28mm F2.5
Category Entry-Level Mirrorless Advanced Mirrorless
Released 2011-06-23 2010-09-21
Body design Rangefinder-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor - GR Engine III
Sensor type CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.6 x 15.7mm
Sensor area 28.1mm² 370.5mm²
Sensor resolution 12 megapixel 12 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Max resolution 4000 x 3000 4288 x 2848
Max native ISO 6400 3200
Lowest native ISO 125 200
RAW data
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 25 -
Lens
Lens support Pentax Q fixed lens
Lens zoom range - 28mm (1x)
Largest aperture - f/2.5
Available lenses 8 -
Focal length multiplier 5.8 1.5
Screen
Screen type Fixed Type Fixed Type
Screen sizing 3" 3"
Resolution of screen 460k dot 920k dot
Selfie friendly
Liveview
Touch function
Screen tech TFT Color LCD TFT color LCD
Viewfinder Information
Viewfinder None Electronic (optional)
Features
Minimum shutter speed 30 seconds 180 seconds
Fastest shutter speed 1/2000 seconds 1/3200 seconds
Continuous shutter speed 2.0fps 5.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance 5.60 m -
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Trailing-curtain sync Auto, On, Off, Red-Eye, Slow Sync, Manual
Hot shoe
AE bracketing
White balance bracketing
Fastest flash sync 1/2000 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (30 fps), 1280 x 720p (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps)
Max video resolution 1920x1080 1280x720
Video file format MPEG-4, H.264 MPEG-4
Microphone jack
Headphone jack
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 180 gr (0.40 lb) 140 gr (0.31 lb)
Dimensions 98 x 57 x 31mm (3.9" x 2.2" x 1.2") 113 x 70 x 56mm (4.4" x 2.8" x 2.2")
DXO scores
DXO Overall rating 47 not tested
DXO Color Depth rating 20.2 not tested
DXO Dynamic range rating 11.1 not tested
DXO Low light rating 189 not tested
Other
Battery life 230 shots 320 shots
Battery form Battery Pack Battery Pack
Battery ID D-LI68 DB-90
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, 10 sec (3 images) )
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC, Internal
Storage slots One One
Launch price $695 $566