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Ricoh GXR GR Lens A12 28mm F2.5 vs Ricoh PX

Portability
88
Imaging
52
Features
37
Overall
46
Ricoh GXR GR Lens A12 28mm F2.5 front
 
Ricoh PX front
Portability
95
Imaging
39
Features
36
Overall
37

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

Ricoh GXR GR Lens A12 28mm F2.5
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 200 - 3200
  • 1280 x 720 video
  • 28mm (F2.5) lens
  • 140g - 113 x 70 x 56mm
  • Launched September 2010
Ricoh PX
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.9-5.4) lens
  • 156g - 100 x 55 x 21mm
  • Launched August 2011
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Ricoh GXR GR Lens A12 28mm F2.5 vs Ricoh PX Overview

Here is a thorough overview of the Ricoh GXR GR Lens A12 28mm F2.5 versus Ricoh PX, former being a Advanced Mirrorless while the other is a Small Sensor Compact and both of them are created by Ricoh. There exists a substantial gap between the resolutions of the GXR GR Lens A12 28mm F2.5 (12MP) and PX (16MP) and the GXR GR Lens A12 28mm F2.5 (APS-C) and PX (1/2.3") enjoy totally different sensor measurements.

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The GXR GR Lens A12 28mm F2.5 was released 10 months prior to the PX and they are both of a similar age. Both of the cameras offer different body type with the Ricoh GXR GR Lens A12 28mm F2.5 being a Rangefinder-style mirrorless camera and the Ricoh PX being a Compact camera.

Before delving in to a step-by-step comparison, below is a quick summation of how the GXR GR Lens A12 28mm F2.5 matches up vs the PX with regards to portability, imaging, features and an overall rating.

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

 GXR GR Lens A12 28mm F2.5 PX 
Display sizing3"2.7"Larger display (+0.3")
Display resolution920k230kCrisper display (+690k dot)

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

 PX GXR GR Lens A12 28mm F2.5 
LaunchedAugust 2011September 2010Fresher by 10 months

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

 GXR GR Lens A12 28mm F2.5 PX 
Manually focus More exact focusing
Display typeFixed Fixed Fixed display
Selfie screen Lacking selfie screen
Touch friendly display Neither provides Touch friendly display

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

For anyone who is going to carry your camera frequently, you'll have to consider its weight and measurements. The Ricoh GXR GR Lens A12 28mm F2.5 provides physical dimensions of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") with a weight of 140 grams (0.31 lbs) whilst the Ricoh PX has proportions of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") accompanied by a weight of 156 grams (0.34 lbs).

See the Ricoh GXR GR Lens A12 28mm F2.5 versus Ricoh PX in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ depending on the lens you are working with at that time. Here is the front view sizing comparison of the GXR GR Lens A12 28mm F2.5 versus the PX.

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

Considering dimensions and weight, the portability score of the GXR GR Lens A12 28mm F2.5 and PX is 88 and 95 respectively.

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

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

Quite often, it is tough to see the contrast between sensor sizing purely by looking at a spec sheet. The visual here should offer you a greater sense of the sensor dimensions in the GXR GR Lens A12 28mm F2.5 and PX.

As you can see, each of the cameras enjoy different resolutions and different sensor sizing. The GXR GR Lens A12 28mm F2.5 due to its larger sensor will make getting shallower DOF less difficult and the Ricoh PX will resolve greater detail as a result of its extra 4MP. Greater resolution can also allow you to crop pics far more aggressively. The older GXR GR Lens A12 28mm F2.5 is going to be behind when it comes to sensor technology.

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

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

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

Portrait Comparison

Ricoh GXR GR Lens A12 28mm F2.5 as a Portrait photography camera
Ricoh PX as a Portrait photography camera
57
manual focus
sensor size is decent (APS-C)
comes with face detect focus
supports RAW files
does not have liveview
sensor resolution low (12MP)
43
manual focus
good MP (16MP)
features face detect focusing
no external flash support
very small sensor size (1/2.3")
lacks RAW format
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Street Comparison

Ricoh GXR GR Lens A12 28mm F2.5 Street photography factors
Ricoh PX Street photography factors
70
sensor size is decent (APS-C)
supports RAW files
lighter than competition (140 grams)
fixed screen
does not have image stabilization
63
image stabilization (Sensor-shift)
weather proofing
screen is fixed
very small sensor size (1/2.3")
lacks RAW format
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Sports Comparison

Ricoh GXR GR Lens A12 28mm F2.5 as a Sports photography camera
Ricoh PX as a Sports photography camera
32
sensor size is decent (APS-C)
focal length is fixed (28mm)
does not have liveview
very slow continuous shooting (5.0 frames per second)
does not have image stabilization
sensor resolution low (12MP)
terrible battery pack (320 CIPA)
lacks phase detect auto focus
44
image stabilization (Sensor-shift)
good MP (16MP)
features tracking focus
weather proofing
very slow continuous shooting (1.0 frames per second)
no shutter priority mode
very small sensor size (1/2.3")
lacks phase detect AF
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Travel Comparison

Ricoh GXR GR Lens A12 28mm F2.5 Travel photography details
Ricoh PX Travel photography details
58
lighter than competition (140g)
built-in flash
terrible battery pack (320 shots)
sensor resolution low (12MP)
does not have a selfie friendly display
slow maximum aperture (f2.5)
68
weather proofing
good MP (16MP)
flash built-in
fairly wide (28mm)
doesn't have Time Lapse mode
doesn't have selfie friendly display
somewhat slow max aperture (f3.9)
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Landscape Comparison

Ricoh GXR GR Lens A12 28mm F2.5 Landscape photography information
Ricoh PX Landscape photography information
47
manual focus
nice screen size (3")
sensor size is decent (APS-C)
supports RAW files
fixed lens (fixed lens mount)
focal length is fixed (28mm)
slow maximum aperture (f2.5)
does not have liveview
does not have image stabilization
sensor resolution low (12 megapixels)
terrible battery pack (320 shots)
47
manual focus
fairly wide (28mm)
image stabilization (Sensor-shift)
good MP (16MP)
weather proofing
can't change lens (fixed lens mount)
somewhat slow max aperture (f3.9)
screen is small (2.7 inches)
very small sensor size (1/2.3")
lacks RAW format
doesn't have Time Lapse mode
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Vlogging Comparison

Vlogging with Ricoh GXR GR Lens A12 28mm F2.5
Vlogging with Ricoh PX
28
comes with face detect focus
lighter than competition (140 grams)
slow maximum aperture (f2.5)
does not have a selfie friendly display
does not have image stabilization
video resolution low (1280 x 720 resolution)
doesn't have microphone socket
31
fairly wide (28mm)
image stabilization (Sensor-shift)
features face detect focusing
somewhat slow max aperture (f3.9)
doesn't have selfie friendly display
video resolution low (1280 x 720 pxls)
doesn't have mic jack
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Ricoh GXR GR Lens A12 28mm F2.5 vs Ricoh PX Specifications

Detailed spec comparison table for Ricoh GXR GR Lens A12 28mm F2.5 and Ricoh PX
 Ricoh GXR GR Lens A12 28mm F2.5Ricoh PX
General Information
Company Ricoh Ricoh
Model type Ricoh GXR GR Lens A12 28mm F2.5 Ricoh PX
Class Advanced Mirrorless Small Sensor Compact
Launched 2010-09-21 2011-08-16
Body design Rangefinder-style mirrorless Compact
Sensor Information
Processor GR Engine III Smooth Imaging Engine IV
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor dimensions 23.6 x 15.7mm 6.17 x 4.55mm
Sensor area 370.5mm² 28.1mm²
Sensor resolution 12 megapixel 16 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 3:2
Maximum resolution 4288 x 2848 4608 x 3072
Maximum native ISO 3200 3200
Min native ISO 200 100
RAW files
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28mm (1x) 28-140mm (5.0x)
Highest aperture f/2.5 f/3.9-5.4
Macro focusing distance - 3cm
Crop factor 1.5 5.8
Screen
Display type Fixed Type Fixed Type
Display diagonal 3" 2.7"
Resolution of display 920 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch friendly
Display technology TFT color LCD -
Viewfinder Information
Viewfinder Electronic (optional) None
Features
Slowest shutter speed 180 seconds 8 seconds
Maximum shutter speed 1/3200 seconds 1/2000 seconds
Continuous shooting speed 5.0 frames per sec 1.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance - 3.50 m
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Manual Auto, On, Off, Red-Eye, Slow Sync
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) 1280 x 720 (30 fps), 640 x 480 (30fps)
Maximum video resolution 1280x720 1280x720
Video format MPEG-4 Motion JPEG
Mic input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 140 gr (0.31 lbs) 156 gr (0.34 lbs)
Dimensions 113 x 70 x 56mm (4.4" x 2.8" x 2.2") 100 x 55 x 21mm (3.9" x 2.2" x 0.8")
DXO scores
DXO All around rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 320 images -
Type of battery Battery Pack -
Battery ID DB-90 DB-100
Self timer Yes (2 or 10 sec, 10 sec (3 images) ) Yes (2, 10 or Custom)
Time lapse feature
Type of storage SD/SDHC, Internal SD/SDHC card, Internal
Storage slots One One
Retail price $566 $329