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Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x

Portability
77
Imaging
52
Features
31
Overall
43
Ricoh GXR A12 50mm F2.5 Macro front
 
Sigma DP2x front
Portability
86
Imaging
45
Features
31
Overall
39

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Key Specs

Ricoh GXR A12 50mm F2.5 Macro
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 200 - 3200
  • 1280 x 720 video
  • 50mm (F2.5) lens
  • 453g - 114 x 70 x 77mm
  • Launched November 2009
Sigma DP2x
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 3200
  • 320 x 240 video
  • 41mm (F) lens
  • 280g - 113 x 60 x 56mm
  • Released February 2011
  • Succeeded the Sigma DP2s
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Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Overview

Following is a extended review of the Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x, former is a Advanced Mirrorless while the latter is a Large Sensor Compact by companies Ricoh and Sigma. There exists a noticeable gap among the sensor resolutions of the GXR A12 50mm F2.5 Macro (12MP) and DP2x (5MP) but they come with the exact same sensor sizing (APS-C).

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The GXR A12 50mm F2.5 Macro was brought out 15 months before the DP2x which makes the cameras a generation away from one another. Both the cameras come with different body type with the Ricoh GXR A12 50mm F2.5 Macro being a Rangefinder-style mirrorless camera and the Sigma DP2x being a Large Sensor Compact camera.

Before delving straight into a detailed comparison, below is a simple overview of how the GXR A12 50mm F2.5 Macro matches up against the DP2x for portability, imaging, features and an overall score.

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Reasons to pick Ricoh GXR A12 50mm F2.5 Macro over the Sigma DP2x

 GXR A12 50mm F2.5 Macro DP2x 
Screen dimension3"2.5"Bigger screen (+0.5")
Screen resolution920k230kClearer screen (+690k dot)

Reasons to pick Sigma DP2x over the Ricoh GXR A12 50mm F2.5 Macro

 DP2x GXR A12 50mm F2.5 Macro 
ReleasedFebruary 2011November 2009More modern by 15 months

Common features in the Ricoh GXR A12 50mm F2.5 Macro and Sigma DP2x

 GXR A12 50mm F2.5 Macro DP2x 
Focus manually Very precise focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Lacking selfie screen
Touch screen Lacking Touch screen

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Physical Comparison

When you are going to carry around your camera regularly, you have to factor its weight and proportions. The Ricoh GXR A12 50mm F2.5 Macro provides physical dimensions of 114mm x 70mm x 77mm (4.5" x 2.8" x 3.0") having a weight of 453 grams (1.00 lbs) and the Sigma DP2x has measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") and a weight of 280 grams (0.62 lbs).

Check the Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ based on the lens you use at that moment. The following is the front view measurements comparison of the GXR A12 50mm F2.5 Macro versus the DP2x.

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x size comparison

Looking at dimensions and weight, the portability grade of the GXR A12 50mm F2.5 Macro and DP2x is 77 and 86 respectively.

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x top view buttons comparison

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Sensor Comparison

Typically, it's tough to see the difference in sensor sizes only by checking out specifications. The pic here will help give you a greater sense of the sensor dimensions in the GXR A12 50mm F2.5 Macro and DP2x.

Plainly, the 2 cameras posses the exact same sensor measurements albeit not the same MP. You can count on the Ricoh GXR A12 50mm F2.5 Macro to produce greater detail having its extra 7MP. Higher resolution will allow you to crop shots somewhat more aggressively. The more aged GXR A12 50mm F2.5 Macro will be behind in sensor innovation.

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x sensor size comparison

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Screen and ViewFinder

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GXR A12 50mm F2.5 Macro as a Portrait photography camera
Sigma DP2x as a Portrait photography camera
55
focusing manually
nice sensor size (APS-C)
supports RAW files
doesn't have liveview
megapixel count low (12MP)
57
manual focus
sensor size is good (APS-C)
exports RAW formats
MP count low (5MP)
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Street Comparison

Ricoh GXR A12 50mm F2.5 Macro as a Street photography camera
Sigma DP2x as a Street photography camera
62
nice sensor size (APS-C)
supports RAW files
no moving screen
no image stabilization
68
sensor size is good (APS-C)
exports RAW formats
lighter than competition (280g)
screen does not articulate
lack of image stabilization
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Sports Comparison

Ricoh GXR A12 50mm F2.5 Macro Sports photography features
Sigma DP2x Sports photography features
32
nice sensor size (APS-C)
focal length is fixed (50mm)
doesn't have liveview
low frames per second (3.0 frames per second)
no image stabilization
megapixel count low (12MP)
terrible battery pack (320 shots)
lacks phase detect autofocus
30
sensor size is good (APS-C)
can't change focal length (41mm)
continuous shooting slow (3.0 fps)
lack of image stabilization
MP count low (5MP)
has no phase detect autofocus
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Travel Comparison

Travel photography with Ricoh GXR A12 50mm F2.5 Macro
Travel photography with Sigma DP2x
49
flash built-in
terrible battery pack (320 shots)
megapixel count low (12 megapixels)
display isn't selfie friendly
slow max aperture (f2.5)
67
lighter than competition (280 grams)
built-in flash
fast maximum aperture (f)
MP count low (5 megapixels)
display is not selfie friendly
Photography Glossary

Landscape Comparison

Ricoh GXR A12 50mm F2.5 Macro Landscape photography highlights
Sigma DP2x Landscape photography highlights
46
focusing manually
pretty good screen size (3")
nice sensor size (APS-C)
supports RAW files
fixed lens (fixed lens mount)
focal length is fixed (50mm)
slow max aperture (f2.5)
doesn't have liveview
no image stabilization
megapixel count low (12 megapixels)
terrible battery pack (320 CIPA)
48
manual focus
fast maximum aperture (f)
sensor size is good (APS-C)
exports RAW formats
fixed lens (fixed lens mount)
can't change focal length (41mm)
screen is somewhat small (2.5 inch)
lack of image stabilization
MP count low (5 megapixels)
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Vlogging Comparison

Ricoh GXR A12 50mm F2.5 Macro Vlogging features
Sigma DP2x Vlogging features
20
slow max aperture (f2.5)
display isn't selfie friendly
no image stabilization
low res video (1280 x 720 resolution)
does not have external mic support
28
fast maximum aperture (f)
lighter than competition (280 grams)
display is not selfie friendly
lack of image stabilization
low res video (320 x 240 pxls)
missing external microphone socket
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Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2x Specifications

Detailed spec comparison table for Ricoh GXR A12 50mm F2.5 Macro and Sigma DP2x
 Ricoh GXR A12 50mm F2.5 MacroSigma DP2x
General Information
Company Ricoh Sigma
Model type Ricoh GXR A12 50mm F2.5 Macro Sigma DP2x
Type Advanced Mirrorless Large Sensor Compact
Launched 2009-11-10 2011-02-08
Physical type Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Chip GR engine III True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.7mm 20.7 x 13.8mm
Sensor area 370.5mm² 285.7mm²
Sensor resolution 12MP 5MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest resolution 4288 x 2848 2640 x 1760
Highest native ISO 3200 3200
Lowest native ISO 200 100
RAW pictures
Autofocusing
Focus manually
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Cross type focus points - -
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 50mm (1x) 41mm (1x)
Maximal aperture f/2.5 -
Macro focusing distance 1cm -
Crop factor 1.5 1.7
Screen
Display type Fixed Type Fixed Type
Display size 3" 2.5"
Resolution of display 920 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder Electronic (optional) None
Features
Lowest shutter speed 180s 15s
Highest shutter speed 1/3200s 1/2000s
Continuous shooting rate 3.0 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance 3.00 m 4.30 m
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Manual Forced Flash, Red-Eye Reduction, Slow Synchro
Hot shoe
AE bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) 320 x 240
Highest video resolution 1280x720 320x240
Video file format Motion JPEG Motion JPEG
Microphone port
Headphone port
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 453 grams (1.00 lb) 280 grams (0.62 lb)
Dimensions 114 x 70 x 77mm (4.5" x 2.8" x 3.0") 113 x 60 x 56mm (4.4" x 2.4" x 2.2")
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 photos -
Battery type Battery Pack -
Self timer Yes (2 or 10 sec, 10 sec (3 images) ) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC, Internal SD/SDHC/MMC
Card slots 1 1
Retail price $566 $699