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Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill

Portability
77
Imaging
52
Features
31
Overall
43
Ricoh GXR A12 50mm F2.5 Macro front
 
Sigma DP2 Merrill front
Portability
83
Imaging
56
Features
33
Overall
46

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill 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
  • Introduced November 2009
Sigma DP2 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • 640 x 480 video
  • 50mm (F2.8) lens
  • 330g - 122 x 67 x 59mm
  • Revealed February 2012
  • Superseded the Sigma DP1 Merrill
  • Updated by Sigma DP3 Merrill
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Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill Overview

Here, we will be analyzing the Ricoh GXR A12 50mm F2.5 Macro and Sigma DP2 Merrill, one being a Advanced Mirrorless and the latter is a Large Sensor Compact by competitors Ricoh and Sigma. The resolution of the GXR A12 50mm F2.5 Macro (12MP) and the DP2 Merrill (15MP) is relatively well matched and both cameras posses the identical sensor measurements (APS-C).

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The GXR A12 50mm F2.5 Macro was announced 3 years before the DP2 Merrill and that is quite a large gap as far as tech is concerned. Each of these cameras feature different body design with the Ricoh GXR A12 50mm F2.5 Macro being a Rangefinder-style mirrorless camera and the Sigma DP2 Merrill being a Large Sensor Compact camera.

Before going straight to a detailed comparison, here is a concise summary of how the GXR A12 50mm F2.5 Macro matches up versus the DP2 Merrill in terms of portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Ricoh GXR A12 50mm F2.5 Macro over the Sigma DP2 Merrill

 GXR A12 50mm F2.5 Macro DP2 Merrill 

Reasons to pick Sigma DP2 Merrill over the Ricoh GXR A12 50mm F2.5 Macro

 DP2 Merrill GXR A12 50mm F2.5 Macro 
RevealedFebruary 2012November 2009More recent by 27 months

Common features in the Ricoh GXR A12 50mm F2.5 Macro and Sigma DP2 Merrill

 GXR A12 50mm F2.5 Macro DP2 Merrill 
Manual focus More accurate focus
Screen typeFixed Fixed Fixed screen
Screen size3"3"Same screen measurements
Screen resolution920k920kIdentical screen resolution
Selfie screen Lacking selfie screen
Touch friendly screen Neither comes with Touch friendly screen

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill Physical Comparison

For anyone who is looking to lug around your camera, you have to factor in its weight and dimensions. The Ricoh GXR A12 50mm F2.5 Macro comes with external measurements of 114mm x 70mm x 77mm (4.5" x 2.8" x 3.0") along with a weight of 453 grams (1.00 lbs) while the Sigma DP2 Merrill has dimensions of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") accompanied by a weight of 330 grams (0.73 lbs).

Compare the Ricoh GXR A12 50mm F2.5 Macro and Sigma DP2 Merrill in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing at that time. Below is a front view proportions comparison of the GXR A12 50mm F2.5 Macro against the DP2 Merrill.

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill size comparison

Looking at size and weight, the portability grade of the GXR A12 50mm F2.5 Macro and DP2 Merrill is 77 and 83 respectively.

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill top view buttons comparison

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill Sensor Comparison

Generally, it is difficult to imagine the gap between sensor measurements purely by looking at a spec sheet. The photograph underneath will help give you a far better sense of the sensor measurements in the GXR A12 50mm F2.5 Macro and DP2 Merrill.

Clearly, both of those cameras come with the identical sensor size albeit different MP. You should count on the Sigma DP2 Merrill to give greater detail with its extra 3 Megapixels. Higher resolution will make it easier to crop pictures a good deal more aggressively. The older GXR A12 50mm F2.5 Macro is going to be disadvantaged in sensor innovation.

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill sensor size comparison

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill Screen and ViewFinder

Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GXR A12 50mm F2.5 Macro Portrait photography details
Sigma DP2 Merrill Portrait photography details
55
has manual focus
decent sensor size (APS-C)
exports RAW files
no liveview feature
resolution not great (12 megapixels)
73
you can focus manually
good megapixels (15 megapixels)
nice sensor size (APS-C)
saves RAW files
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Street Comparison

Ricoh GXR A12 50mm F2.5 Macro Street photography details
Sigma DP2 Merrill Street photography details
62
decent sensor size (APS-C)
exports RAW files
fixed screen
does not have image stabilization
65
nice sensor size (APS-C)
saves RAW files
no articulating screen
does not have image stabilization
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Sports Comparison

Ricoh GXR A12 50mm F2.5 Macro Sports photography information
Sigma DP2 Merrill Sports photography information
32
decent sensor size (APS-C)
fixed focal length (50mm)
no liveview feature
slow continuous shooting (3.0 fps)
does not have image stabilization
resolution not great (12MP)
low battery power (320 per charge)
no phase detect AF
44
good megapixels (15 megapixels)
nice sensor size (APS-C)
fixed focal length (50mm)
max frames per second very slow (4.0 fps)
does not have image stabilization
does not have phase detect autofocus
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Travel Comparison

Ricoh GXR A12 50mm F2.5 Macro Travel photography factors
Sigma DP2 Merrill Travel photography factors
49
built-in flash
low battery power (320 per charge)
resolution not great (12 megapixels)
doesn't offer selfie friendly display
sluggish maximum aperture (f2.5)
54
good megapixels (15 megapixels)
lack of Timelapse function
display isn't selfie friendly
somewhat slow max aperture (f2.8)
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Landscape Comparison

Ricoh GXR A12 50mm F2.5 Macro Landscape photography information
Sigma DP2 Merrill Landscape photography information
46
has manual focus
screen is a good size (3 inches)
decent sensor size (APS-C)
exports RAW files
lens is fixed (fixed lens mount)
fixed focal length (50mm)
sluggish maximum aperture (f2.5)
no liveview feature
does not have image stabilization
resolution not great (12MP)
low battery power (320 CIPA)
55
you can focus manually
screen size is good (3 inches)
good megapixels (15 megapixels)
nice sensor size (APS-C)
saves RAW files
lens is fixed (fixed lens mount)
fixed focal length (50mm)
somewhat slow max aperture (f2.8)
does not have image stabilization
lack of Timelapse function
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Vlogging Comparison

Ricoh GXR A12 50mm F2.5 Macro Vlogging factors
Sigma DP2 Merrill Vlogging factors
20
sluggish maximum aperture (f2.5)
doesn't offer selfie friendly display
does not have image stabilization
low video resolution (1280 x 720 pixels)
lack of microphone socket
22
somewhat slow max aperture (f2.8)
display isn't selfie friendly
does not have image stabilization
video quality not great (640 x 480 pxls)
lack of microphone support
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Ricoh GXR A12 50mm F2.5 Macro vs Sigma DP2 Merrill Specifications

Detailed spec comparison table for Ricoh GXR A12 50mm F2.5 Macro and Sigma DP2 Merrill
 Ricoh GXR A12 50mm F2.5 MacroSigma DP2 Merrill
General Information
Brand Name Ricoh Sigma
Model Ricoh GXR A12 50mm F2.5 Macro Sigma DP2 Merrill
Class Advanced Mirrorless Large Sensor Compact
Introduced 2009-11-10 2012-02-08
Physical type Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Processor Chip GR engine III Dual TRUE II engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.7mm 24 x 16mm
Sensor area 370.5mm² 384.0mm²
Sensor resolution 12 megapixel 15 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 -
Full resolution 4288 x 2848 4704 x 3136
Max native ISO 3200 6400
Min native ISO 200 100
RAW format
Autofocusing
Manual focus
Touch to focus
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Lens
Lens mount fixed lens fixed lens
Lens focal range 50mm (1x) 50mm (1x)
Largest aperture f/2.5 f/2.8
Macro focus range 1cm -
Crop factor 1.5 1.5
Screen
Type of display Fixed Type Fixed Type
Display sizing 3 inch 3 inch
Display resolution 920 thousand dots 920 thousand dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type Electronic (optional) None
Features
Slowest shutter speed 180 secs -
Maximum shutter speed 1/3200 secs -
Continuous shooting rate 3.0 frames per sec 4.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash range 3.00 m no built-in flash
Flash modes Auto, On, Off, Red-Eye, Slow Sync, Manual no built-in flash
External flash
Auto exposure bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) 640x480
Max video resolution 1280x720 640x480
Video file format Motion JPEG Motion JPEG
Microphone support
Headphone support
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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 453g (1.00 lb) 330g (0.73 lb)
Physical dimensions 114 x 70 x 77mm (4.5" x 2.8" x 3.0") 122 x 67 x 59mm (4.8" x 2.6" x 2.3")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 320 photos -
Battery style Battery Pack -
Self timer Yes (2 or 10 sec, 10 sec (3 images) ) -
Time lapse recording
Storage type SD/SDHC, Internal -
Card slots One One
Retail pricing $566 $931