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Ricoh GXR Mount A12 vs Sigma DP2 Merrill

Portability
84
Imaging
53
Features
39
Overall
47
Ricoh GXR Mount A12 front
 
Sigma DP2 Merrill front
Portability
83
Imaging
56
Features
33
Overall
46

Ricoh GXR Mount A12 vs Sigma DP2 Merrill Key Specs

Ricoh GXR Mount A12
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 3200
  • 1/9000s Maximum Shutter
  • 1280 x 720 video
  • ()mm (F) lens
  • 370g - 120 x 70 x 45mm
  • Introduced August 2011
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
  • Introduced February 2012
  • Older Model is Sigma DP1 Merrill
  • Refreshed by Sigma DP3 Merrill
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Ricoh GXR Mount A12 vs Sigma DP2 Merrill Overview

Here is a detailed review of the Ricoh GXR Mount A12 vs Sigma DP2 Merrill, former being a Entry-Level Mirrorless while the latter is a Large Sensor Compact by manufacturers Ricoh and Sigma. The resolution of the GXR Mount A12 (12MP) and the DP2 Merrill (15MP) is pretty similar and both cameras have the same sensor dimensions (APS-C).

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The GXR Mount A12 was brought out 6 months before the DP2 Merrill and they are both of a similar age. Each of the cameras have different body design with the Ricoh GXR Mount A12 being a Rangefinder-style mirrorless camera and the Sigma DP2 Merrill being a Large Sensor Compact camera.

Before getting straight to a in-depth comparison, here is a brief summation of how the GXR Mount A12 scores vs the DP2 Merrill in regards to portability, imaging, features and an overall rating.

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Reasons to pick Ricoh GXR Mount A12 over the Sigma DP2 Merrill

 GXR Mount A12 DP2 Merrill 

Reasons to pick Sigma DP2 Merrill over the Ricoh GXR Mount A12

 DP2 Merrill GXR Mount A12 

Common features in the Ricoh GXR Mount A12 and Sigma DP2 Merrill

 GXR Mount A12 DP2 Merrill 
IntroducedAugust 2011February 2012Similar age
Manually focus Dial exact focusing
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen sizing
Screen resolution920k920kIdentical screen resolution
Selfie screen Lacking selfie screen
Touch screen Lacking Touch screen

Ricoh GXR Mount A12 vs Sigma DP2 Merrill Physical Comparison

For anyone who is looking to carry your camera frequently, you're going to have to think about its weight and size. The Ricoh GXR Mount A12 has outside dimensions of 120mm x 70mm x 45mm (4.7" x 2.8" x 1.8") with a weight of 370 grams (0.82 lbs) whilst the Sigma DP2 Merrill has specifications of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") accompanied by a weight of 330 grams (0.73 lbs).

Check out the Ricoh GXR Mount A12 vs Sigma DP2 Merrill in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change depending on the lens you have during that time. Following is a front view dimensions comparison of the GXR Mount A12 compared to the DP2 Merrill.

Ricoh GXR Mount A12 vs Sigma DP2 Merrill size comparison

Taking into account dimensions and weight, the portability grade of the GXR Mount A12 and DP2 Merrill is 84 and 83 respectively.

Ricoh GXR Mount A12 vs Sigma DP2 Merrill top view buttons comparison

Ricoh GXR Mount A12 vs Sigma DP2 Merrill Sensor Comparison

Typically, it's difficult to picture the contrast between sensor sizing just by reviewing specifications. The photograph underneath might give you a clearer sense of the sensor dimensions in the GXR Mount A12 and DP2 Merrill.

To sum up, both of these cameras have the same sensor dimensions albeit different resolution. You can expect the Sigma DP2 Merrill to offer you extra detail having its extra 3 Megapixels. Higher resolution will let you crop shots a bit more aggressively.

Ricoh GXR Mount A12 vs Sigma DP2 Merrill sensor size comparison

Ricoh GXR Mount A12 vs Sigma DP2 Merrill Screen and ViewFinder

Ricoh GXR Mount A12 vs Sigma DP2 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GXR Mount A12 Portrait photography info
Sigma DP2 Merrill Portrait photography info
55
has manual focus
sensor size is good (APS-C)
saves RAW formats
doesn't have liveview
megapixel count low (12 megapixels)
73
focusing manually
decent megapixels (15MP)
nice sensor size (APS-C)
saves RAW files
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Street Comparison

Ricoh GXR Mount A12 Street photography features
Sigma DP2 Merrill Street photography features
65
sensor size is good (APS-C)
saves RAW formats
fixed screen
does not have image stabilization
65
nice sensor size (APS-C)
saves RAW files
screen does not articulate
does not have image stabilization
Photography Glossary

Sports Comparison

Sports photography with Ricoh GXR Mount A12
Sports photography with Sigma DP2 Merrill
39
max shutter speed is good (1/9,000s)
sensor size is good (APS-C)
can't change focal length (()mm)
doesn't have liveview
slow fps (3.0 frames/s)
does not have image stabilization
megapixel count low (12MP)
doesn't have phase detect autofocus
44
decent megapixels (15 megapixels)
nice sensor size (APS-C)
fixed focal length (50mm)
painfully slow continuous shooting (4.0 frames per second)
does not have image stabilization
lacks phase detect auto focus
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Travel Comparison

Ricoh GXR Mount A12 Travel photography info
Sigma DP2 Merrill Travel photography info
60
built-in flash
great maximum aperture (f)
missing Time Lapse recording
megapixel count low (12MP)
doesn't offer selfie friendly display
54
decent megapixels (15MP)
missing Time Lapse recording
screen isn't selfie friendly
slow maximum aperture (f2.8)
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Landscape Comparison

Ricoh GXR Mount A12 Landscape photography advice
Sigma DP2 Merrill Landscape photography advice
52
has manual focus
great maximum aperture (f)
nice screen size (3 inch)
sensor size is good (APS-C)
saves RAW formats
lens is fixed (fixed lens mount)
can't change focal length (()mm)
doesn't have liveview
does not have image stabilization
megapixel count low (12 megapixels)
missing Time Lapse recording
55
focusing manually
screen size is decent (3")
decent megapixels (15 megapixels)
nice sensor size (APS-C)
saves RAW files
lens is fixed (fixed lens mount)
fixed focal length (50mm)
slow maximum aperture (f2.8)
does not have image stabilization
missing Time Lapse recording
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Vlogging Comparison

Vlogging with Ricoh GXR Mount A12
Vlogging with Sigma DP2 Merrill
26
great maximum aperture (f)
doesn't offer selfie friendly display
does not have image stabilization
video res low (1280 x 720 pxls)
missing mic support
22
slow maximum aperture (f2.8)
screen isn't selfie friendly
does not have image stabilization
video resolution low (640 x 480 pixels)
missing mic socket
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Ricoh GXR Mount A12 vs Sigma DP2 Merrill Specifications

Detailed spec comparison table for Ricoh GXR Mount A12 and Sigma DP2 Merrill
 Ricoh GXR Mount A12Sigma DP2 Merrill
General Information
Make Ricoh Sigma
Model Ricoh GXR Mount A12 Sigma DP2 Merrill
Category Entry-Level Mirrorless Large Sensor Compact
Introduced 2011-08-05 2012-02-08
Physical type Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Processor Chip - Dual TRUE II engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23.6 x 15.7mm 24 x 16mm
Sensor area 370.5mm² 384.0mm²
Sensor resolution 12MP 15MP
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
Lowest native ISO 200 100
RAW images
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Lens
Lens mounting type fixed lens fixed lens
Lens focal range () 50mm (1x)
Largest aperture - f/2.8
Focal length multiplier 1.5 1.5
Screen
Type of screen Fixed Type Fixed Type
Screen size 3 inch 3 inch
Resolution of screen 920k dots 920k dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type Electronic (optional) None
Features
Slowest shutter speed 1s -
Maximum shutter speed 1/9000s -
Continuous shooting rate 3.0 frames/s 4.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash range 9.60 m no built-in flash
Flash options Auto, On, Off, Red-Eye, Slow Sync, Manual no built-in flash
Hot shoe
AEB
White balance 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) 640x480
Max video resolution 1280x720 640x480
Video format Motion JPEG Motion JPEG
Mic 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
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 370 gr (0.82 pounds) 330 gr (0.73 pounds)
Physical dimensions 120 x 70 x 45mm (4.7" x 2.8" x 1.8") 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 330 photographs -
Battery type Battery Pack -
Battery model DB-90 -
Self timer Yes (5 sec, custom) -
Time lapse shooting
Type of storage SD/SDHC, Internal -
Card slots 1 1
Cost at launch $349 $931