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Ricoh GXR Mount A12 vs Sigma DP2 Quattro

Portability
84
Imaging
53
Features
39
Overall
47
Ricoh GXR Mount A12 front
 
Sigma DP2 Quattro front
Portability
70
Imaging
63
Features
38
Overall
53

Ricoh GXR Mount A12 vs Sigma DP2 Quattro Key Specs

Ricoh GXR Mount A12
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 3200
  • 1/9000s Max Shutter
  • 1280 x 720 video
  • ()mm (F) lens
  • 370g - 120 x 70 x 45mm
  • Revealed August 2011
Sigma DP2 Quattro
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • No Video
  • 45mm (F2.8) lens
  • 395g - 161 x 67 x 82mm
  • Launched February 2014
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Ricoh GXR Mount A12 vs Sigma DP2 Quattro Overview

Below is a extensive assessment of the Ricoh GXR Mount A12 versus Sigma DP2 Quattro, one being a Entry-Level Mirrorless and the other is a Large Sensor Compact by companies Ricoh and Sigma. There is a big difference between the sensor resolutions of the GXR Mount A12 (12MP) and DP2 Quattro (20MP) but both cameras provide the identical sensor size (APS-C).

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The GXR Mount A12 was revealed 3 years before the DP2 Quattro and that is quite a big gap as far as tech is concerned. Both cameras feature different body design with the Ricoh GXR Mount A12 being a Rangefinder-style mirrorless camera and the Sigma DP2 Quattro being a Large Sensor Compact camera.

Before getting straight to a detailed comparison, here is a quick highlight of how the GXR Mount A12 grades vs the DP2 Quattro for portability, imaging, features and an overall grade.

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

 GXR Mount A12 DP2 Quattro 

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

 DP2 Quattro GXR Mount A12 
LaunchedFebruary 2014August 2011More recent by 30 months

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

 GXR Mount A12 DP2 Quattro 
Manual focus Dial exact focus
Display typeFixed Fixed Fixed display
Display size3"3"Same display size
Display resolution920k920kEqual display resolution
Selfie screen Neither has selfie screen
Touch display Neither has Touch display

Ricoh GXR Mount A12 vs Sigma DP2 Quattro Physical Comparison

If you are planning to lug around your camera often, you are going to need to think about its weight and dimensions. The Ricoh GXR Mount A12 has external measurements of 120mm x 70mm x 45mm (4.7" x 2.8" x 1.8") along with a weight of 370 grams (0.82 lbs) whilst the Sigma DP2 Quattro has dimensions of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") having a weight of 395 grams (0.87 lbs).

Check out the Ricoh GXR Mount A12 versus Sigma DP2 Quattro in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have at that moment. Following is a front view physical size comparison of the GXR Mount A12 and the DP2 Quattro.

Ricoh GXR Mount A12 vs Sigma DP2 Quattro size comparison

Considering size and weight, the portability rating of the GXR Mount A12 and DP2 Quattro is 84 and 70 respectively.

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

Ricoh GXR Mount A12 vs Sigma DP2 Quattro Sensor Comparison

Oftentimes, it is hard to imagine the difference between sensor measurements just by looking at specifications. The photograph here should give you a far better sense of the sensor measurements in the GXR Mount A12 and DP2 Quattro.

To sum up, the two cameras come with the identical sensor size but different MP. You should anticipate the Sigma DP2 Quattro to resolve extra detail because of its extra 8 Megapixels. Greater resolution will also help you crop pics a good deal more aggressively. The older GXR Mount A12 is going to be disadvantaged in sensor innovation.

Ricoh GXR Mount A12 vs Sigma DP2 Quattro sensor size comparison

Ricoh GXR Mount A12 vs Sigma DP2 Quattro Screen and ViewFinder

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

Portrait Comparison

Ricoh GXR Mount A12 Portrait photography details
Sigma DP2 Quattro Portrait photography details
55
manual focus
sensor size is nice (APS-C)
saves RAW formats
doesn't have liveview
low MP (12MP)
77
focusing manually
MP count decent (20 megapixels)
nice sensor size (APS-C)
provides face detect focusing
supports RAW formats
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Street Comparison

Ricoh GXR Mount A12 as a Street photography camera
Sigma DP2 Quattro as a Street photography camera
65
sensor size is nice (APS-C)
saves RAW formats
screen does not articulate
no image stabilization
61
nice sensor size (APS-C)
supports RAW formats
fixed screen
no image stabilization
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Sports Comparison

Ricoh GXR Mount A12 Sports photography info
Sigma DP2 Quattro Sports photography info
39
maximum shutter speed is high (1/9,000s)
sensor size is nice (APS-C)
can't change focal length (()mm)
doesn't have liveview
painfully slow continuous shooting (3.0 frames/s)
no image stabilization
low MP (12MP)
lack of phase detect auto focus
48
MP count decent (20 megapixels)
nice sensor size (APS-C)
fixed focal length (45mm)
very slow continuous shooting (3.0 frames/s)
no image stabilization
has no phase detect AF
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Travel Comparison

Ricoh GXR Mount A12 Travel photography information
Sigma DP2 Quattro Travel photography information
60
flash built-in
fast max aperture (f)
missing Timelapse function
low MP (12MP)
display is not selfie friendly
53
MP count decent (20 megapixels)
screen is not selfie friendly
somewhat slow max aperture (f2.8)
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Landscape Comparison

Ricoh GXR Mount A12 Landscape photography information
Sigma DP2 Quattro Landscape photography information
52
manual focus
fast max aperture (f)
screen is a good size (3 inch)
sensor size is nice (APS-C)
saves RAW formats
fixed lens (fixed lens mount)
can't change focal length (()mm)
doesn't have liveview
no image stabilization
low MP (12MP)
missing Timelapse function
59
focusing manually
screen size is decent (3")
MP count decent (20 megapixels)
nice sensor size (APS-C)
supports RAW formats
can't swap lenses (fixed lens mount)
fixed focal length (45mm)
somewhat slow max aperture (f2.8)
no image stabilization
Photography Glossary

Vlogging Comparison

Ricoh GXR Mount A12 Vlogging highlights
Sigma DP2 Quattro Vlogging highlights
26
fast max aperture (f)
display is not selfie friendly
no image stabilization
video res low (1280 x 720 resolution)
missing external microphone socket
9
no video recording
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Ricoh GXR Mount A12 vs Sigma DP2 Quattro Specifications

Detailed spec comparison table for Ricoh GXR Mount A12 and Sigma DP2 Quattro
 Ricoh GXR Mount A12Sigma DP2 Quattro
General Information
Brand Name Ricoh Sigma
Model type Ricoh GXR Mount A12 Sigma DP2 Quattro
Type Entry-Level Mirrorless Large Sensor Compact
Revealed 2011-08-05 2014-02-13
Physical type Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Processor - TRUE III engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.7mm 23.5 x 15.7mm
Sensor area 370.5mm² 369.0mm²
Sensor resolution 12 megapixels 20 megapixels
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 4288 x 2848 5424 x 3616
Max native ISO 3200 6400
Minimum native ISO 200 100
RAW images
Autofocusing
Manual focusing
AF touch
Continuous AF
Single AF
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points - 9
Lens
Lens support fixed lens fixed lens
Lens zoom range () 45mm (1x)
Highest aperture - f/2.8
Focal length multiplier 1.5 1.5
Screen
Type of screen Fixed Type Fixed Type
Screen sizing 3 inches 3 inches
Resolution of screen 920 thousand dots 920 thousand dots
Selfie friendly
Liveview
Touch capability
Screen tech - TFT color LCD
Viewfinder Information
Viewfinder type Electronic (optional) None
Features
Min shutter speed 1 seconds 30 seconds
Max shutter speed 1/9000 seconds 1/2000 seconds
Continuous shutter rate 3.0fps 3.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance 9.60 m no built-in flash
Flash modes Auto, On, Off, Red-Eye, Slow Sync, Manual no built-in flash
Hot shoe
AE bracketing
White balance 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) -
Max video resolution 1280x720 None
Video file format 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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 370g (0.82 pounds) 395g (0.87 pounds)
Physical dimensions 120 x 70 x 45mm (4.7" x 2.8" x 1.8") 161 x 67 x 82mm (6.3" x 2.6" x 3.2")
DXO scores
DXO Overall 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 330 images -
Battery type Battery Pack -
Battery ID DB-90 BP-51
Self timer Yes (5 sec, custom) Yes (2 or 10 secs)
Time lapse feature
Storage type SD/SDHC, Internal -
Card slots 1 1
Launch cost $349 $931