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Ricoh GR III vs Sigma DP2 Merrill

Portability
90
Imaging
69
Features
62
Overall
66
Ricoh GR III front
 
Sigma DP2 Merrill front
Portability
83
Imaging
56
Features
33
Overall
46

Ricoh GR III vs Sigma DP2 Merrill Key Specs

Ricoh GR III
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 102400
  • Sensor-shift Image Stabilization
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • 28mm (F2.8-16) lens
  • 257g - 109 x 62 x 33mm
  • Released September 2018
  • Succeeded the Ricoh GR III
  • Newer Model is Ricoh GR III
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
  • Superseded the Sigma DP1 Merrill
  • Later Model is Sigma DP3 Merrill
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Ricoh GR III vs Sigma DP2 Merrill Overview

Below is a detailed comparison of the Ricoh GR III and Sigma DP2 Merrill, both Large Sensor Compact cameras by companies Ricoh and Sigma. There is a crucial difference among the sensor resolutions of the GR III (24MP) and DP2 Merrill (15MP) but both cameras have the same sensor dimensions (APS-C).

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The GR III was released 6 years later than the DP2 Merrill and that is a fairly serious gap as far as camera tech is concerned. The two cameras have the same body design (Large Sensor Compact).

Before we go into a full comparison, here is a brief introduction of how the GR III matches up against the DP2 Merrill when considering portability, imaging, features and an overall grade.

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Reasons to pick Ricoh GR III over the Sigma DP2 Merrill

 GR III DP2 Merrill 
IntroducedSeptember 2018February 2012More recent by 81 months
Screen resolution1037k920kClearer screen (+117k dot)
Touch friendly screen Quickly navigate

Reasons to pick Sigma DP2 Merrill over the Ricoh GR III

 DP2 Merrill GR III 

Common features in the Ricoh GR III and Sigma DP2 Merrill

 GR III DP2 Merrill 
Manually focus Very exact focusing
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen sizing
Selfie screen Missing selfie screen

Ricoh GR III vs Sigma DP2 Merrill Physical Comparison

In case you're aiming to lug around your camera often, you should factor its weight and proportions. The Ricoh GR III offers exterior dimensions of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") having a weight of 257 grams (0.57 lbs) whilst the Sigma DP2 Merrill has measurements of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") with a weight of 330 grams (0.73 lbs).

Analyze the Ricoh GR III and Sigma DP2 Merrill in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you choose at that moment. The following is a front view size comparison of the GR III vs the DP2 Merrill.

Ricoh GR III vs Sigma DP2 Merrill size comparison

Taking into account size and weight, the portability score of the GR III and DP2 Merrill is 90 and 83 respectively.

Ricoh GR III vs Sigma DP2 Merrill top view buttons comparison

Ricoh GR III vs Sigma DP2 Merrill Sensor Comparison

In many cases, it is very hard to visualize the contrast in sensor measurements just by seeing a spec sheet. The visual underneath may offer you a greater sense of the sensor dimensions in the GR III and DP2 Merrill.

As you can see, both of the cameras have the same sensor dimensions albeit different resolution. You should expect the Ricoh GR III to show greater detail as a result of its extra 9MP. Higher resolution can also help you crop photographs a bit more aggressively. The fresher GR III provides an edge when it comes to sensor tech.

Ricoh GR III vs Sigma DP2 Merrill sensor size comparison

Ricoh GR III vs Sigma DP2 Merrill Screen and ViewFinder

Ricoh GR III vs Sigma DP2 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GR III Portrait photography details
Sigma DP2 Merrill Portrait photography details
81
you can focus manually
decent megapixels (24 megapixels)
nice sensor size (APS-C)
supports face detect focus
saves RAW files
73
you can focus manually
good megapixels (15MP)
good sensor size (APS-C)
supports RAW formats
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Street Comparison

Ricoh GR III Street photography info
Sigma DP2 Merrill Street photography info
84
built in image stabilization (Sensor-shift)
nice sensor size (APS-C)
saves RAW files
comes with focus via touch
lighter than average in class (257 grams)
above average high ISO (102,400)
screen is fixed
65
good sensor size (APS-C)
supports RAW formats
screen does not articulate
does not have image stabilization
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Sports Comparison

Ricoh GR III Sports photography advice
Sigma DP2 Merrill Sports photography advice
76
built in image stabilization (Sensor-shift)
decent megapixels (24 megapixels)
nice sensor size (APS-C)
supports tracking focus
comes with phase detect auto focus
fixed focal length (28mm)
44
good megapixels (15MP)
good sensor size (APS-C)
fixed focal length (50mm)
slow frames per second (4.0 fps)
does not have image stabilization
lacks phase detect AF
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Travel Comparison

Ricoh GR III as a Travel photography camera
Sigma DP2 Merrill as a Travel photography camera
69
lighter than average in class (257g)
comes with focus via touch
decent megapixels (24 megapixels)
no Timelapse mode
screen isn't selfie friendly
somewhat slow maximum aperture (f2.8)
54
good megapixels (15 megapixels)
does not have Time Lapse mode
display is not selfie friendly
slow max aperture (f2.8)
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Landscape Comparison

Ricoh GR III Landscape photography details
Sigma DP2 Merrill Landscape photography details
69
you can focus manually
screen size is decent (3")
built in image stabilization (Sensor-shift)
decent megapixels (24 megapixels)
nice sensor size (APS-C)
doesnt have anti-alias filter
above average high ISO (102,400)
saves RAW files
cannot swap lenses (fixed lens mount)
fixed focal length (28mm)
somewhat slow maximum aperture (f2.8)
no Timelapse mode
55
you can focus manually
screen size is good (3 inch)
good megapixels (15MP)
good sensor size (APS-C)
supports RAW formats
lens is fixed (fixed lens mount)
fixed focal length (50mm)
slow max aperture (f2.8)
does not have image stabilization
does not have Time Lapse mode
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Vlogging Comparison

Ricoh GR III Vlogging information
Sigma DP2 Merrill Vlogging information
37
touchscreen
built in image stabilization (Sensor-shift)
supports face detect focus
video res high (1920 x 1080 pixels)
lighter than average in class (257g)
somewhat slow maximum aperture (f2.8)
screen isn't selfie friendly
no microphone socket
22
slow max aperture (f2.8)
display is not selfie friendly
does not have image stabilization
video quality not great (640 x 480 pxls)
does not have external mic port
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Ricoh GR III vs Sigma DP2 Merrill Specifications

Detailed spec comparison table for Ricoh GR III and Sigma DP2 Merrill
 Ricoh GR IIISigma DP2 Merrill
General Information
Brand Ricoh Sigma
Model type Ricoh GR III Sigma DP2 Merrill
Type Large Sensor Compact Large Sensor Compact
Released 2018-09-25 2012-02-08
Body design Large Sensor Compact Large Sensor Compact
Sensor Information
Powered by - Dual TRUE II engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.6mm 24 x 16mm
Sensor surface area 366.6mm² 384.0mm²
Sensor resolution 24 megapixels 15 megapixels
Anti alias filter
Aspect ratio 1:1 and 3:2 -
Max resolution 6000 x 4000 4704 x 3136
Max native ISO 102400 6400
Lowest native ISO 100 100
RAW pictures
Autofocusing
Manual focusing
Touch to focus
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28mm (1x) 50mm (1x)
Largest aperture f/2.8-16 f/2.8
Macro focusing distance 6cm -
Crop factor 1.5 1.5
Screen
Range of display Fixed Type Fixed Type
Display size 3" 3"
Display resolution 1,037 thousand dot 920 thousand dot
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type Optical (optional) None
Features
Min shutter speed 30 seconds -
Max shutter speed 1/4000 seconds -
Continuous shutter speed - 4.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash modes Auto, Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye no built-in flash
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 @ 60p, MOV, H.264, Linear PCM 640x480
Max video resolution 1920x1080 640x480
Video format MPEG-4, H.264 Motion JPEG
Mic jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 257 gr (0.57 pounds) 330 gr (0.73 pounds)
Physical dimensions 109 x 62 x 33mm (4.3" x 2.4" x 1.3") 122 x 67 x 59mm (4.8" x 2.6" x 2.3")
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
Self timer Yes -
Time lapse feature
Storage media Internal, SD/SDHC/SDXC (UHS-I supported) -
Storage slots Single Single
Retail pricing $900 $931