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Ricoh GR Digital III vs Sigma DP2 Quattro

Portability
92
Imaging
34
Features
35
Overall
34
Ricoh GR Digital III front
 
Sigma DP2 Quattro front
Portability
70
Imaging
63
Features
38
Overall
53

Ricoh GR Digital III vs Sigma DP2 Quattro Key Specs

Ricoh GR Digital III
(Full Review)
  • 10MP - 1/1.7" Sensor
  • 3" Fixed Screen
  • ISO 64 - 1600
  • 640 x 480 video
  • 28mm (F1.9) lens
  • 208g - 109 x 59 x 26mm
  • Announced July 2009
  • New Model is Ricoh GR Digital IV
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
  • Revealed February 2014
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Ricoh GR Digital III vs Sigma DP2 Quattro Overview

Here, we are analyzing the Ricoh GR Digital III vs Sigma DP2 Quattro, one being a Small Sensor Compact and the other is a Large Sensor Compact by manufacturers Ricoh and Sigma. There exists a sizeable gap among the sensor resolutions of the GR Digital III (10MP) and DP2 Quattro (20MP) and the GR Digital III (1/1.7") and DP2 Quattro (APS-C) provide different sensor sizing.

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The GR Digital III was introduced 5 years before the DP2 Quattro and that is a fairly large gap as far as camera technology is concerned. Both of these cameras feature different body design with the Ricoh GR Digital III being a Compact camera and the Sigma DP2 Quattro being a Large Sensor Compact camera.

Before diving into a thorough comparison, here is a simple summation of how the GR Digital III grades against the DP2 Quattro with respect to portability, imaging, features and an overall rating.

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Reasons to pick Ricoh GR Digital III over the Sigma DP2 Quattro

 GR Digital III DP2 Quattro 

Reasons to pick Sigma DP2 Quattro over the Ricoh GR Digital III

 DP2 Quattro GR Digital III 
RevealedFebruary 2014July 2009Fresher by 55 months

Common features in the Ricoh GR Digital III and Sigma DP2 Quattro

 GR Digital III DP2 Quattro 
Manually focus More exact focus
Display typeFixed Fixed Fixed display
Display size3"3"Same display measurement
Display resolution920k920kExact same display resolution
Selfie screen Neither offers selfie screen
Touch friendly display Neither offers Touch friendly display

Ricoh GR Digital III vs Sigma DP2 Quattro Physical Comparison

If you're aiming to carry your camera frequently, you'll need to take into account its weight and size. The Ricoh GR Digital III offers outside measurements of 109mm x 59mm x 26mm (4.3" x 2.3" x 1.0") and a weight of 208 grams (0.46 lbs) whilst the Sigma DP2 Quattro has specifications of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") accompanied by a weight of 395 grams (0.87 lbs).

Take a look at the Ricoh GR Digital III vs Sigma DP2 Quattro in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you are using at that time. Below is a front view overall size comparison of the GR Digital III against the DP2 Quattro.

Ricoh GR Digital III vs Sigma DP2 Quattro size comparison

Looking at dimensions and weight, the portability score of the GR Digital III and DP2 Quattro is 92 and 70 respectively.

Ricoh GR Digital III vs Sigma DP2 Quattro top view buttons comparison

Ricoh GR Digital III vs Sigma DP2 Quattro Sensor Comparison

Quite often, it's tough to visualize the difference in sensor sizing simply by looking through specs. The photograph here will provide you a far better sense of the sensor sizing in the GR Digital III and DP2 Quattro.

All in all, the two cameras come with different megapixels and different sensor sizing. The GR Digital III having a smaller sensor is going to make achieving bokeh more difficult and the Sigma DP2 Quattro will render greater detail using its extra 10MP. Greater resolution can also make it easier to crop images a good deal more aggressively. The older GR Digital III will be disadvantaged in sensor innovation.

Ricoh GR Digital III vs Sigma DP2 Quattro sensor size comparison

Ricoh GR Digital III vs Sigma DP2 Quattro Screen and ViewFinder

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

Portrait Comparison

Ricoh GR Digital III as a Portrait photography camera
Sigma DP2 Quattro as a Portrait photography camera
40
manual focus
supports RAW files
sensor resolution not great (10MP)
tiny sensor (1/1.7")
77
has manual focus
decent megapixels (20MP)
sensor size is decent (APS-C)
features face detect focus
supports RAW files
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Street Comparison

Ricoh GR Digital III Street photography information
Sigma DP2 Quattro Street photography information
55
supports RAW files
no articulating screen
no image stabilization
tiny sensor (1/1.7")
61
sensor size is decent (APS-C)
supports RAW files
no moving screen
no image stabilization
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Sports Comparison

Sports photography with Ricoh GR Digital III
Sports photography with Sigma DP2 Quattro
17
can't change focal length (28mm)
no image stabilization
sensor resolution not great (10MP)
tiny sensor (1/1.7")
lacks phase detect auto focus
48
decent megapixels (20MP)
sensor size is decent (APS-C)
can't change focal length (45mm)
continuous shooting slow (3.0 frames per second)
no image stabilization
doesn't have phase detect auto focus
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Travel Comparison

Travel photography with Ricoh GR Digital III
Travel photography with Sigma DP2 Quattro
63
flash built-in
great max aperture (f1.9)
sensor resolution not great (10MP)
does not posses selfie friendly screen
53
decent megapixels (20MP)
screen isn't selfie friendly
somewhat slow max aperture (f2.8)
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Landscape Comparison

Ricoh GR Digital III as a Landscape photography camera
Sigma DP2 Quattro as a Landscape photography camera
45
manual focus
great max aperture (f1.9)
screen size is good (3 inch)
supports RAW files
lens is fixed (fixed lens mount)
can't change focal length (28mm)
no image stabilization
sensor resolution not great (10 megapixels)
tiny sensor (1/1.7")
59
has manual focus
screen size is decent (3 inch)
decent megapixels (20MP)
sensor size is decent (APS-C)
supports RAW files
cannot swap lenses (fixed lens mount)
can't change focal length (45mm)
somewhat slow max aperture (f2.8)
no image stabilization
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Vlogging Comparison

Ricoh GR Digital III Vlogging advice
Sigma DP2 Quattro Vlogging advice
25
great max aperture (f1.9)
does not posses selfie friendly screen
no image stabilization
low quality video (640 x 480 pxls)
missing external microphone support
9
no video recording
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Ricoh GR Digital III vs Sigma DP2 Quattro Specifications

Detailed spec comparison table for Ricoh GR Digital III and Sigma DP2 Quattro
 Ricoh GR Digital IIISigma DP2 Quattro
General Information
Company Ricoh Sigma
Model Ricoh GR Digital III Sigma DP2 Quattro
Class Small Sensor Compact Large Sensor Compact
Announced 2009-07-27 2014-02-13
Body design Compact Large Sensor Compact
Sensor Information
Processor GR engine III TRUE III engine
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/1.7" APS-C
Sensor measurements 7.44 x 5.58mm 23.5 x 15.7mm
Sensor area 41.5mm² 369.0mm²
Sensor resolution 10 megapixel 20 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 3:2 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 3648 x 2736 5424 x 3616
Maximum native ISO 1600 6400
Lowest native ISO 64 100
RAW format
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points - 9
Lens
Lens mount fixed lens fixed lens
Lens focal range 28mm (1x) 45mm (1x)
Largest aperture f/1.9 f/2.8
Macro focus range 1cm -
Crop factor 4.8 1.5
Screen
Screen type Fixed Type Fixed Type
Screen sizing 3 inches 3 inches
Screen resolution 920 thousand dot 920 thousand dot
Selfie friendly
Liveview
Touch screen
Screen tech - TFT color LCD
Viewfinder Information
Viewfinder Optical (optional) None
Features
Min shutter speed 1 secs 30 secs
Max shutter speed 1/2000 secs 1/2000 secs
Continuous shutter speed - 3.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range 3.00 m no built-in flash
Flash options Auto, On, Off, Red-Eye, Slow Sync, Manual no built-in flash
Hot shoe
Auto exposure bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) -
Maximum video resolution 640x480 None
Microphone input
Headphone input
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 208g (0.46 lb) 395g (0.87 lb)
Physical dimensions 109 x 59 x 26mm (4.3" x 2.3" x 1.0") 161 x 67 x 82mm (6.3" x 2.6" x 3.2")
DXO scores
DXO Overall 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 model - BP-51
Self timer Yes (2 or 10 sec) Yes (2 or 10 secs)
Time lapse recording
Type of storage SD/SDHC, Internal -
Storage slots Single Single
Price at release $399 $931