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Ricoh GR III vs Sigma SD9

Portability
90
Imaging
69
Features
62
Overall
66
Ricoh GR III front
 
Sigma SD9 front
Portability
54
Imaging
39
Features
27
Overall
34

Ricoh GR III vs Sigma SD9 Key Specs

Ricoh GR III
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fixed Screen
  • 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
  • Replaced the Ricoh GR III
  • Renewed by Ricoh GR III
Sigma SD9
(Full Review)
  • 3MP - APS-C Sensor
  • 1.8" Fixed Screen
  • ISO 100 - 400
  • 1/6000s Max Shutter
  • No Video
  • Sigma SA Mount
  • 950g - 152 x 120 x 79mm
  • Revealed November 2002
  • Replacement is Sigma SD10
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Ricoh GR III vs Sigma SD9 Overview

Its time to look closer at the Ricoh GR III versus Sigma SD9, one is a Large Sensor Compact and the latter is a Advanced DSLR by companies Ricoh and Sigma. There is a sizeable difference between the sensor resolutions of the GR III (24MP) and SD9 (3MP) but they come with the exact same sensor size (APS-C).

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The GR III was unveiled 16 years after the SD9 which is quite a large gap as far as tech is concerned. Both cameras come with different body type with the Ricoh GR III being a Large Sensor Compact camera and the Sigma SD9 being a Mid-size SLR camera.

Before we go straight into a complete comparison, below is a simple synopsis of how the GR III grades against the SD9 with regards to portability, imaging, features and an overall score.

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Reasons to pick Ricoh GR III over the Sigma SD9

 GR III SD9 
RevealedSeptember 2018November 2002More modern by 193 months
Screen dimension3"1.8"Bigger screen (+1.2")
Screen resolution1037k130kSharper screen (+907k dot)
Touch friendly screen Quickly navigate

Reasons to pick Sigma SD9 over the Ricoh GR III

 SD9 GR III 

Common features in the Ricoh GR III and Sigma SD9

 GR III SD9 
Manually focus More precise focus
Screen typeFixed Fixed Fixed screen
Selfie screen Missing selfie screen

Ricoh GR III vs Sigma SD9 Physical Comparison

When you are intending to carry around your camera often, you are going to need to take into account its weight and volume. The Ricoh GR III enjoys outside measurements of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") accompanied by a weight of 257 grams (0.57 lbs) and the Sigma SD9 has sizing of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") and a weight of 950 grams (2.09 lbs).

Analyze the Ricoh GR III versus Sigma SD9 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you select at that time. Here is the front view dimension comparison of the GR III versus the SD9.

Ricoh GR III vs Sigma SD9 size comparison

Using size and weight, the portability score of the GR III and SD9 is 90 and 54 respectively.

Ricoh GR III vs Sigma SD9 top view buttons comparison

Ricoh GR III vs Sigma SD9 Sensor Comparison

In many cases, it can be difficult to see the contrast between sensor sizes purely by reading through specs. The pic underneath should offer you a greater sense of the sensor measurements in the GR III and SD9.

All in all, both the cameras have got the exact same sensor measurements albeit not the same MP. You should expect the Ricoh GR III to give extra detail having an extra 21MP. Higher resolution can also let you crop pictures much more aggressively. The more modern GR III will have a benefit with regard to sensor technology.

Ricoh GR III vs Sigma SD9 sensor size comparison

Ricoh GR III vs Sigma SD9 Screen and ViewFinder

Ricoh GR III vs Sigma SD9 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GR III Portrait photography information
Sigma SD9 Portrait photography information
81
you can focus manually
decent sensor resolution (24MP)
nice sensor size (APS-C)
has face detection focus
supports RAW formats
47
has manual focus
sensor size is decent (APS-C)
saves RAW files
does not have liveview
low MP (3MP)
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Street Comparison

Ricoh GR III Street photography features
Sigma SD9 Street photography features
84
built in image stabilization (Sensor-shift)
nice sensor size (APS-C)
supports RAW formats
supports focus by touch
lighter than competition in class (257 grams)
great ISO range (102,400)
no moving screen
43
sensor size is decent (APS-C)
saves RAW files
no moving screen
no image stabilization
more heavy than competition (950 grams)
maximum ISO low (400)
Photography Glossary

Sports Comparison

Ricoh GR III Sports photography highlights
Sigma SD9 Sports photography highlights
76
built in image stabilization (Sensor-shift)
decent sensor resolution (24 megapixels)
nice sensor size (APS-C)
has tracking autofocus
supports phase detect auto focus
focal length is fixed (28mm)
36
high shutter speed (1/6,000 seconds)
sensor size is decent (APS-C)
does not have liveview
no image stabilization
low MP (3MP)
lack of phase detect AF
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Travel Comparison

Ricoh GR III Travel photography details
Sigma SD9 Travel photography details
69
lighter than competition in class (257 grams)
supports focus by touch
decent sensor resolution (24MP)
no Timelapse mode
screen is not selfie friendly
sluggish max aperture (f2.8)
29
does not have Timelapse function
more heavy than competition (950 grams)
low MP (3MP)
doesn't have selfie friendly screen
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Landscape Comparison

Ricoh GR III Landscape photography info
Sigma SD9 Landscape photography info
69
you can focus manually
pretty good screen size (3 inches)
built in image stabilization (Sensor-shift)
decent sensor resolution (24 megapixels)
nice sensor size (APS-C)
doesnt have low pass filter
great ISO range (102,400)
supports RAW formats
can't change lenses (fixed lens mount)
focal length is fixed (28mm)
sluggish max aperture (f2.8)
no Timelapse mode
41
has manual focus
swap lenses (Sigma SA mount)
sensor size is decent (APS-C)
saves RAW files
tiny screen (1.8")
does not have liveview
no image stabilization
low MP (3 megapixels)
maximum ISO low (400)
does not have Timelapse function
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Vlogging Comparison

Ricoh GR III Vlogging highlights
Sigma SD9 Vlogging highlights
37
built-in touchscreen
built in image stabilization (Sensor-shift)
has face detection focus
good video quality (1920 x 1080 resolution)
lighter than competition in class (257 grams)
sluggish max aperture (f2.8)
screen is not selfie friendly
no external microphone support
9
can't record video
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Ricoh GR III vs Sigma SD9 Specifications

Detailed spec comparison table for Ricoh GR III and Sigma SD9
 Ricoh GR IIISigma SD9
General Information
Company Ricoh Sigma
Model Ricoh GR III Sigma SD9
Type Large Sensor Compact Advanced DSLR
Released 2018-09-25 2002-11-26
Body design Large Sensor Compact Mid-size SLR
Sensor Information
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.5 x 15.6mm 20.7 x 13.8mm
Sensor surface area 366.6mm² 285.7mm²
Sensor resolution 24 megapixel 3 megapixel
Anti aliasing filter
Aspect ratio 1:1 and 3:2 3:2
Highest resolution 6000 x 4000 2268 x 1512
Highest native ISO 102400 400
Minimum native ISO 100 100
RAW support
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Lens
Lens mounting type fixed lens Sigma SA
Lens focal range 28mm (1x) -
Max aperture f/2.8-16 -
Macro focus distance 6cm -
Number of lenses - 76
Crop factor 1.5 1.7
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 3 inch 1.8 inch
Screen resolution 1,037k dot 130k dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Optical (optional) Optical (pentaprism)
Viewfinder coverage - 98 percent
Viewfinder magnification - 0.77x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/6000 seconds
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range no built-in flash no built-in flash
Flash settings Auto, Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye -
Hot shoe
Auto exposure bracketing
White balance bracketing
Maximum flash sync - 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 @ 60p, MOV, H.264, Linear PCM -
Highest video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Microphone jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB Yes USB 1.0 (1.5 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 257g (0.57 lbs) 950g (2.09 lbs)
Dimensions 109 x 62 x 33mm (4.3" x 2.4" x 1.3") 152 x 120 x 79mm (6.0" x 4.7" x 3.1")
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
Self timer Yes Yes (10 sec)
Time lapse shooting
Storage media Internal, SD/SDHC/SDXC (UHS-I supported) Compact Flash Type I or II
Storage slots One One
Price at launch $900 $3,001