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Ricoh GR Digital IV vs Sigma SD10

Portability
92
Imaging
35
Features
47
Overall
39
Ricoh GR Digital IV front
 
Sigma SD10 front
Portability
54
Imaging
39
Features
27
Overall
34

Ricoh GR Digital IV vs Sigma SD10 Key Specs

Ricoh GR Digital IV
(Full Review)
  • 10MP - 1/1.7" Sensor
  • 3" Fixed Display
  • ISO 80 - 3200
  • Sensor-shift Image Stabilization
  • 640 x 480 video
  • 28mm (F1.9) lens
  • 190g - 109 x 59 x 33mm
  • Released September 2011
  • Earlier Model is Ricoh GR Digital III
Sigma SD10
(Full Review)
  • 3MP - APS-C Sensor
  • 1.8" Fixed Display
  • ISO 100 - 800 (Push to 1600)
  • 1/6000s Max Shutter
  • No Video
  • Sigma SA Mount
  • 950g - 152 x 120 x 79mm
  • Announced March 2004
  • Replaced the Sigma SD9
  • Later Model is Sigma SD14
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Ricoh GR Digital IV vs Sigma SD10 Overview

Following is a in-depth comparison of the Ricoh GR Digital IV vs Sigma SD10, one is a Small Sensor Compact and the other is a Advanced DSLR by competitors Ricoh and Sigma. There is a big difference among the resolutions of the GR Digital IV (10MP) and SD10 (3MP) and the GR Digital IV (1/1.7") and SD10 (APS-C) provide totally different sensor measurements.

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The GR Digital IV was introduced 7 years after the SD10 which is a fairly big gap as far as camera tech is concerned. Both of these cameras have different body design with the Ricoh GR Digital IV being a Compact camera and the Sigma SD10 being a Mid-size SLR camera.

Before diving straight to a comprehensive comparison, here is a quick synopsis of how the GR Digital IV scores vs the SD10 for portability, imaging, features and an overall score.

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Reasons to pick Ricoh GR Digital IV over the Sigma SD10

 GR Digital IV SD10 
AnnouncedSeptember 2011March 2004More modern by 92 months
Display dimensions3"1.8"Larger display (+1.2")
Display resolution1230k130kCrisper display (+1100k dot)

Reasons to pick Sigma SD10 over the Ricoh GR Digital IV

 SD10 GR Digital IV 

Common features in the Ricoh GR Digital IV and Sigma SD10

 GR Digital IV SD10 
Focus manually Dial accurate focus
Display typeFixed Fixed Fixed display
Selfie screen No selfie screen
Touch friendly display Neither contains Touch friendly display

Ricoh GR Digital IV vs Sigma SD10 Physical Comparison

For anybody who is intending to carry around your camera regularly, you're going to have to factor its weight and size. The Ricoh GR Digital IV has got external measurements of 109mm x 59mm x 33mm (4.3" x 2.3" x 1.3") and a weight of 190 grams (0.42 lbs) and the Sigma SD10 has specifications of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") accompanied by a weight of 950 grams (2.09 lbs).

Examine the Ricoh GR Digital IV vs Sigma SD10 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you have attached at that moment. The following is a front view size comparison of the GR Digital IV compared to the SD10.

Ricoh GR Digital IV vs Sigma SD10 size comparison

Looking at size and weight, the portability score of the GR Digital IV and SD10 is 92 and 54 respectively.

Ricoh GR Digital IV vs Sigma SD10 top view buttons comparison

Ricoh GR Digital IV vs Sigma SD10 Sensor Comparison

In many cases, it is difficult to visualise the gap in sensor sizes just by going through specs. The pic underneath should provide you a stronger sense of the sensor sizing in the GR Digital IV and SD10.

As you can plainly see, both cameras have different resolutions and different sensor sizes. The GR Digital IV with its smaller sensor will make achieving shallow depth of field trickier and the Ricoh GR Digital IV will show more detail using its extra 7MP. Greater resolution will make it easier to crop pics a bit more aggressively. The younger GR Digital IV is going to have a benefit in sensor tech.

Ricoh GR Digital IV vs Sigma SD10 sensor size comparison

Ricoh GR Digital IV vs Sigma SD10 Screen and ViewFinder

Ricoh GR Digital IV vs Sigma SD10 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Ricoh GR Digital IV
Portrait photography with Sigma SD10
41
manual focus
supports RAW files
low megapixels (10MP)
sensor is very small (1/1.7")
47
you can focus manually
decent sensor size (APS-C)
delivers RAW formats
does not have liveview
low MP (3MP)
Photography Glossary

Street Comparison

Ricoh GR Digital IV Street photography highlights
Sigma SD10 Street photography highlights
65
image stabilization (Sensor-shift)
supports RAW files
no articulating screen
sensor is very small (1/1.7")
43
decent sensor size (APS-C)
delivers RAW formats
fixed screen
no image stabilization
heavier than competitors (950g)
max ISO too low (800)
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Sports Comparison

Ricoh GR Digital IV Sports photography factors
Sigma SD10 Sports photography factors
34
image stabilization (Sensor-shift)
better than average battery pack (390 per charge)
focal length is fixed (28mm)
low megapixels (10MP)
sensor is very small (1/1.7")
doesn't have phase detect AF
36
high shutter speed (1/6,000s)
decent sensor size (APS-C)
does not have liveview
no image stabilization
low MP (3 megapixels)
does not have phase detect auto focus
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Travel Comparison

Ricoh GR Digital IV Travel photography factors
Sigma SD10 Travel photography factors
67
better than average battery pack (390 per charge)
flash built-in
fast max aperture (f1.9)
low megapixels (10MP)
does not posses selfie friendly screen
29
no Time Lapse function
heavier than competitors (950 grams)
low MP (3MP)
does not offer selfie friendly display
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Landscape Comparison

Ricoh GR Digital IV as a Landscape photography camera
Sigma SD10 as a Landscape photography camera
53
manual focus
fast max aperture (f1.9)
decent sized screen (3 inch)
image stabilization (Sensor-shift)
supports RAW files
better than average battery pack (390 CIPA)
fixed lens (fixed lens mount)
focal length is fixed (28mm)
low megapixels (10 megapixels)
sensor is very small (1/1.7")
41
you can focus manually
interchangeable lenses (Sigma SA mount)
decent sensor size (APS-C)
delivers RAW formats
screen is small (1.8 inches)
does not have liveview
no image stabilization
low MP (3MP)
max ISO too low (800)
no Time Lapse function
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Vlogging Comparison

Ricoh GR Digital IV Vlogging information
Sigma SD10 Vlogging information
29
fast max aperture (f1.9)
image stabilization (Sensor-shift)
does not posses selfie friendly screen
low video resolution (640 x 480 pxls)
doesn't have microphone socket
9
lack of video recording
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Ricoh GR Digital IV vs Sigma SD10 Specifications

Detailed spec comparison table for Ricoh GR Digital IV and Sigma SD10
 Ricoh GR Digital IVSigma SD10
General Information
Company Ricoh Sigma
Model type Ricoh GR Digital IV Sigma SD10
Class Small Sensor Compact Advanced DSLR
Released 2011-09-15 2004-03-19
Physical type Compact Mid-size SLR
Sensor Information
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/1.7" APS-C
Sensor dimensions 7.44 x 5.58mm 20.7 x 13.8mm
Sensor area 41.5mm² 285.7mm²
Sensor resolution 10MP 3MP
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 3:2
Highest Possible resolution 3648 x 2736 2268 x 1512
Maximum native ISO 3200 800
Maximum enhanced ISO - 1600
Minimum native ISO 80 100
RAW format
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Lens
Lens mount type fixed lens Sigma SA
Lens zoom range 28mm (1x) -
Max aperture f/1.9 -
Macro focusing range 1cm -
Available lenses - 76
Crop factor 4.8 1.7
Screen
Display type Fixed Type Fixed Type
Display sizing 3 inch 1.8 inch
Display resolution 1,230 thousand dots 130 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Optical (optional) Optical (pentaprism)
Viewfinder coverage - 98%
Viewfinder magnification - 0.77x
Features
Minimum shutter speed 1 seconds 30 seconds
Fastest shutter speed 1/2000 seconds 1/6000 seconds
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance 3.00 m no built-in flash
Flash options Auto, On, Off, Red-Eye, Slow Sync, Manual -
Hot shoe
AEB
WB bracketing
Fastest flash synchronize - 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) -
Maximum video resolution 640x480 None
Video format Motion JPEG -
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 1.0 (1.5 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 190 gr (0.42 lb) 950 gr (2.09 lb)
Physical dimensions 109 x 59 x 33mm (4.3" x 2.3" x 1.3") 152 x 120 x 79mm (6.0" x 4.7" x 3.1")
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 390 photographs -
Battery type Battery Pack -
Battery ID DB65 -
Self timer Yes (2 or 10 sec) Yes (10 sec)
Time lapse feature
Type of storage SD/SDHC, Internal Compact Flash Type I or II
Card slots One One
Pricing at release $599 $198