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Ricoh GR II vs Sigma SD15

Portability
89
Imaging
59
Features
55
Overall
57
Ricoh GR II front
 
Sigma SD15 front
Portability
59
Imaging
44
Features
45
Overall
44

Ricoh GR II vs Sigma SD15 Key Specs

Ricoh GR II
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 25600
  • 1920 x 1080 video
  • 28mm (F2.8-16.0) lens
  • 251g - 117 x 63 x 35mm
  • Announced June 2015
  • Replaced the Ricoh GR
Sigma SD15
(Full Review)
  • 5MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600 (Increase to 3200)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Released February 2010
  • Older Model is Sigma SD14
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Ricoh GR II vs Sigma SD15 Overview

Let's look more closely at the Ricoh GR II and Sigma SD15, former being a Large Sensor Compact while the latter is a Advanced DSLR by rivals Ricoh and Sigma. There is a sizable difference between the resolutions of the GR II (16MP) and SD15 (5MP) but both cameras provide the identical sensor size (APS-C).

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The GR II was revealed 5 years later than the SD15 and that is quite a significant difference as far as tech is concerned. Both the cameras feature different body design with the Ricoh GR II being a Large Sensor Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before getting right into a thorough comparison, here is a brief highlight of how the GR II grades vs the SD15 when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Ricoh GR II over the Sigma SD15

 GR II SD15 
ReleasedJune 2015February 2010Fresher by 65 months
Screen resolution1230k460kCrisper screen (+770k dot)

Reasons to pick Sigma SD15 over the Ricoh GR II

 SD15 GR II 

Common features in the Ricoh GR II and Sigma SD15

 GR II SD15 
Manual focus Dial accurate focus
Screen typeFixed Fixed Fixed screen
Screen size3"3"Same screen size
Selfie screen Neither contains selfie screen
Touch friendly screen Neither contains Touch friendly screen

Ricoh GR II vs Sigma SD15 Physical Comparison

In case you're intending to carry your camera frequently, you will have to factor its weight and measurements. The Ricoh GR II has got outside measurements of 117mm x 63mm x 35mm (4.6" x 2.5" x 1.4") having a weight of 251 grams (0.55 lbs) whilst the Sigma SD15 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

Check the Ricoh GR II and Sigma SD15 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change based on the lens you have attached at that moment. Here is a front view measurement comparison of the GR II compared to the SD15.

Ricoh GR II vs Sigma SD15 size comparison

Using size and weight, the portability grade of the GR II and SD15 is 89 and 59 respectively.

Ricoh GR II vs Sigma SD15 top view buttons comparison

Ricoh GR II vs Sigma SD15 Sensor Comparison

Oftentimes, it can be tough to picture the contrast between sensor sizing just by going over a spec sheet. The visual here will help offer you a far better sense of the sensor measurements in the GR II and SD15.

Clearly, both of the cameras come with the identical sensor size albeit different MP. You can count on the Ricoh GR II to offer you greater detail because of its extra 11 Megapixels. Higher resolution will enable you to crop shots a good deal more aggressively. The newer GR II should have an advantage in sensor technology.

Ricoh GR II vs Sigma SD15 sensor size comparison

Ricoh GR II vs Sigma SD15 Screen and ViewFinder

Ricoh GR II vs Sigma SD15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GR II Portrait photography info
Sigma SD15 Portrait photography info
75
manual focus
resolution is good (16 megapixels)
sensor size is decent (APS-C)
includes face detect focusing
saves RAW files
50
has manual focus
sensor size is good (APS-C)
exports RAW formats
doesn't have liveview
resolution not great (5 megapixels)
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Street Comparison

Ricoh GR II Street photography details
Sigma SD15 Street photography details
74
sensor size is decent (APS-C)
saves RAW files
lighter than competition in class (251 grams)
above average ISO range (25,600)
no moving screen
does not have image stabilization
52
sensor size is good (APS-C)
exports RAW formats
no moving screen
no image stabilization
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Sports Comparison

Ricoh GR II Sports photography info
Sigma SD15 Sports photography info
50
resolution is good (16MP)
sensor size is decent (APS-C)
includes tracking focus
can't change focal length (28mm)
very slow continuous shooting (4.0 frames/s)
does not have image stabilization
lacks phase detect AF
38
sensor size is good (APS-C)
sensor has phase detect AF
doesn't have liveview
slow continuous shooting (3.0 frames per second)
no image stabilization
resolution not great (5 megapixels)
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Travel Comparison

Ricoh GR II Travel photography info
Sigma SD15 Travel photography info
67
lighter than competition in class (251 grams)
resolution is good (16MP)
built-in flash
missing Timelapse recording
doesn't posses selfie friendly display
sluggish max aperture (f2.8)
42
flash built-in
does not have Timelapse mode
resolution not great (5 megapixels)
doesn't offer selfie friendly display
Photography Glossary

Landscape Comparison

Ricoh GR II as a Landscape photography camera
Sigma SD15 as a Landscape photography camera
59
manual focus
screen is a good size (3 inch)
resolution is good (16MP)
sensor size is decent (APS-C)
above average ISO range (25,600)
saves RAW files
cannot switch lens (fixed lens mount)
can't change focal length (28mm)
sluggish max aperture (f2.8)
does not have image stabilization
missing Timelapse recording
51
has manual focus
switch lenses (Sigma SA mount)
good sized screen (3 inches)
sensor size is good (APS-C)
exports RAW formats
doesn't have liveview
no image stabilization
resolution not great (5MP)
does not have Timelapse mode
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Vlogging Comparison

Ricoh GR II as a Vlogging camera
Sigma SD15 as a Vlogging camera
32
includes face detect focusing
video resolution high (1920 x 1080 pixels)
lighter than competition in class (251g)
sluggish max aperture (f2.8)
doesn't posses selfie friendly display
does not have image stabilization
missing microphone socket
9
lack of video recording
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Ricoh GR II vs Sigma SD15 Specifications

Detailed spec comparison table for Ricoh GR II and Sigma SD15
 Ricoh GR IISigma SD15
General Information
Company Ricoh Sigma
Model type Ricoh GR II Sigma SD15
Class Large Sensor Compact Advanced DSLR
Announced 2015-06-17 2010-02-20
Physical type Large Sensor Compact Mid-size SLR
Sensor Information
Processor GR Engine V True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.7 x 15.7mm 20.7 x 13.8mm
Sensor surface area 372.1mm² 285.7mm²
Sensor resolution 16MP 5MP
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 3:2
Highest resolution 4928 x 3264 2640 x 1760
Highest native ISO 25600 1600
Highest boosted ISO - 3200
Minimum native ISO 100 100
RAW data
Minimum boosted ISO - 50
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 9 -
Lens
Lens support fixed lens Sigma SA
Lens zoom range 28mm (1x) -
Maximum aperture f/2.8-16.0 -
Macro focusing range 10cm -
Available lenses - 76
Focal length multiplier 1.5 1.7
Screen
Display type Fixed Type Fixed Type
Display sizing 3 inches 3 inches
Resolution of display 1,230k dots 460k dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Optical (optional) Optical (pentaprism)
Viewfinder coverage - 96 percent
Viewfinder magnification - 0.6x
Features
Lowest shutter speed 300 secs 30 secs
Highest shutter speed 1/4000 secs 1/4000 secs
Continuous shooting rate 4.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance 3.00 m (at Auto ISO) -
Flash options Auto, Flash On, Flash Synchro., Manual Flash, Red-Eye Flash Auto, Red-Eye Flash On, Red-Eye Flash Synchro, Wireless -
Hot shoe
AEB
WB bracketing
Highest flash synchronize - 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p), 640 x 480 (30p, 25p, 24p) -
Highest video resolution 1920x1080 None
Video file format MPEG-4, H.264 -
Microphone port
Headphone port
Connectivity
Wireless Built-In 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 251 grams (0.55 lbs) 750 grams (1.65 lbs)
Physical dimensions 117 x 63 x 35mm (4.6" x 2.5" x 1.4") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO All around rating 80 not tested
DXO Color Depth rating 23.6 not tested
DXO Dynamic range rating 13.7 not tested
DXO Low light rating 1078 not tested
Other
Battery life 320 images -
Battery type Battery Pack -
Battery ID DB-65 -
Self timer Yes Yes (10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/SDHC card
Card slots Single Single
Pricing at launch $599 $1,500