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Ricoh GR Digital IV vs Sigma DP1 Merrill

Portability
92
Imaging
35
Features
47
Overall
39
Ricoh GR Digital IV front
 
Sigma DP1 Merrill front
Portability
82
Imaging
56
Features
30
Overall
45

Ricoh GR Digital IV vs Sigma DP1 Merrill 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
  • Revealed September 2011
  • Earlier Model is Ricoh GR Digital III
Sigma DP1 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • " Fixed Display
  • ISO 100 - 6400
  • 640 x 480 video
  • ()mm (F2.8) lens
  • 330g - 122 x 67 x 64mm
  • Announced February 2012
  • Later Model is Sigma DP2 Merrill
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Ricoh GR Digital IV vs Sigma DP1 Merrill Overview

Lets take a more detailed look at the Ricoh GR Digital IV vs Sigma DP1 Merrill, one being a Small Sensor Compact and the other is a Large Sensor Compact by brands Ricoh and Sigma. There is a big difference between the resolutions of the GR Digital IV (10MP) and DP1 Merrill (15MP) and the GR Digital IV (1/1.7") and DP1 Merrill (APS-C) have different sensor size.

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The GR Digital IV was released 4 months before the DP1 Merrill which means that they are both of a similar generation. The two cameras feature different body design with the Ricoh GR Digital IV being a Compact camera and the Sigma DP1 Merrill being a Large Sensor Compact camera.

Before getting into a more detailed comparison, here is a short synopsis of how the GR Digital IV scores versus the DP1 Merrill for portability, imaging, features and an overall rating.

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Reasons to pick Ricoh GR Digital IV over the Sigma DP1 Merrill

 GR Digital IV DP1 Merrill 
Display size3""Larger display (+3")
Display resolution1230k920kCrisper display (+310k dot)

Reasons to pick Sigma DP1 Merrill over the Ricoh GR Digital IV

 DP1 Merrill GR Digital IV 

Common features in the Ricoh GR Digital IV and Sigma DP1 Merrill

 GR Digital IV DP1 Merrill 
AnnouncedSeptember 2011February 2012Similar generation
Manual focus More accurate focusing
Display typeFixed Fixed Fixed display
Selfie screen Neither contains selfie screen
Touch friendly display Neither contains Touch friendly display

Ricoh GR Digital IV vs Sigma DP1 Merrill Physical Comparison

For anyone who is intending to carry your camera, you are going to need to factor in its weight and size. The Ricoh GR Digital IV has got outside measurements of 109mm x 59mm x 33mm (4.3" x 2.3" x 1.3") along with a weight of 190 grams (0.42 lbs) while the Sigma DP1 Merrill has specifications of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") and a weight of 330 grams (0.73 lbs).

Contrast the Ricoh GR Digital IV vs Sigma DP1 Merrill in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you have at the time. The following is a front view physical size comparison of the GR Digital IV compared to the DP1 Merrill.

Ricoh GR Digital IV vs Sigma DP1 Merrill size comparison

Considering size and weight, the portability grade of the GR Digital IV and DP1 Merrill is 92 and 82 respectively.

Ricoh GR Digital IV vs Sigma DP1 Merrill top view buttons comparison

Ricoh GR Digital IV vs Sigma DP1 Merrill Sensor Comparison

Usually, it is difficult to imagine the difference between sensor sizing just by checking specs. The photograph here might provide you a much better sense of the sensor sizing in the GR Digital IV and DP1 Merrill.

As you can plainly see, each of these cameras feature different megapixel count and different sensor sizing. The GR Digital IV because of its tinier sensor is going to make shooting shallower depth of field more difficult and the Sigma DP1 Merrill will give extra detail as a result of its extra 5MP. Greater resolution can also allow you to crop photos way more aggressively.

Ricoh GR Digital IV vs Sigma DP1 Merrill sensor size comparison

Ricoh GR Digital IV vs Sigma DP1 Merrill Screen and ViewFinder

Ricoh GR Digital IV vs Sigma DP1 Merrill Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Ricoh GR Digital IV Portrait photography highlights
Sigma DP1 Merrill Portrait photography highlights
41
you can focus manually
delivers RAW formats
resolution not great (10MP)
sensor is tiny (1/1.7")
73
you can focus manually
good megapixels (15 megapixels)
decent sensor size (APS-C)
supports RAW formats
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Street Comparison

Ricoh GR Digital IV Street photography highlights
Sigma DP1 Merrill Street photography highlights
65
image stabilization (Sensor-shift)
delivers RAW formats
no articulating screen
sensor is tiny (1/1.7")
64
decent sensor size (APS-C)
supports RAW formats
screen is fixed
does not have image stabilization
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Sports Comparison

Ricoh GR Digital IV Sports photography advice
Sigma DP1 Merrill Sports photography advice
34
image stabilization (Sensor-shift)
good battery life (390 per charge)
can't change focal length (28mm)
resolution not great (10 megapixels)
sensor is tiny (1/1.7")
does not have phase detect auto focus
48
good megapixels (15 megapixels)
decent sensor size (APS-C)
focal length is fixed (()mm)
does not have image stabilization
lack of phase detect auto focus
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Travel Comparison

Ricoh GR Digital IV Travel photography details
Sigma DP1 Merrill Travel photography details
67
good battery life (390 shots)
flash built-in
fast max aperture (f1.9)
resolution not great (10MP)
does not offer selfie friendly display
54
good megapixels (15MP)
doesn't have Time Lapse recording
display is not selfie friendly
sluggish maximum aperture (f2.8)
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Landscape Comparison

Ricoh GR Digital IV Landscape photography information
Sigma DP1 Merrill Landscape photography information
53
you can focus manually
fast max aperture (f1.9)
nice screen size (3 inches)
image stabilization (Sensor-shift)
delivers RAW formats
good battery life (390 CIPA)
lens is fixed (fixed lens mount)
can't change focal length (28mm)
resolution not great (10 megapixels)
sensor is tiny (1/1.7")
50
you can focus manually
good megapixels (15 megapixels)
decent sensor size (APS-C)
supports RAW formats
can't swap lens (fixed lens mount)
focal length is fixed (()mm)
sluggish maximum aperture (f2.8)
screen is somewhat small (")
does not have image stabilization
doesn't have Time Lapse recording
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Vlogging Comparison

Ricoh GR Digital IV as a Vlogging camera
Sigma DP1 Merrill as a Vlogging camera
29
fast max aperture (f1.9)
image stabilization (Sensor-shift)
does not offer selfie friendly display
video quality not great (640 x 480 resolution)
missing external mic socket
22
sluggish maximum aperture (f2.8)
display is not selfie friendly
does not have image stabilization
video quality not great (640 x 480 pixels)
doesn't have external mic jack
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Ricoh GR Digital IV vs Sigma DP1 Merrill Specifications

Detailed spec comparison table for Ricoh GR Digital IV and Sigma DP1 Merrill
 Ricoh GR Digital IVSigma DP1 Merrill
General Information
Brand Name Ricoh Sigma
Model type Ricoh GR Digital IV Sigma DP1 Merrill
Type Small Sensor Compact Large Sensor Compact
Revealed 2011-09-15 2012-02-08
Body design Compact Large Sensor Compact
Sensor Information
Powered by - Dual TRUE II engine
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/1.7" APS-C
Sensor dimensions 7.44 x 5.58mm 24 x 16mm
Sensor area 41.5mm² 384.0mm²
Sensor resolution 10 megapixels 15 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 -
Highest Possible resolution 3648 x 2736 4704 x 3136
Maximum native ISO 3200 6400
Minimum native ISO 80 100
RAW images
Autofocusing
Manual focusing
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28mm (1x) ()
Largest aperture f/1.9 f/2.8
Macro focusing distance 1cm -
Crop factor 4.8 1.5
Screen
Range of display Fixed Type Fixed Type
Display size 3 inches -
Display resolution 1,230k dot 920k dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Optical (optional) None
Features
Min shutter speed 1 seconds -
Max shutter speed 1/2000 seconds -
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance 3.00 m no built-in flash
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Manual no built-in flash
External flash
AEB
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 640 x 480
Maximum video resolution 640x480 640x480
Video format Motion JPEG Motion JPEG
Mic 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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 190 grams (0.42 lbs) 330 grams (0.73 lbs)
Physical dimensions 109 x 59 x 33mm (4.3" x 2.3" x 1.3") 122 x 67 x 64mm (4.8" x 2.6" x 2.5")
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 -
Form of battery Battery Pack -
Battery ID DB65 -
Self timer Yes (2 or 10 sec) -
Time lapse shooting
Storage media SD/SDHC, Internal -
Storage slots Single Single
Retail price $599 $1,250